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United States Department of Agriculture

Agricultural Research Service

Related Topics

Charles R Krause (Chuck)
Application Technology Research Unit
Supervisory Research Plant Pathologist

Phone: (330) 988-3239
Fax: (330) 263-3953
Room 204
1680 MADISON AVE
WOOSTER, OH, 44691

Projects
Improved Pest Control Application Technologies for Sustainable Crop Protection
Appropriated (D)
  Accession Number: 425625
Development of Technologies and Strategies for Sustainable Crop Production in Containerized and Protected Horticulture Systems
Appropriated (D)
  Accession Number: 425918
MINOR USE PESTICIDE-FOOD/ORNAMENTALS
Appropriated (D)
  Accession Number: 420051
MANAGEMENT OF INSECTS THAT ATTACK HORTICULTURAL, TURF, AND NURSERY CROPS
Appropriated (D)
  Accession Number: 420637
Examination of Factors Influencing Virus Disease in Floriculture Crops
Specific Cooperative Agreement (S)
  Accession Number: 420920
Biomonitoring of Nutritional and Environmental Stress in Plants
Specific Cooperative Agreement (S)
  Accession Number: 426353
Biomonitoring of Nutritional and Environmental Stress in Plants
Specific Cooperative Agreement (S)
  Accession Number: 427451

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Cation exchange capacity of pine bark and peat substrates - (Peer Reviewed Journal) - (21-Jul-14)
Parboiled rice hull mulch in containers reduces liverwort and bittercress growth - (Peer Reviewed Journal)
Altland, J.E., Krause, C.R. 2014. Parboiled rice hull mulch in containers reduces liverwort and bittercress growth. Journal of Environmental Horticulture. 32(2):59-63.
Research is our middle name - (Trade Journal)
Boldt, J.K., Altland, J.E., Locke, J.C., Krause, C.R. 2014. Research is our middle name. Greenhouse Product News. 24(7):26-31.
Population dynamics of the fusarium head blight biocontrol agent cryptococcus flavescens OH182.9 on wheat anthers and heads - (Peer Reviewed Journal)
Schisler, D.A., Core, A.B., Boehm, M.J., Horst, L., Krause, C.R., Dunlap, C.A., Rooney, A.P. 2014. Population dynamics of the Fusarium head blight biocontrol agent Cryptococcus flavescens OH182.9 on wheat anthers and heads. Biological Control. 70(1):17-27.
Spray deposition inside tree canopies from a newly developed variable-rate air assisted sprayer Reprint Icon - (Peer Reviewed Journal)
Chen, Y., Ozkan, H.E., Zhu, H., Derksen, R.C., Krause, C.R. 2013. Spray deposition inside tree canopies from a newly developed variable-rate air assisted sprayer. Transactions of the ASABE. 56(6):1263-1272.
Spray drift and off-target loss reduction with a precision air-assisted sprayer Reprint Icon - (Peer Reviewed Journal)
Chen, Y., Zhu, H., Ozkan, H.E., Derksen, R.C., Krause, C.R. 2013. Spray drift and off-target loss reduction with a precision air-assisted sprayer. Transactions of the ASABE. 56(6)1273-1281.
Development of variable-rate precision spraying systems for tree crop production - (Proceedings)
Zhu, H., Chen, Y., Lu, H., Shen, Y., Jeon, H., Gu, J., 0zkan, E., Derksen, R.C., Reding, M.E., Ranger, C.M., Canas, L., Krause, C.R., Locke, J.C., Ernst, S., Zondag, R., Fulcher, A., Rosetta, R. 2013. Development of variable-rate precision spraying systems for tree crop production. Workshop Proceedings. 12th Workshop on Spray Application Techniques in Fruit Growing (Suprofruit 2013), June 26-28, 2013, Valencia, Spain. p. 123-125.
Effect of higher rate of quintec for the control of powdery mildew on cucumber, 2012 - (Abstract Only)
Krause, C.R., Horst, L. 2013. Effect of higher rate of quintec for the control of powdery mildew on cucumber, 2012. Plant Disease Management Reports. 7:V160.
Evaluation of acibenzolar for the control of bacterial spot on bell pepper, 2012 - (Abstract Only)
Krause, C.R., Horst, L. 2013. Evaluation of acibenzolar for the control of bacterial spot on bell pepper, 2012. Plant Disease Management Reports. 7:V162.
Effect of higher rate of quintec for the control of powdery mildew on summer squash, 2012 - (Abstract Only)
Krause, C.R., Horst, L. 2013. Effect of higher rate of quintec for the control of powdery mildew on summer squash, 2012. Plant Disease Management Reports. 7:V161.
Evaluation of quintec for the control of powdery mildew and bacterial spot on fresh market tomato, 2012 - (Abstract Only)
Krause, C.R., Horst, L. 2013. Evaluation of quintec for the control of powdery mildew and bacterial spot on fresh market tomato, 2012. Plant Disease Management Reports. 7:V159.
Effect of acute heat stress on plant nutrient metabolism proteins - (Proceedings)
Giri, A., Mishra, S., Heckathorn, S., Frantz, J., Krause, C.R. 2013. Effect of acute heat stress on plant nutrient metabolism proteins. Symposium Proceedings. 4th Annual University of Toledo Graduate Student Association Midwest Graduate Research Symposium, April 20, 2013, University of Toledo, Toledo, Ohio.
Acute toxicity of plant essential oils to scarab larvae (Coleoptera: Scarabaeidae) and their analysis by gas chromatography-mass spectrometry Reprint Icon - (Peer Reviewed Journal)
Ranger, C.M., Reding, M.E., Oliver, J., Moyseenko, J.J., Youssef, N., Krause, C.R. 2013. Acute toxicity of plant essential oils to scarab larvae (Coleoptera: Scarabaeidae) and their analysis by gas chromatography-mass spectrometry. Journal of Economic Entomology. 106(1):159-167.
Fertilizer applications for container-grown ornamental tree production Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Zondag, R., Merrick, J., Demaline, T., Jeon, H.Y., Krause, C.R., Locke, J.C. 2013. Fertilizer applications for container-grown ornamental tree production. Journal of Environmental Horticulture. 31(2):68-76.
Substituting pine wood for pine bark affects physical properties of nursery substrates Reprint Icon - (Peer Reviewed Journal)
Altland, J.E., Krause, C.R. 2012. Substituting pine wood for pine bark affects physical properties of nursery substrates. HortScience. 47(10):1499-1503.
Two intelligent spraying systems developed for tree crop production - (Abstract Only)
Zhu, H., Ozkan, E., Derksen, R.C., Reding, M.E., Ranger, C.M., Canas, L., Krause, C.R., Locke, J.C., Ernst, S.C., Zondag, R.H., Fulcher, A., Rosetta, R., Jeon, H.Y., Chen, Y., Gu, J., Liu, H., Shen, Y., Rios, A.A. 2012. Two intelligent spraying systems developed for tree crop production. Meeting Abstract. 6th National Small Farm Conference,Memphis TN, September 18-20, 2012. p. 69-70.
