Projects

BIOLOGICAL, MICROCLIMATE, AND TRANSPORT PROCESSES AFFECTING PEST CONTROL APPLICATION TECHNOLOGY Appropriated (D)   Accession Number: 414932

EFFECTS OF ATMOSPHERIC HUMIDITY ON EVAPORATION RATES OF PHEROMONE Reimbursable (R)   Accession Number: 418320

INTELLIGENT SPRAY SYSTEMS FOR FLORAL AND ORNAMENTAL NURSERY CROPS Reimbursable (R)   Accession Number: 418595

A TRANSPONDER FOR HARMONIC RADAR TRACKING OF THE EMERALD ASH BORER IN BEHAVIORAL RESEARCH Reimbursable (R)   Accession Number: 408429

DEVELOPMENT OF A HARMONIC RADAR TRACKING SYSTEM FOR INVESTIGATING SMALL INSECT BEHAVIORS Specific Cooperative Agreement (S)   Accession Number: 410673

BIOLOGICAL, MICROCLIMATE, AND TRANSPORT PROCESSES AFFECTING PEST CONTROL APPLICATION TECHNOLOGY Specific Cooperative Agreement (S)   Accession Number: 413058

DETERMINE FACTORS IN CONTROLLING PRECISION SPRAY APPLICATION TO NURSERIES AND FRUIT TREES Specific Cooperative Agreement (S)   Accession Number: 413224

Publications

The effects of spray application rate and droplet size on applications to control soybean rust - (Proceedings/Symposium)

Bretthauer, S.M., Mueller, T.A., Bode, L.E., Derksen, R.C., Zhu, H. The effects of spray application rate and droplet size on applications to control soybean rust. Presented at the 2008 American Society of Agricultural and Biological Engineers Annual International Meeting. Paper Number 084219 Available: http://asae.frymulti.com/azdez.asp?search=1&JID=5&AID=25050&CID=prov2008&v=&i=&T=1

Hand-held Pressure Gauge Calibrator - (Popular Publication)

Zhu, H. 2009. Hand-held Pressure Gauge Calibrator. ARS Newsletter.Available: http://www.greenbeam.com/rs/nm_pdfs/16718_026.pdf

DepositScan, a Scanning Program to Measure Spray Deposition Distributions - (Peer Reviewed Journal)

Zhu, H. 2009. DepositScan, a Scanning Program to Measure Spray Deposition Distributions. Software and User Manual Public Release. Available: http://www.ars.usda.gov/mwa/wooster/atru/depositscan.

Effects of Sprayer Configuration of Efficacy for the Control of Scab on Crabapple Using Electron Beam Analysis - (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.

Evaporation and Deposition Coverage Area of Droplets Containing Insecticides and Spray Additives on Hydrophilic, Hydrophobic and Crabapple Leaf Surfaces - (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 1: Mathematical Models to Assist Opener Development - (Peer Reviewed Journal)

Zhu, H., Brazee, R.D., Fox, R.D., Derksen, R.C., Ozkan, H.E. 2008. Development of a Canopy Opener to Improve Spray Deposition and Coverage Inside Soybean Canopies -- Part 1: Mathematical Models to Assist Opener Development. Transactions of the ASABE. 51(6):1905-1912.

Development of a Canopy Opener to improve Spray Deposition and Coverage Inside Soybean Canopies -- Part 2: Opener Design with Field Experiments - (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.

A Portable Low-Power Harmonic Radar System and Conformal Tag for Insect Tracking - (Peer Reviewed Journal)

Psychoudakis, D., Moulder, W., Chen, C., Zhu, H., Volakis, J.L. 2008. A Portable Low-Power Harmonic Radar System and Conformal Tag for Insect Tracking. Institute of Electrical and Electronics Engineers Transactions on Antennas. 7:444-447.

Evaporation of Pesticide Droplets under Various Relative Humidity Conditions - (Peer Reviewed Journal)

Yu, Y., Zhu, H., Ozkan, H.E. 2008. Evaporation of Pesticide Droplets under Various Relative Humidity Conditions. Journal of ASTM International. 6(1):1-8.

Evaporation and deposition coverage of single droplets on various waxy surfaces - (Abstract)

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

Drip-Chemigation with Imidacloprid and Nematodes for Control of Scarab Larvae in Nursery Crops - (Peer Reviewed Journal)

Reding, M.E., Zhu, H., Derksen, R.C. 2008. Drip-Chemigation with Imidacloprid and Nematodes for Control of Scarab Larvae in Nursery Crops. Journal of Environmental Horticulture. 26:93-100.

Quantitative Assessment of Spray Deposition with Water-Sensitive Paper - (Proceedings/Symposium)

Salyani, M., Zhu, H., Hoffmann, W.C., Sweeb, R.D., Pai, N. 2008. Quantitative Assessment of Spray Deposition with Water-Sensitive Paper. ASABE Annual International Meeting.ASABE Paper Number 083895

Determining the Influence of Spray Quality, Nozzle Type, Spray Volume, and Air-Assisted Application Strategies on Deposition of Pesticides in Soybean Canopy - (Peer Reviewed Journal)

Derksen, R.C., Zhu, H., Ozkan, E., Hannond, R., Dorrance, A. 2008. Determining the Influence of Spray Quality, Nozzle Type, Spray Volume, and Air-Assisted Application Strategies on Deposition of Pesticides in Soybean Canopy. Transactions of the ASABE. 51(5):1529-1537.

Comparison of drift potentials between air induction and conventional nozzles. - (Abstract)

Zhu, H. 2008. Comparison of drift potentials between air induction and conventional nozzles. Meeting Abstract.Available: http://www.tpsalliance.org/conference/papers/PapersB_Zhu_Drift%20Potentials.pdf

Uniformity of agro-chemicals and bio-compounds applied through drip irrigation system - (Proceedings/Symposium)

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.

Influence of spray additives on droplet evaporation and residual patterns on wax and wax-free surfaces - (Proceedings/Symposium)

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.

A History of Air-Blast Sprayer Development and Future Prospects - (Peer Reviewed Journal)

Fox, R.D., Derksen, R.C., Zhu, H., Brazee, R.D., Svensson, S.A. 2008. A History of Air-Blast Sprayer Development and Future Prospects. Transactions of the ASABE. 51(2):405-410

Comparing Greenhouse Handgun Delivery to Poinsettias by Spray Volume and Quality - (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.

Fungicide Application Technology - (Proceedings/Symposium)

Derksen, R.C., Ozkan, H.E., Zhu, H., Hammond, R., Dorrance, A. 2007. Fungicide Application Technology. National Soybean Rust Symposium.

Field Evaluation of Application Variables and Plant Spacing for Bell Pepper Pest Management - (Peer Reviewed Journal)

Derksen, R.C., Vitanza, S., Welty, C., Miller, S., Bennett, M., Zhu, H. 2007. Field Evaluation of Application Variables and Plant Spacing for Bell Pepper Pest Management. Transactions of the ASABE. 50(6):1945:1953.

Residual Patterns of Alkyl Polyoxyethylene Surfactant Droplets after Water Evaporation - (Peer Reviewed Journal)

Pierce, S.M., Chan, K.B., Zhu, H. 2008. Residual Patterns of Alkyl Polyoxyethylene Surfactant Droplets after Water Evaporation. Journal of Agricultural and Food Chemistry. 56(1):213-319.

Current projects of the Application Technology Research Unit - (Abstract)

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.

Influence of Spray Volume on Spray Deposition and Coverage Within Nursery Trees - (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.

Corn Nutritional Properties and Yields with Surface Drip Irrigation in Topographically Variable Fields - (Peer Reviewed Journal)

Zhu, H., Lan, Y., Lamb, M.C., Butts, C.L. 2007. Corn Nutritional Properties and Yields with Surface Drip Irrigation in Topographically Variable Fields. International Agricultural Engineering Journal. 9(9):1-10.

Coverage and Drift Produced by Air Induction and Conventional Hydraulic Nozzles Used for Orchard Applications - (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/Symposium)

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.

Half Rate Pesticide Trial in Nursery Applications - (Abstract)

Zhu, H. 2007. Half Rate Pesticide Trial in Nursery Applications [abstract]. Internet Web Page.