Development of smart spray systems to enhance delivery of pesticides in field nursery production - (Abstract Only)
Zhu, H., Ozkan, E., Derksen, R.C., Reding, M.E., Ranger, C.M., Canas, L., Krause, C.R., Locke, J.C., Ernst, S., Zondag, R., Fulcher, A., Rosetta, R., Jeon, H.Y., Chen, Y., Gu, J., Liu, H., Shen, Y., Rios, A. 2012. Development of smart spray systems to enhance delivery of pesticides in field nursery production. Annual Meeting of the American Phytopathological Society. Meeting Abstract, August 5-8, 2012, Providence, Rhode Island. #173-P.
Air velocity distributions from a variable-rate air-assisted sprayer for tree applications - (Proceedings)
Zhu, H., Gu, J., Chen, Y., Liu, H., Dong, X., Ding, W., Ozkan, E., Krause, C.R. 2012. Air velocity distributions from a variable-rate air-assisted sprayer for tree applications. CIGR-AgEng 2012: International Conference of Agricultural Engineering, July 8-12, 2012, Valencia, Spain. Paper No. C1547.
Development of Intelligent Spray Systems for Nursery Crop Production - (Abstract Only)
Zhu, H., Ozkan, E., Derksen, R.C., Ranger, C.M., Reding, M.E., Canas, L., Krause, C.R., Locke, J.C., Ernst, S.C., Zondag, R.H., Fulcher, A., Rosetta, R., Jeon, H.Y., Chen, Y., Gu, J., Hui, L., Shen, Y., Rios, A.A. 2012. Development of Intelligent Spray Systems for Nursery Crop Production. Meeting Abstract. 2012 ASHS Annual Conference, Miami Florida, July 31-August 3, 2012, Paper #8392.
Change in physical properties of pine bark and switchgrass substrates over time Reprint Icon - (Peer Reviewed Journal)
Altland, J.E., Krause, C.R. 2012. Change in physical properties of pine bark and switchgrass substrates over time. Journal of Environmental Horticulture. 30(3):113-117.
Evaporation rate of emulsion and oil-base emulsion pheromones - (Proceedings)
Xu, L., Ji, Y., Zhou, H., Zhu, H., Thistle, H.W., Krause, C.R. 2012. Evaporation rate of emulsion and oil-base emulsion pheromones. ASABE Annual International Meeting. Paper no. 121340956.
Half the Price for Insect and Disease Control, Is It Possible? - (Popular Publication)
Zhu, H., Zondag, R., Krause, C.R., Daley, J., Lyons, B., Merrick, J., Hammersmith, D., Lee, J., Holahan, M., Shelton, M., Geary, D., Demaline, T., Harding, A., Champion, B., Losely, K., Gilson, B., Hendricks, W. 2012. Half the Price for Insect and Disease Control, Is It Possible?. The Buckeye. 23(3):15-21.
Performance evaluation of a newly developed variable rate sprayer for nursery liner applications Reprint Icon - (Peer Reviewed Journal)
Jeon, H., Zhu, H., Derksen, R.C., Ozkan, E., Krause, C.R. 2012. Performance evaluation of a newly developed variable rate sprayer for nursery liner applications. Transactions of the ASABE. 54(6):1997-2007.
Reduced use of pesticides for effective controls of arthropod pests and plant diseases - (Peer Reviewed Journal)
Zhu, H., Zondag, R.H., Krause, C.R., Merrick, J., Daley, J. 2011. Reduced use of pesticides for effective controls of arthropod pests and plant diseases. Journal of Environmental Horticulture. 29(3):143-151.
An experimental variable-rate sprayer for nursery and orchard applications - (Proceedings)
Chen, Y., Zhu, H., Ozkan, E., Derksen, R.C., Krause, C.R. 2011. An experimental variable-rate sprayer for nursery and orchard applications. ASABE Annual International Meeting. Paper No. 1110497. http://asae.frymulti.com/azdez.asp?search=1&JID=5&AID=37207&CID=LOI2011&T=1.
Verification of a variable rate sprayer for nursery liner applications - (Proceedings)
Jeon, H., Zhu, H., Derksen, R.C., Ozkan, E., Krause, C.R. 2011. Verification of a variable rate sprayer for nursery liner applications. ASABE Annual International Meeting, 8/7-10/11, Louisville, Kentucky. Paper No. 1110497.
The Dahlia mosaic virus gene VI product N-terminal region is involved in self association Reprint Icon - (Peer Reviewed Journal)
Raikhey, G., Krause, C.R., Leisner, S. 2011. The Dahlia mosaic virus gene VI product N-terminal region is involved in self association. Virus Research. 159:69-72. DOI:10.1016/j.virusres.2011.04.026.
Optimal Spray Application Rates for Ornamental Nursery Liner Production Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Altland, J.E., Derksen, R.C., Krause, C.R. 2011. Optimal spray application rates for ornamental nursery liner production. HortTechnology. 21(3):367-375.
Humectants as Post-plant Soil Amendments: Effects on Growth and Physiological Activity of Drought-stressed, Container-grown Tree Seedlings Reprint Icon - (Peer Reviewed Journal)
Roberts, B.R., Linder, R.S., Krause, C.R., Harmanis, R. 2012. Humectants as post-plant soil amendments: effects on growth and physiological activity of drought-stressed, container-grown tree seedlings. Arboriculture and Urban Forestry. 38(1):6-12.
Differential response of liverwort (Marchantia polymorpha) tissue to POST-applied quinoclamine Reprint Icon - (Peer Reviewed Journal)
Altland, J.E., Wehtje, G., Sibley, J., Miller, M., Gilliam, C., Krause, C.R. 2011. Differential response of liverwort (Marchantia polymorpha) tissue to POST-applied quinoclamine. Weed Technology. DOI: 10.1614/WT-D-10-00135.1.
Droplet evaporation and spread on waxy and hairy leaves associated with type and concentration of adjuvants Reprint Icon - (Peer Reviewed Journal)
Xu, L., Zhu, H., Ozkan, E., Bagley, B., Krause, C.R. 2011. Droplet evaporation and spread on waxy and hairy leaves associated with type and concentration of adjuvants. Pest Management Science. 67:842-851. DOI: 10.1002/ps.2122.
Development of Two Intelligent Spray Systems for Ornamental Nurseries - (Proceedings)
Zhu, H., Jeon, H., Chen, Y., Gu, J., Ozkan, H., Derksen, R.C., Reding, M.E., Ranger, C.M., Canas, L., Krause, C.R., Locke, J.C., Zondag, R.H., Ernst, S.C., Fulcher, A., Rosetta, R. 2012. Development of Two Intelligent Spray Systems for Ornamental Nurseries. International Plant Propagators Proceedings. 60:41-46.
Evaluation of phytotoxicity of Ridomil Gold Copper on turnip greens, 2010 - (Research Technical Update)
Krause, C.R., Horst, L. 2011. Evaluation of phytotoxicity of Ridomil Gold Copper on turnip greens, 2010. Plant Disease Management Reports. 5:V018.
A Rare Excitatory Amino Acid from Flowers of Zonal Geranium responsible for Paralyzing the Japanese Beetle Reprint Icon - (Peer Reviewed Journal)
Ranger, C.M., Winter, R.E., Singh, M.E., Reding, M.E., Frantz, J., Locke, J.C., Krause, C.R. 2011. A rare excitatory amino acid from flowers of zonal geranium responsible for paralyzing the Japanese beetle. Proceedings of the National Academy of Sciences. 108(4):1217-1221.