Driftsim, a Computer Program for Estimating Spray Drift Distances - (Abstract)

Zhu, H. 2007. Driftsim, a computer program for estimating spray drift distances [abstract]. Internet Web Page.

Investigation of Drainage and Plant Growth from Nursery Container Substrate - (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 - (Proceedings/Symposium)

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.

Spray Characteristics and Drift Reduction Potential with Air Induction and Conventional Flan Fan Nozzles - (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.

Wide-swath Spray Application in Ornamental Nurseries with Cannon Air Jet Sprayer - (Proceedings/Symposium)

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.

Nozzle and Equipment Considerations for Improved Coverage in the Soybean Canopy: A Summary of the Work Done in Ohio - (Proceedings/Symposium)

Derksen, R.C., Ozkan, H.E., Zhu, H., Dorrance, A. 2006. Nozzle and Equipment Considerations for Improved Coverage in the Soybean Canopy: A Summary of the Work Done in Ohio. National Soybean Rust Symposium.

Development of Harmonic Radar Systems for Tracking Emerald Ash Borer - (Abstract)

Zhu, H. 2007. Development of Harmonic Radar Systems for Tracking Emerald Ash Borer [abstract]. USDA Interagency Research Forum on Gypsy Moth and Other Invasive Species.

A Specially Designed Air-Assist Sprayer to Improve Spray Penetration and Air Jet Velocity Distribution inside Dense Nursery Crops - (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.

Achieve PIP Precision - (Popular Publication)

Zhu, H., Zondag, R.H., Krause, C.R., Demaline, T. 2006. Achieve PIP Precision. Nursery Management and Production. p. 59-64.

Dynamic Air Velocity and Spray Deposition inside Dense Nursery Crops with a Multi-Jet Air Assist Sprayer - (Proceedings/Symposium)

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.

Development of a Canopy Opener to Increase Spray Deposition and Coverage inside Soybean Canopies - (Proceedings/Symposium)

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.

Spray Characteristics and Wind Tunnel Evaluation of Drift Reduction Potential with Air Induction and Conventional Flat Fan Nozzle - (Proceedings/Symposium)

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.

Is Your Air Blast Sprayer Doing What You Want? - (Abstract)

Zhu, H., Zondag, R.H. 2006. Is Your Air Blast Sprayer Doing What You Want? The Buckeye. p. 1-7.

Recent Advances in Pesticide Spray Application Technology - (Abstract)

Zhu, H. 2006. Recent advances in pesticide spray application technology. Agricultural Pesticides Conference Proceedings.

Foliar Deposition and Off-Target Loss with Different Spray Techniques in Nursery Application - (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.

Wind Tunnel Evaluation of Drift Reduction Potential and Spray Characteristics with Drift Retardants at High Operating Pressure - (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.

New, Innovative Research in Pesticide Application Technologies - (Proceedings/Symposium)

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.

Evaluation of Spraying Equipment for Effective Deposition and Coverage to Control Asian Soybean Rust - (Abstract)

Ozkan, H.E., Zhu, H., Derksen, R.C. 2006. Evaluation of spraying equipment for effective deposition and coverage to control asian soybean rust. ASABE Annual International Meeting, July 9-12, 2006, Portland, OR.

Investigation of Nursery Canopy and Ground Deposition with Three Spray Techniques - (Proceedings/Symposium)

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. In: Aspects of Applied Biology 77. International Advances in Pesticide Applications 2006, January 8-13, 2006, Robinson College, Cambridge, UK. p. 489-496.

Evaluation of Various Spraying Equipment for Effective Application of Fungicides to Control Asian Soybean Rust - (Proceedings/Symposium)

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. Aspects of Applied Biology 77. International Advances in Pesticide Applications 2006, Robinson College, Cambridge, UK, January 8-13, 2006. p. 423-431.

Drip Irrigation As a Delivery System for Imidacloprid and Nematodes for Control of Scarab Grubs in Nursery Crops - (Abstract)

Reding, M.E., Zhu, H., Derksen, R.C. 2005. Drip irrigation as a delivery system for imidacloprid and nematodes for control of scarab grubs in nursery crops [Abstract]. Presented at Natinal Meeting of the Entomological Society of America, December 14-18, 2005, Ft. Lauderdale, FL.