Evaluation of Ultrasonic Sensors for the Variable Rate Tree Liner Sprayer Development Reprint Icon - (Peer Reviewed Journal)
Jeon, H., Zhu, H., Derksen, R.C., Ozkan, H., Krause, C.R. 2011. Evaluation of ultrasonic sensors for the variable rate tree liner sprayer development. Computers and Electronics in Agriculture. 75(1):213-221. DOI:10.10161j.compag.2010.11.007.
Modification of Switchgrass Substrate pH Using Compost, Peatmoss, and Elemental Sulfur Reprint Icon - (Peer Reviewed Journal)
Altland, J.E., Krause, C.R. 2010. Modification of switchgrass substrate pH using compost, peatmoss, and elemental sulfur. HortTechnology. 20:950-956.
Greenhouse Evaluation of Air-Assist Delivery Parameters for Mature Poinsettias Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Ranger, C.M., Canas, L.A., Zhu, H., Krause, C.R. 2010. Greenhouse evaluation of air-assist delivery parameters for mature poinsettias. Applied Engineering in Agriculture. 26(6):947-953.
Efficacious Insect and Disease Control with Reduced Active Ingredient and Carrier Rate - (Abstract Only)
Zhu, H., Zondag, R.H., Krause, C.R. 2010. Efficacious insect and disease control with reduced active ingredient and carrier rate [abstract]. 12th International Congress of Pesticide Chemistry, July 4-8, 2010, Melbourne, Australia. p. 7.
Evaporation Time and Spread Area of Adjuvant-amended Droplets on Waxy and Hairy Leaves - (Proceedings)
Zhu, H., Yu, Y., Xu, L., Ozkan, H.E., Krause, C.R. 2010. Evaporation Time and Spread Area of Adjuvant-amended Droplets on Waxy and Hairy Leaves. Symposium Proceedings. www.ilass.org/recent/conferencepapers/ilass2010-140.pdf.
Adjuvant Effects on Evaporation Rates and Wetted Area of Droplets on Waxy Leaves Reprint Icon - (Peer Reviewed Journal)
Xu, L., Zhu, H., Ozkan, E., Bagley, B., Derksen, R.C., Krause, C.R. 2010. Adjuvant Effects on Evaporation Rates and Wetted Area of Droplets on Waxy Leaves. Transactions of the ASABE. 53(1): 13-20.
Laboratory and Field Tests of Ultrasonic Sensors for Precision Sprayers Reprint Icon - (Proceedings)
Jeon, H.Y., Zhu, H., Derksen, R.C., Ozkan, H.E., Krause, C.R. 2010. Laboratory and Field Tests of Ultrasonic Sensors for Precision Sprayers. American Society of Agricultural and Biological Engineers International Meeting, June 20-23, 2010, Pittsburgh, Pennsylvania. ASABE Paper # 1008804.
A Real-time Variable-Rate Sprayer for Nursery Liner Applications - (Proceedings)
Jeon, H.Y., Zhu, H., Derksen, R.C., Ozkan, H.E., Krause, C.R. 2010. A Real-time Variable-Rate Sprayer for Nursery Liner Applications. American Society of Agricultural and Biological Engineers International Meeting, June 20-23, 2010, Pittsburgh, Pennsylvania. ASABE Paper #1008801.
Interaction of Calibrachoa and selected root and foliar pathogens in greenhouse settings Reprint Icon - (Peer Reviewed Journal)
Omer, M.A., Locke, J.C., Frantz, J., Horst, L., Krause, C.R. 2011. Interaction of Calibrachoa and selected root and foliar pathogens in greenhouse settings. Acta Horticulturae. 893:173-180.
Evaluation of Handgun and Broadcast Systems for Spray Deposition in Greenhouse Poinsettia Canopies Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Ranger, C.M., Canas, L.A., Locke, J.C., Zhu, H., Krause, C.R. 2010. Evaluation of Handgun and Broadcast Systems for Spray Deposition in Greenhouse Poinsettia Canopies. Transactions of the ASABE. 53(1): 5-12.
ARS Nursery and Floricultural Crop Research in Ohio - (Popular Publication)
Krause, C.R., Altland, J.E., Derksen, R.C., Frantz, J., Locke, J.C., Ranger, C.M., Reding, M.E., Zhu, H. 2009. ARS Nursery and Floricultural Crop Research in Ohio. The Buckeye. December 2009, pg 19-21.
Use of Switchgrass as a Nursery Container Substrate Reprint Icon - (Peer Reviewed Journal)
Altland, J.E., Krause, C.R. 2009. Use of Switchgrass as a Nursery Container Substrate. HortScience. 44(7)1861-1865.
Exserohilum Leaf Spot on Tigergrass Reprint Icon - (Peer Reviewed Journal)
Brunings, A.M., Datnoff, L.E., Palmateer, A.J., Locke, J.C., Krause, C.R. 2009. Exserohilum Leaf Spot on Tigergrass. Plant Health Progress. DOI:10.1094/php-2009-1215-01-RS.
Off-Target Loss in Ornamental Nurseries with Different Spray Techniques - (Proceedings)
Zhu, H., Derksen, R.C., Krause, C.R., Zondag, R.H. 2009. Off-Target Loss in Ornamental Nurseries with Different Spray Techniques. Communications in Agricultureand Biological Sciences, Ghent University, Ghent, Belgium. Vol 74(1): 25-36.
Evaluation of Four Amendments as Sources of Available Silicon to Accumulator Plants Grown in Soilless Media - (Abstract Only)
Locke, J.C., Frantz, J., Krause, C.R. 2009. Evaluation of Four Amendments as Sources of Available Silicon to Accumulator Plants Grown in Soilless Media. Phytopathology. 99:(S)76.
Delivery of Chemical and Microbial Pesticides from Drip Irrigation Emitters Reprint Icon - (Peer Reviewed Journal)
Wang, X., Zhu, H., Reding, M.E., Locke, J.C., Leland, J.E., Derksen, R.C., Spongberg, A.L., Krause, C.R. 2009. Delivery of Chemical and Microbial Pesticides from Drip Irrigation Emitters. Applied Engineering in Agriculture. 25(6):883-893.
Comparison of Handgun and Boom Spray Delivery Systems for Greenhouses Reprint Icon - (Proceedings)
Derksen, R.C., Ranger, C.M., Canas, L.A., Locke, J.C., Zhu, H., Krause, C.R. 2009. Comparison of Handgun and Boom Spray Delivery Systems for Greenhouses. ASABE Annual International Meeting, June 21-24, 2009, Reno, Nevada. ASABE Paper #97453.
Effects of Sprayer Configuration of Efficacy for the Control of Scab on Crabapple Using Electron Beam Analysis Reprint Icon - (Peer Reviewed Journal)
Krause, C.R., Derksen, R.C., Horst, L., Zhu, H., Zondag, R. 2009. Effects of Sprayer Configuration of Efficacy for the Control of Scab on Crabapple Using Electron Beam Analysis. Scanning. 31:24-27.
Interaction of Calibrachoa and Selected Root and Foliar Pathogens in Greenhouse Setting - (Proceedings)
Omer, M.A., Locke, J.C., Frantz, J., Horst, L., Krause, C.R. 2009. Interaction of Calibrachoa and Selected Root and Foliar Pathogens in Greenhouse Setting. International Symposium on High Technology for Greenhouse Systems, June 14-19, 2009, Quebec City, Quebec Canada. p.145.