Effects of Air-Assisted and Conventional Spray Delivery Systems on Management of Soybean Diseases - (Proceedings/Symposium)

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. Aspects of Applied Biology 77. International Advances in Pesticide Applications 2006, Robinson College, Cambridge, UK. p. 415-422.

Wind Tunnel Evaluation of Drift Reduction Potential with Air Induction Nozzles, Low Pressure Conventional Nozzles and Drift Retardants - (Abstract)

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.

Driftsim - Predicting Drift Distances of Spray Droplets - (Peer Reviewed Journal)

Zhu, H., Fox, R.D., Ozkan, E. 2005. Driftsim - Predicting Drift Distances of Spray Droplets. Software and User Manual Public Release.

Monitoring Water Use, Nutrient Management, Drainage and Leachate in Pot-in-Pot Nursery Container Production - (Proceedings/Symposium)

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.

Comparison of Airborne and Ground Spray Deposits with Hollow Cone Nozzle, Low Drift Nozzle and Drift Retardant - (Proceedings/Symposium)

Zhu, H., Guler, H., Derksen, R.C., Ozkan, H.E. 2005. Comparison of airborne and ground spray deposits with hollow cone nozzle, low drift nozzle and drift retardant. In: Proceedings of the 9th International Congress on Mechanization and Energy in Agriculture and 27th International Conference of CIGR, September 27-29, 2005, Izmir-Turkdy. p. 73-78.

Spray Deposition and Off-Target Loss in Nursery Tree Crops with Conventional Nozzle, Air Induction Nozzle and Drift Retardant - (Proceedings/Symposium)

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.

A Windows Version of DRIFTSIM for Estimating Drift Distances of Droplets - (Proceedings/Symposium)

Zhu, H., Fox, R.D., Ozkan, H.E. 2005. A Windows Version of DRIFTSIM for Estimating Drift Distances of Droplets. ASAE Annual International Meeting. Paper No. 051145.

A Transponder for Harmonic Radar Tracking of the Black Vine Weevil in Behavioral Research - (Peer Reviewed Journal)

Brazee, R.D., Miller, E.S., Reding, M.E., Klein, M.G., Zhu, H., Nudd, B.E. 2005. A Transponder for Harmonic Radar Tracking of the Black Vine Weevil in Behavioral Research. Transactions of the ASAE. 48(2):831-838.

Identifying Common Reflectance Properties in Diverse Ornamental Species to Non-Destructively Determine Nitrogen Statues - (Abstract)

Frantz, J., Pitchay, D., Ritchie, G., Zhu, H. 2005. Identifying common reflectance properties in diverse ornamental species to non-destructively determine nitrogen statues. Hortscience. 40(4):1060.

Considerations for the Design and Installation of Sdi Systems in Humid Areas - (Proceedings/Symposium)

Grabow, G.L., Harrison, K., Dukes, M.D., Vories, E.D., Smith, W.B., Zhu, H., Khalilian, A. 2005. Considerations for the design and installation of SDI systems in humid areas. In: Proceedings of the World Water and Environmental Resources Congress. American Society of Civil Engineers, Reston, VA. Available: http://ascelibrary.aip.org/getpdf/servlet/GetPDFServlet?filetype=pdf&id=ASCECP000173040792000518000001&idtype=cvips

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.

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.

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.

Application of Imidacloprid Through Drip Irrigation for Control of White Grubs in Field-Grown Nursery Crops - (Research Notes)

Reding, M.E., Zhu, H., Zondag, R. 2005. Application of imidacloprid through drip irrigation for control of white grubs in field-grown nursery crops. Extension Circular 195. p. 131-134.

Impact of Sprinkler Irrigation Amount and Rotation on Peanut Yield - (Peer Reviewed Journal)

Lamb, M.C., Rowland, D., Sorensen, R.B., Zhu, H., Blankenship, P.D., Butts, C.L. 2005. Impact of sprinkler irrigation amount and rotation on peanut yield. Peanut Science. 31:108-113

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.

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.

Research to Reduce Potential Damage from Spray Drift Loss by the USDA-ARS Application Technology Research Unit - (Proceedings/Symposium)

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/Symposium)

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/Symposium)

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/Symposium)

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.

Development of Harmonic Radar Transponders to Track Black Vine Weevil Behavior in Nurseries - (Proceedings/Symposium)

Brazee, R.D., Zhu, H., Miller, E.S., Reding, M.E., Klein, M.G., Nudd, B.E. 2004. Development of harmonic radar transponders to track black vine weevil behavior in nurseries. ASAE Annual International Meeting. Paper No. 041033.

Diffusion Model for Plant Cuticular Penetration by Spray-Applied Weak Organic Acid Bioregulator in Presence or Absence of Ammonium Nitrate - (Peer Reviewed Journal)

Brazee, R.D., Bukovac, M.J., Zhu, H. 2004. Diffusion Model for Plant Cuticular Penetration by Spray-Applied Weak Organic Acid Bioregulator in Presence or Absence of Ammonium Nitrate. Transactions of the ASAE. 47(3):629-635.

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.

Spray Penetration into Peanut Canopies with Hydraulic Nozzle Tips - (Peer Reviewed Journal)

Zhu, H., Dorner, J.W., Rowland, D., Derksen, R.C., Ozkan, H.E. 2004. Spray penetration into peanut canopies with hydraulic nozzle tips. Biosystems Engineering. 87:275-283.

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.

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.

Improving Peanut Yield and Grade with Surface Drip Irrigation in Undulating Topographic Fields - (Peer Reviewed Journal)

Zhu, H., Lamb, M.C., Butts, C.L., Blankenship, P.D. 2004. Improving peanut yield and grade with surface drip irrigation in undulating topographic fields. Transactions of the ASAE. Paper 032098.

An Implement to Install and Retrieve Surface Drip Irrigation Laterals - (Peer Reviewed Journal)

Heping, Z, Butts, C.L., Lamb, M.C., Blankenship, P.D.. 2004.An implement to install and retrieve surface drip irrigation laterals. Applied Engineering in Agriculture. 20(1):17-23.

Peanut Production in Topographic Fields with Surface Drip Irrigation - (Abstract)

Zhu, H., Lamb, M.C., Butts, C.L., Blankenship, P.D. 2003. Peanut production in topographic fields with surface drip irrigation. American Peanut Research and Education Society Abstracts.

Research at the Nprl Shellman Irrigation Research Farm - (Abstract)

Lamb, M.C., Rowland, D., Sorensen, R.B., Zhu, H., Blankenship, P.D., Butts, C.L. 2004. Research at the nprl shellman irrigation research farm. American Peanut Research and Education Society Abstracts. Vol. 35. www.apres.okstate.edu.

Research at the Nprl Shellman Irrigation Research Farm - (Abstract)

LAMB, M.C., ROWLAND, D., SORENSEN, R.B., ZHU, H., BLANKENSHIP, P.D., BUTTS, C.L. RESEARCH AT THE NPRL SHELLMAN IRRIGATION RESEARCH FARM. AMERICAN PEANUT RESEARCH AND EDUCATION SOCIETY ABSTRACTS. 2003. Vol. 35. www.apres.okstate.edu

Influence of Plant Structure, Orifice Size and Nozzle Inclination on Spray Penetration into Peanut Canopy - (Peer Reviewed Journal) - (19-Aug-02)

A Variable Flow Control System for Subsurface Drip Irrigation* - (Proceedings/Symposium)

Zhu, H., D. L. Rowland, J. W. Dorner, R. C. Derksen, R. B. Sorensen. Influence of plant structure, orifice size and nozzle inclination on spray penetration into peanut canopy. Applied Eng. in Agric. 2002. v.45(5). p.5-1301.

Improving Spray Penetration into Peanut Canopies at Different Growing Stages with Proper Nozzle Selections - (Proceedings/Symposium)

Zhu, H., Dorner, J.W., Rowland, D. 2002. Improving spray penetration into peanut canopies at different growing stages with proper nozzle selections. Journal of the Agricultural Association of China.

Improving Peanut Production with Surface Drip Irrigation - (Abstract)

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Influence of Plant Structure, Orifice Size and Nozzle Inclination on Spray Penetration into Peanut Canopy - (Peer Reviewed Journal)

v45: p1295-1301.