Evaporation and Deposition Coverage Area of Droplets Containing Insecticides and Spray Additives on Hydrophilic, Hydrophobic and Crabapple Leaf Surfaces Reprint Icon - (Peer Reviewed Journal)
Yu, Y., Zhu, H., Derksen, R.C., Krause, C.R. 2009. Evaporation and Deposition Coverage Area of Droplets Containing Insecticides and Spray Additives on Hydrophilic, Hydrophobic and Crabapple Leaf Surfaces. Transactions of the ASABE. 52(1):39-49.
Development of a Canopy Opener to improve Spray Deposition and Coverage Inside Soybean Canopies -- Part 2: Opener Design with Field Experiments Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Derksen, R.C., Ozkan, H.E., Reding, M.E., Krause, C.R. 2008. Development of a Canopy Opener to Improve Spray Deposition and Coverage Inside Soybean Canopies -- Part 2: Opener Design with Field Experiments. Transactions of the ASABE. 51(6):1913-1921.
Evaporation and deposition coverage of single droplets on various waxy surfaces - (Abstract Only)
Zhu, H., Yu, Y., Ozkan, H.E., Derksen, R.C., Krause, C.R. 2008. Evaporation and deposition coverage of single droplets on various waxy surfaces. International Crop Protection Compendium.73(4):711-718
The influence of phosphorus concentration on the development of Pythium root rot disease of seedling geranium - (Abstract Only)
Omer, M.A., Locke, J.C., Frantz, J., Krause, C.R. 2008. The influence of phosphorus concentration on the development of Pythium root rot disease of seedling geranium. Phytopathology. 98(6):S116.
Leaf spot on Tigergrass caused by Exserohilum rostratum in Florida - (Abstract Only)
Brunings, A., Datnoff, L., Palmateer, A., Locke, J.C., Frantz, J., Krause, C.R. 2008. Leaf spot on Tigergrass caused by Exserohilum rostratum in Florida. Phytopathology. 98(6):S27.
Potential for the use of silicon to alleviate disease stresses in floricultural crop production - (Abstract Only)
Locke, J.C., Omer, M.A., Frantz, J., Widrig, A.K., Zellner, W.L., Leisner, S.M., Krause, C.R. 2008. Potential for the use of silicon to alleviate disease stresses in floricultural crop production. Phytopathology. 98(6):S93-94.
Influence of spray additives on droplet evaporation and residual patterns on wax and wax-free surfaces Reprint Icon - (Proceedings)
Zhu, H., Yu, Y., Ozkan, E.H., Derksen, R.C., Krause, C.R. 2008. Influence of spray additives on droplet evaporation and residual patterns on wax and wax-free surfaces. ASABE Annual International Meeting. Paper #083752.
Uniformity of agro-chemicals and bio-compounds applied through drip irrigation system - (Proceedings)
Zhu, H., Wang, X., Reding, M.E., Locke, J.C., Leland, J.E., Spongberg, A.L., Derksen, R.C., Krause, C.R. 2008. Uniformity of agro-chemicals and bio-compounds applied through drip irrigation system. ASABE Annual International Meeting. Paper 084084.
Comparing Greenhouse Handgun Delivery to Poinsettias by Spray Volume and Quality Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Frantz, J., Ranger, C.M., Locke, J.C., Zhu, H., Krause, C.R. 2008. Comparing Greenhouse Handgun Delivery to Poinsettias by Spray Volume and Quality. Transactions of the ASABE. 51(1)27-33.
Current projects of the Application Technology Research Unit - (Abstract Only)
Krause, C.R., Altland, J.E., Derksen, R.C., Frantz, J., Locke, J.C., Ranger, C.M., Reding, M.E., Zhu, H. 2007. Current projects of the Application Technology Research Unit. OFA Bulletin. No.904:24-25.
What’s IR-4 Done For Me Lately? - (Abstract Only)
Krause, C.R. 2007. What’s IR-4 Done For Me Lately? OFA Bulletin. No. 905:29-30.
Influence of Spray Volume on Spray Deposition and Coverage Within Nursery Trees Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Zondag, R.H., Derksen, R.C., Reding, M.E., Krause, C.R. 2008. Influence of Spray Volume on Spray Deposition and Coverage Within Nursery Trees. Journal of Environmental Horticulture. 26(1):51-57.
Detection and Quantification of Silicon in Floricultural Crops Utilizing Three Distinct Analytical Methods Reprint Icon - (Peer Reviewed Journal)
Frantz, J., Locke, J.C., Datnoff, L., Omer, M.A., Widrig, A.K., Sturtz, D.S., Horst, L., Krause, C.R. 2008. Detection and Quantification of Silicon in Floricultural Crops Utilizing Three Distinct Analytical Methods. Communications in Soil Science and Plant Analysis. 39:2734-2751.
Coverage and Drift Produced by Air Induction and Conventional Hydraulic Nozzles Used for Orchard Applications Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Zhu, H., Fox, R.D., Brazee, R.D., Krause, C.R. 2007. Coverage and Drift Produced by Air Induction and Conventional Hydraulic Nozzles Used for Orchard Applications. Transactions of the ASABE. 50(5):1493-1501.
Comparison of irrigation, leachate and tree growth between soilless and coal ash based media - (Proceedings)
Zhu, H., Zondag, R., Frantz, J., Chen, L., Krause, C.R. 2007. Comparison of irrigation, leachate and tree growth between soilless and coal ash based media. International Symposium on Growing Media and Hydroponics.Available: http://www.actahort.org/books/819/819_54.htm. ISHS Acta Horticulturae 819, International Symposium on Growing Media 2007. Nottingham, United Kingdom.
Investigation of Drainage and Plant Growth from Nursery Container Substrate Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Frantz, J., Derksen, R.C., Krause, C.R. 2007. Investigation of Drainage and Plant Growth from Nursery Container Substrate. Applied Engineering in Agriculture. 23(3):289-297.
The Effect of Spray Volume and Quality on Handgun Delivery of Pesticides to Greenhouse Plants Reprint Icon - (Proceedings)
Derksen, R.C., Frantz, J., Ranger, C.M., Locke, J.C., Zhu, H., Krause, C.R. 2007. The Effect of Spray Volume and Quality on Handgun Delivery of Pesticides to Greenhouse Plants. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE). Paper No. 071149.
Virtual Grower: Estimating Greenhouse Energy Costs and Plant Growth Using New Computer Software - (Abstract Only)
Frantz, J., Runkle, E., Blanchard, M., Locke, J.C., Krause, C.R. 2007. Virtual Grower: Estimating Greenhouse Energy Costs and Plant Growth Using New Computer Software. HortScience Annual Meeting, July 16-19, 2007 in Scottsdale, AZ. 42:1018.
Spray Characteristics and Drift Reduction Potential with Air Induction and Conventional Flan Fan Nozzles Reprint Icon - (Peer Reviewed Journal)
Guler, H., Zhu, H., Ozkan, H.E., Derksen, R.C., Yu, Y., Krause, C.R. 2007. Spray Characteristics and Drift Reduction Potential with Air Induction and Conventional Flan Fan Nozzles. Transactions of the ASABE. 50(3):745-754.
Target Region Amplification Polymorphism (TRAP) as a Tool for Detecting Genetic Variation in the Genus Pelargonium Reprint Icon - (Peer Reviewed Journal)
Palumbo, R., Hong, Q., Craig, R., Locke, J.C., Krause, C.R., Tay, D., Wang, G. 2007. Target Region Amplification Polymorphism (TRAP) as a Tool for Detecting Genetic Variation in the Genus Pelargonium. HortScience. 42(5):1118-1123.
Wide-swath Spray Application in Ornamental Nurseries with Cannon Air Jet Sprayer Reprint Icon - (Proceedings)
Zhu, H., Yu, Y., Derksen, R.C., Ozkan, H.E., Krause, C.R. 2007. Wide-swath Spray Application in Ornamental Nurseries with Cannon Air Jet Sprayer. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE), June 17-21, 2007, Minneapolis, MN. Paper No. 071069.
How Does Geranium (Pelargonium) Respond To Specific Nutrient Deficiencies? A Visual Primer For Grower Diagnosis And Correction - (Other)
Pitchey, D., Frantz, J., Locke, J.C., Krause, C.R. 2007. How Does Geranium (Pelargonium) Respond To Specific Nutrient Deficiencies? A Visual Primer For Grower Diagnosis And Correction. Government Publication/Report. 894:1. p. 9-15.
Impact of Applied Nitrogen Concentration on Growth of Elatior Begonia and New Guinea Impatiens, and Susceptibility of Begonia to Botrytis cinerea Reprint Icon - (Peer Reviewed Journal)
Pitchay, D., Frantz, J., Locke, J.C., Krause, C.R., Fernandez, G. 2007. Impact of Applied Nitrogen Concentration on Growth of Elatior Begonia and New Guinea Impatiens, and Susceptibility of Begonia to Botrytis cinerea. Journal of the American Society for Horticultural Science. 132:193-201.
A Specially Designed Air-Assist Sprayer to Improve Spray Penetration and Air Jet Velocity Distribution inside Dense Nursery Crops Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Brazee, R.D., Derksen, R.C., Fox, R.D., Krause, C.R., Ozkan, H.E., Losely, K.E. 2006. A Specially Designed Air-Assist Sprayer to Improve Spray Penetration and Air Jet Velocity Distribution inside Dense Nursery Crops. Transactions of the ASAE. 49(5):1285-1294.
Virtual Grower Reprint Icon - (Other)
Frantz, J., Buckingham, L.A., Locke, J.C., Krause, C.R. 2006. Virtual grower [CD-ROM]. Version 1.1. Wooster, OH: U.S. Department of Agriculture.
Virual Grower Manual Version 1.1 Reprint Icon - (Other)
Frantz, J., Krause, C.R., Locke, J.C., Ghose, S., Smiser, R., Buckingham, L.A. Virual grower manual version 1.1. Available: http://www.ars.usda.gov/SP2UserFiles/Place/36071000/Publications/ManualforVirtualGrower1.1.pdf
Achieve PIP Precision Reprint Icon - (Popular Publication)
Zhu, H., Zondag, R.H., Krause, C.R., Demaline, T. 2006. Achieve PIP Precision. Nursery Management and Production. p. 59-64.
Delay of Expression of Powdery Mildew on Zinnia Grown Hydroponically in Hoagland's Solution Fortified with Silicon - (Abstract Only)
Locke, J.C., Omer, M.A., Widrig, A.K., Krause, C.R. 2006. Delay of expression of powdery mildew on zinnia grown hydroponically in Hoagland's solution fortified with silicon [abstract]. Phytopathology. 96(6):S70.
Delay of Expression of Powdery Mildew on Zinnia Grown Hydroponically in Hoagland's Solution Fortified with Silicon Reprint Icon - (Abstract Only)
Locke, J.C., Omer, M.A., Widrig, A.K., Krause, C.R. 2006. Delay of expression of powdery mildew on zinnia grown hydroponically in Hoagland's solution fortified with silicon [abstract]. Phytopathology. 96(6):S70.
Use of Leaf Temperature to Assess the Response of Geranium Plants Following Exposure to Soil Pathogens Reprint Icon - (Abstract Only)
Omer, M.A., Frantz, J., Locke, J.C., Krause, C.R. 2006. Use of leaf temperature to assess the response of geranium plants following exposure to soil pathogens. Phytopathology. 96:S87.
Dynamic Air Velocity and Spray Deposition inside Dense Nursery Crops with a Multi-Jet Air Assist Sprayer Reprint Icon - (Proceedings)
Zhu, H., Derksen, R.C., Krause, C.R., Ozkan, H.E., Brazee, R.D., Fox, R.D., Losely, K. 2006. Dynamic Air Velocity and Spray Deposition inside Dense Nursery Crops with a Multi-Jet Air Assist Sprayer [abstract]. ASABE Annual International Meeting. Paper No. 061125.
Spray Characteristics and Wind Tunnel Evaluation of Drift Reduction Potential with Air Induction and Conventional Flat Fan Nozzle Reprint Icon - (Proceedings)
Guler, H., Zhu, H., Ozkan, H.E., Derksen, R.C., Yu, Y., Krause, C.R. 2006. Spray characteristics and wind tunnel evaluation of drift reduction potential with air induction and conventional flat fan nozzle [Abstract]. American Society Agricultural Biological Engineers, Annual International Meeting. Paper No. 06111.
Development of a Canopy Opener to Increase Spray Deposition and Coverage inside Soybean Canopies Reprint Icon - (Proceedings)
Zhu, H., Derksen, R.C., Ozkan, H.E., Guler, H., Brazee, R.D., Reding, M.E., Krause, C.R. 2006. Development of a Canopy Opener to Increase Spray Deposition and Coverage inside Soybean Canopies [abstract]. ASABE Annual International Meeting. Paper No. 061164.
The New Computer Program Virtual Grower Will Help in Greenhouse Management Reprint Icon - (Experiment Station)
Frantz, J., Locke, J.C., Krause, C.R. 2006. The new computer program virtual grower will help in greenhouse management. Ohio Floriculture Online Volume 13; Issue 1. Available: http://floriculture.osu.edu/archive/feb06/Virtual%20Grower.html
Foliar Deposition and Off-Target Loss with Different Spray Techniques in Nursery Application Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Derksen, R.C., Guler, H., Krause, C.R., Ozkan, H.E. 2006. Foliar Deposition and Off-Target Loss with Different Spray Techniques in Nursery Application. Transactions of the ASAE. 49(2):325-334.
New, Innovative Research in Pesticide Application Technologies - (Proceedings)
Krause, C.R., Zhu, H., Derksen, R.C., Reding, M.E., Zondag, R.A., Frantz, J., Locke, J.C. 2006. New, innovative research in pesticide application technologies. International Crop Protection Compendium.
Wind Tunnel Evaluation of Drift Reduction Potential and Spray Characteristics with Drift Retardants at High Operating Pressure Reprint Icon - (Peer Reviewed Journal)
Guler, H., Zhu, H., Ozkan, H.E., Derksen, R.C., Krause, C.R. 2006. Wind Tunnel Evaluation of Drift Reduction Potential and Spray Characteristics with Drift Retardants at High Operating Pressure. American Society for Testing and Materials. 3(5):1-9.
The Effect of Application Variables on Spray Retention, Coverage, and Ground Losses in Nursery Tree Applications - (Peer Reviewed Journal)
Derksen, R.C., Krause, C.R., Fox, R.D., Brazee, R.D., Zondag, R. 2006. The Effect of Application Variables on Spray Retention, Coverage, and Ground Losses in Nursery Tree Applications. Journal of Environmental Horticulture. 24(1):45-52.
Investigation of Nursery Canopy and Ground Deposition with Three Spray Techniques Reprint Icon - (Peer Reviewed Journal)
Zhu, H., Derksen, R.C., Guler, H., Krause, C.R., Ozkan, H.E. 2006. Investigation of Nursery Canopy and Ground Deposition with Three Spray Techniques. International Advances in Pesticide Application--Aspects of Applied Biology. 77:489-496.
Evaluation of Various Spraying Equipment for Effective Application of Fungicides to Control Asian Soybean Rust Reprint Icon - (Peer Reviewed Journal)
Ozkan, H.E., Zhu, H., Derksen, R.C., Guler, H., Krause, C.R. 2006. Evaluation of Various Spraying Equipment for Effective Application of Fungicides to Control Asian Soybean Rust. International Advances in Pesticides Application--Aspects of Applied Biology. 77:423-431.
Suppression of Botrytis Gray Mold in Hiemalis Begonia with Potting Mix Amendments Reprint Icon - (Other)
Locke, J.C., Horst, L., Krause, C.R. 2005. Suppression of Botrytis Gray Mold in Hiemalis Begonia with Potting Mix Amendments. Resource. 1(1):6-7.
Effects of Air-Assisted and Conventional Spray Delivery Systems on Management of Soybean Diseases Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Zhu, H., Ozkan, H.E., Dorrance, A.E., Krause, C.R. 2006. Effects of Air-Assisted and Conventional Spray Delivery Systems on Management of Soybean Diseases. International Advances in Pesticide Application--Aspects of Applied Biology. 77:415-422.
Powdery Mildew of Greenhouse Crops Reprint Icon - (Other)
Omer, M.A., Locke, J.C., Krause, C.R. 2005. Powdery mildew of greenhouse crops. Resource v1, Issue 3, p.2-3..
Wind Tunnel Evaluation of Drift Reduction Potential with Air Induction Nozzles, Low Pressure Conventional Nozzles and Drift Retardants Reprint Icon - (Abstract Only)
Guler, H., Zhu, H., Ozkan, H.E., Derksen, R.C., Krause, C.R. 2006. Wind tunnel evaluation of drift reduction potential with air induction nozzles, low pressure conventional nozzles and drift retardants [Abstract]. In: 26th Symposium on Pesticide Formulation and Delivery Systems: Reassessing Pesticide Technologies, October 18-20, 2005, Dallas, Texas. p. 30.
Actual Performance versus Theoretical Advantages of Polyacrylamide Hydrogel throughout Bedding Plant Production Reprint Icon - (Peer Reviewed Journal)
Frantz, J., Pitchay, D., Locke, J.C., Krause, C.R. 2005. Actual Performance versus Theoretical Advantages of Polyacrylamide Hydrogel throughout Bedding Plant Production. HortScience. 40:2040-2046.
Evaluating Silicon Uptake in Common Floriculture Plants - (Abstract Only)
Frantz, J., Pitchay, D., Locke, J.C., Krause, C.R. 2005. Evaluating silicon uptake in common floriculture plants. Silicon in Agriculture Proceedings. p.125.
Suppression of Botrytis Blight of Begonia by Trichoderma Hamatum 382 in Peat and Compost-Amended Potting Mixes Reprint Icon - (Peer Reviewed Journal)
Horst, L., Locke, J.C., Krause, C.R., Mcmahon, R.W., Madden, L.V., Hoitink, H.A. 2005. Suppression of botrytis blight of begonia by trichoderma hamatum 382 in peat and compost-amended potting mixes. Plant Disease. 89:1195-1200.
Monitoring Water Use, Nutrient Management, Drainage and Leachate in Pot-in-Pot Nursery Container Production - (Proceedings)
Zhu, H., Krause, C.R., Zondag, R. 2005. Monitoring water use, nutrient management, drainage and leachate in pot-in-pot nursery container production. In: 9th International Congress on Mechanization and Energy in Agriculture and 27th International Conference of CIGR, September 27-29, 2005, Izmir-Turkey. p. 264-269.
Towards a Healthy Plant Reprint Icon - (Other)
Frantz, J., Pitchay, D., Locke, J.C., Krause, C.R. 2005. Towards a healthy plant. Meeting Abstract. Self Published. Vol.1(1). p. 1-14.
Spray Deposition and Off-Target Loss in Nursery Tree Crops with Conventional Nozzle, Air Induction Nozzle and Drift Retardant Reprint Icon - (Proceedings)
Zhu, H., Derksen, R.C., Krause, C.R., Brazee, R.D., Zondag, R., Fox, R.D., Reding, M.E., Ozkan, E.H. 2005. Spray Deposition and Off-Target Loss in Nursery Tree Crops with Conventional Nozzle, Air Induction Nozzle and Drift Retardant. ASAE Annual International Meeting. Paper No. 051007.
Do Circadian Rhythms Accentuate K-Deficiency in Geranium? - (Abstract Only)
Pitchay, D., Gray, J., Frantz, J., Horst, L., Krause, C.R. 2005. Do circadian rhythms accentuate k-deficiency in geranium? [abstract]. Hortscience. 40(4):132.
Susceptibility of Trailing Petunia Calibrachoa X Hybrida to Infection by Foliar and Root Fungal Pathogens Reprint Icon - (Peer Reviewed Journal)
Omer, M.A., Horst, L., Locke, J.C., Pitchay, D., Krause, C.R. 2005. Susceptibility of trailing petunia calibrachoa x hybrida to infection by foliar and root fungal pathogens. Phytopathology. 95(6):S77.
A New System to Monitor Water and Nutrient use Efficiency in Pot-in-Pot Nursery Production System - (Peer Reviewed Journal)
Zhu, H., Krause, C.R., Zondag, R.H., Brazee, R.D., Derksen, R.C., Reding, M.E., Fausey, N.R. 2005. A New System to Monitor Water and Nutrient use Efficiency in Pot-in-Pot Nursery Production System. Journal of Environmental Horticulture. 23(1):47-53.
Trap Markers Help Categorize a Pelargonium Collection - (Peer Reviewed Journal)
Palumbo, R., Hong, W., Hu, J., Krause, C.R., Locke, J.C., Craig, R., Tay, D., Wang, G. 2005. Trap markers help categorize a pelargonium collection. American Society for Horticultural Science [abstract]. HortScience 40(4):1067.
Effect of Solution pH Conditions on Fluorescence of Spray Deposition Tracers - (Peer Reviewed Journal)
Zhu, H., Derksen, R.C., Krause, C.R., Fox, R.D., Brazee, R.D., Ozkan, H.E. 2005. Effect of Solution pH Conditions on Fluorescence of Spray Deposition Tracers. Applied Engineering in Agriculture. 21(3):325-329.
Silicon is Deposited in Leaves of New Guinea Impatiens - (Peer Reviewed Journal)
Frantz, J., Dharmalingam, D.S., Locke, J.C., Horst, L., Krause, C.R. 2005. Silicon is deposited in leaves of New Guinea Impatiens. Plant Health Progress. Available: http://www.plantmanagementnetwork.org/php.
Preliminary Investigation of Water and Nutrient Use, Substrate Temperature and Moisture in Pot-in-Pot Production - (Research Notes)
Zhu, H., Zondag, R.H., Krause, C.R., Derksen, R.C., Demaline, T. 2005. Preliminary investigation of water and nutrient use, substrate temperature and moisture in pot-in-pot production. Extension Circular 195. pp. 135-144.
Fluorescent Intensity of Dye Solutions under Different pH Conditions - (Peer Reviewed Journal)
Zhu, H., Derksen, R.C., Krause, C.R., Fox, R.D., Brazee, R.D., Ozkan, E.H. 2005. Fluorescent Intensity of Dye Solutions under Different pH Conditions. American Society for Testing and Materials. 2(6):1-7.
Viability of a Biological Pest Control Agent Through Hydraulic Nozzles - (Peer Reviewed Journal)
Fife, J.P., Ozkan, H.E., Derksen, R.C., Grewal, P.S., Krause, C.R. 2005. Viability of a Biological Pest Control Agent Through Hydraulic Nozzles. Transactions of the ASAE. 48(1):45-54.
Real-Time Measurement of Drainage From Pot-in-Pot Container Nurseries - (Peer Reviewed Journal)
Zhu, H., Krause, C.R., Derksen, R.C., Brazee, R.D., Zondag, R., Fausey, N.R. 2004. Real-Time Measurement of Drainage From Pot-in-Pot Container Nurseries. Transactions of the ASAE. 47(6):1973-1979.
The Ir-4 Project and ARS Minor Use Pesticide Program: Meeting the Needs of Today's Growers - (Popular Publication)
Giovannini, M.S., Krause, C.R. 2004. The ir-4 project and ars minor use pesticide program: meeting the needs of today's growers. Popular Publication.
Research to Reduce Potential Damage from Spray Drift Loss by the USDA-ARS Application Technology Research Unit - (Proceedings)
Derksen, R.C., Zhu, H., Krause, C.R., Ozkan, H.E., Fox, R.D., Brazee, R.D. 2004. Research to reduce potential damage from spray drift loss by the USDA-ARS Application Technology Research Unit. Proceedings of International Drift on Pesticide Application for Drift Management Meeting, October 27-29, 2005. Waikoloa, Hawaii. p. 414-421.
Driftsim -- a User-Friendly Computer Program to Predict Drift Distances of Droplets - (Proceedings)
Zhu, H., Fox, R.D., Ozkan, H.E., Derksen, R.C., Krause, C.R. 2004. An application computer program (DRIFTSIM) to predict drift distances of water droplets from field sprayers. In: Ramsay, C., Hewitt, A. , Thistle, H., Hoffman, C., Wold, R., Wolf, T. (editors) Proceedings of International Conference on Pesticide Application for Drift Management. October 27-29, 2004. Waikoloa, Hawaii. p. 317-323.
New Techniques for Monitoring Drip Irrigation Water Use Efficiency, Drainage, and Leachate in Containers - (Proceedings)
Zhu, H., Krause, C.R., Derksen, R.C., Zondag, R.H., Brazee, R.D., Fausey, N.R. 2004. New techniques for monitoring drip irrigation water use efficiency, drainage, and leachate in containers. ASAE Annual International Meeting. Paper No. 042247.
Spray Deposition in Taxus and Air Velocity Profile for a Five-Port, Air-Assist Sprayer - (Proceedings)
Zhu, H., Derksen, R.C., Fox, R.D., Brazee, R.D., Fox, R.D., Ozkan, H.E. 2004. Spray deposition in taxus and air velocity profile for a five-port, air-assist sprayer. ASAE Annual International Meeting. Paper No. 041032.
Managing Nitrogen, Potassium, and Boron in New Guinea Impatiens: Is More Better? - (Abstract Only)
Pitchay, D., Frantz, J., Locke, J.C., Krause, C.R. 2004. Managing nitrogen, potassium, and boron in new guinea impatiens: is more better?. Hortscience. 39(4):777.
Evaluating Silica Uptake in Bedding Plants - (Abstract Only)
Frantz, J., Pitchay, D., Locke, J.C., Krause, C.R. 2004. Evaluating silica uptake in bedding plants. Hortscience. 39(4):776.
Spray Delivery by Air Curtain and Axial Fan Orchard Sprayers to Nursery Trees Reprint Icon - (Peer Reviewed Journal)
Derksen, R.C., Krause, C.R., Fox, R.D., Brazee, R.D., Zondag, R. 2004. Spray Delivery by Air Curtain and Axial Fan Orchard Sprayers to Nursery Trees. Journal of Environmental Horticulture. 22(1):17-22.
Fall Subsurface Insecticide Treatments Against European Chafer Grubs Damaging Field-Grown Ornamentals - (Peer Reviewed Journal)
Reding, M.E., Klein, M.G., Brazee, R.D., Krause, C.R. 2004. Fall subsurface insecticide treatments against european chafer grubs damaging field-grown ornamentals. Journal of Environmental Horticulture. 22(1):32-36.
Detection and Quantification of Nursery Spray Penetration and Off-Target Loss with Electron Beam and Conductivity Analysis - (Peer Reviewed Journal)
Krause, C.R., Zhu, H., Derksen, R.C., Brazee, R.D., Fox, R.D., Horst, L., Zondag, R.H. 2004. Detection and Quantification of Nursery Spray Penetration and Off-Target Loss with Electron Beam and Conductivity Analysis. Transactions of the ASAE. 47(2):375-384.
Determination of Water Quality, Water Use Efficiency and Water Runoff in Pot-in-Pot Nurseries - (Research Notes)
Krause, C.R., Zhu, H., Zondag, R., Shipitalo, M.J., Williams, K.A., Brazee, R.D., Derksen, R.C., Reding, M.E., Demaline, T. 2004. Determination of water quality, water use efficiency and water runoff in pot-in-pot nurseries. Extension Publications. 193:78-83.
Ir-4 Ornamental Trials Conducted by USDA-ARS in Ohio: 2003 - (Proceedings)
Anderson, B.A., Reding, M.E., Klein, M.G., Krause, C.R. 2004. Ir-4 Ornamental Trials Conducted by USDA-ARS in Ohio: 2003. Extension Circular. 193:130-134.
The Usda, Agricultural Research Service Research Weather Station Network in Northern Ohio Nurseries - (Research Notes)
Brazee, R.D., Williams, K.A., Lohnes, D., Derksen, R.C., Zhu, H., Zondag, R., Krause, C.R. 2004. The USDA, Agricultural Research Service research weather station network in northern Ohio nurseries. Extension Publications. 193:190-193.
Evaluation of Fan-Pattern Spray Nozzle Wear Using Scanning Electron Microscopy Reprint Icon - (Peer Reviewed Journal)
Krause, C.R., Reichard, D.L., Zhu, H., Brazee, R.D., Ozkan, H.E., Fox, R.D. 2003. Evaluation of Fan-Pattern Spray Nozzle Wear Using Scanning Electron Microscopy. Scanning. 25:8-10.
Evaluation of a Contraction Flow Field on Hydrodynamic Damage to Emtopathogenic Nematodes - A Biological Pest Control Agent - (Proceedings)
Fife, J.P., Derksen, R.C., Ozkan, H.E., Grewal, P.S., Chalmers, J.J., Krause, C.R. 2004. Evaluation of a Contraction Flow Field on Hydrodynamic Damage to Emtopathogenic Nematodes - A Biological Pest Control Agent. Biotechnology and Bioengineering. 86(1):96-107.
Fungicide Applications in Greenhouses - (Abstract Only)
Derksen, R.C., Krause, C.R. 2003. Fungicide applications in greenhouses. Phytopathology. 93:5118.
Comparing Greenhouse Sprayers: The Dose-Transfer Process Reprint Icon - (Peer Reviewed Journal)
Ebert, T.A., Derksen, R.C., Downer, R.A., Krause, C.R. 2003. Comparing Greenhouse Sprayers: The Dose-Transfer Process. Journal of Pesticide Science. 60:507-513.
Visual and Image System Measurement of Spray Deposits Using Water-Sensitivepaper - (Peer Reviewed Journal)
FOX, R.D., DERKSEN, R.C., KRAUSE, C.R., COOPER, J.A., OZKAN, H.E. VISUAL AND IMAGE SYSTEM MEASUREMENT OF SPRAY DEPOSITS USING WATER-SENSITIVEPAPER. APPLIED ENGINEERING IN AGRICULTURE. 2003. v. 19(5). p. 549-552.
Supression of Powdery Mildew and Gray Mold of Begonia Induced by Trichoderma Hamatum 382 in Peat and Compost Amended Potting Mixes - (Abstract Only)
Horst, L., Krause, C.R., Madden, L.V., Hoitink, H.A. 2003. Supression of powdery mildew and gray mold of begonia induced by trichoderma hamatum 382 in peat and compost amended potting mixes. Phytopathology. 93(6):537.
Comparing Greenhouse Sprayers: The Dose Transfer Process - (Peer Reviewed Journal)
Ebert, T.A., Derksen, R.C., Downer, R.A., Krause, C.R. 2003. Comparing Greenhouse Sprayers: The Dose Transfer Process. Pest Management Science. 60(5):507-513.
The Effects of Sprayer Configuration on Efficacy for the Control of Scab on Crabapple Reprint Icon - (Experiment Station)
Krause, C.R., Derksen, R.C., Horst, L., Zondag, R., Brazee, R.D., Klein, M.G., Reding, M.E. 2003. The Effects of Sprayer Configuration on Efficacy for the Control of Scab on Crabapple. Extension Circular. 189:65-68
The Usda/agricultural Research Service Research Weather Network in Lake County, Ohio - 2002 Update Reprint Icon - (Experiment Station)
Brazee, R.D., Derksen, R.C., Krause, C.R., Williams, K.A., Lohnes, D., Klein, M.G., Reding, M.E., Lyons, R., Hendricks, W., Zondag, R. 2004. The usda/agricultural research service research weather network in lake county, ohio - 2002 update. Extension Circular. 189:145-148.
Research on Black Vine Weevil and White Grubs in Ornamental Nurseries in Ohio by USDA-ARS Reprint Icon - (Experiment Station)
Reding, M.E., Klein, M.G., Brazee, R.D., Krause, C.R. 2003. Research on Black Vine Weevil and White Grubs in Ornamental Nurseries in Ohio by USDA-ARS. Extension Circular.189:89-93.
Ir-4 Ornamental Trials Conducted by USDA-ARS in Ohio: 2002 Reprint Icon - (Experiment Station)
Anderson, B.A., Reding, M.E., Klein, M.G., Krause, C.R. 2003. IR-4 Ornamental Trials Conducted by USDA-ARS in Ohio: 2002. Extension Circular. 189:85-88.
Biological Suppression of Foliar Diseases of Ornamental Plants with Composted Manures, Biosolids, and Trichoderma Hamatum 382 - (Abstract Only)
Hoitink, H.A., Musselman, C.A., Moore, T.L., Horst, L., Krause, C.R., Zondag, R.A., Mathers, H. 2003. Biological suppression of foliar diseases of ornamental plants with composted manures, biosolids, and trichoderma hamatum 382. Extension Circular. 189:50-56.
Comparison of Electrostatic and Coldfog Sprayers Using Cold Field Emission Scanning Electron Microscopy and Energy Dispersive X-Ray Microanalysis - (Proceedings) - (09-Sep-00)
Coverage and Drift Produced by Air-Induction and Conventional Hydraulic Nozzles Used for Orchard Applications - (Proceedings) - (10-Jul-00)
The Impact of Application Variables on the Effectiveness of Nursery Stock Sprays - (Proceedings) - (19-Jul-99)
Assessment of Fungicide Distribution and Deposition in the Greenhouse with Electron Beam Analysis - (Proceedings) - (28-Apr-99)
Calcium Chloride As An Alternative Control for Botrytis Cinerea on Tuberous Begonia in the Greenhouse - (Peer Reviewed Journal) - (04-Apr-99)
Control of Botrytis Cinerea and Gray Mold on Tuberous Begonia with Calcium Chloride - (Abstract Only) - (01-Apr-99)
Review of Pesticide Application Research in Ohio and the U.S. - (Abstract Only) - (17-Dec-98)
The Ir-4 Ornamentals Research Program 1977-1998 - (Abstract Only) - (10-Oct-98)
Evaluation of Spray Coverage and Canopy Penetration in Nurseries - (Abstract Only) - (05-Aug-98)
Near-Row Fate of Air Curtain and Orchard Sprayer Nursery Crop Applications - (Proceedings) - (12-Jul-98)
Review of Pesticide Application Research in Ohio - (Proceedings) - (30-Mar-98)
Spray Deposition and Coverage on Red Maple in a Nursery - (Proceedings) - (10-Mar-98)
Recent Advances in Spray Technology Research Using Electron Beam Analysis - (Proceedings) - (10-Feb-98)
Techniques for Assessing Spray Drift and Canopy Penetration - (Proceedings) - (12-Aug-97)
Effects of Wind Velocity Or Downwind Deposit from Spraying Orchards - (Abstract Only) - (30-Jul-97)
Genotype Specific Expression of Symptoms on Maize Inbred Leaves Infected Bycercospora Zeae-Maydis - (Abstract Only) - (28-Feb-97)
Effects of Chemical Drying Agents on the Fine Structure of Alfalfa Cuticles and Epicuticular Waxes - (Peer Reviewed Journal) - (22-Jan-97)
Epicuticular Wax Structure in Plants in Relation to Atmospheric Pollution - (Proceedings) - (26-Nov-96)
Morophological and Chemical Properties of Plastic Wastes in Compost - (Peer Reviewed Journal) - (23-Sep-96)
Recent Advances in Spray Technology Research at USDA ARS Laboratories in Wooster, Oh - (Abstract Only) - (15-Aug-96)
Efficacy of Calcium Chloride As An Alternative Control for Botrytis Cinerea on Begonia in the Greenhouse - (Abstract Only) - (30-Jul-96)
Airblast Spray Coverage and Drift Measured in a Nursery with Electron Beam and Conductivity Analysis - (Abstract Only) - (30-Jul-96)
Diagnosing Urban Plant Stress Using Conventional and New Innovative Technologies - (Abstract Only) - (30-Jun-95)
Direct Evaluation of Pesticide Residues Using Electron Beam Analysis - (Abstract Only) - (08-May-95)
ARS News Articles
Last Modified: 12/22/2014