Publications (Clicking on the reprint icon will take you to the publication reprint.)

Longer-term potato cropping system effects on soilborne diseases and tuber yield - (Abstract Only)

Larkin, R.P., Halloran, J.M. 2012. Longer-term potato cropping system effects on soilborne diseases and tuber yield [abstract]. Phytopathology. 102:54-67.

Selection of candidate genes involved in the defense mechanisms of Phytophthora infestans against fungicides by EST analysis - (Abstract Only)

Champaco, E., Larkin, R.P., De Los Reyes, B. 2012. Selection of candidate genes involved in the defense mechanisms of Phytophthora infestans against fungicides by EST analysis [abstract]. Phytopathology. 102:54.20.

Improving potato cropping systems: longer-term effects on diseases and yield - (Abstract Only)

Larkin, R.P., Halloran, J.M. 2012. Improving potato cropping systems: longer-term effects on diseases and yield. Northeast Potato Technology Forum Abstracts. 21-22.

Mapping and monitoring potato cropping systems in Maine: geospatial methods and land use assessments - (Abstract Only)

Defauw, S.L., Larkin, R.P., English, P., Hoshide, A.K., Halloran, J.M. 2012. Mapping and monitoring potato cropping systems in Maine: geospatial methods and land use assessments. Northeast Potato Technology Forum Abstracts. pp. 24-25.

Economic implications of alternative potato cropping systems in Maine - (Abstract Only)

Halloran, J.M., Larkin, R.P., Defauw, S.L. 2012. Economic implications of alternative potato cropping systems in Maine. Northeast Potato Technology Forum Abstracts. p. 23.

Understanding the molecular basis of the resistance of Phytophthora infestans to fungicides by functional genomics - (Abstract Only)

Champaco, E., Larkin, R.P., De Los Reyes, B.G. 2012. Understanding the molecular basis of the resistance of Phytophthora infestans to fungicides by functional genomics. Northeast Potato Technology Forum Abstracts. p. 34.

Economic assessments of potato production systems in Maine - (Abstract Only)

Defauw, S.L., Plant, A., English, P., Hoshide, A.K., Halloran, J.M. 2012. Economic assessments of potato production systems in Maine. Northeast Potato Technology Forum Abstracts. p. 26.

Impacts of crop rotation and irrigation on soilborne diseases and soil microbial communities - (Book / Chapter)

Larkin, R.P., Honeycutt, C.W., Olanya, O.M., Halloran, J.M., He, Z. 2012. Impacts of crop rotation and irrigation on soilborne diseases and soil microbial communities. In: He, Z., Larkin, R.P., Honeycutt, C.W., editors. Sustainable potato production: global case studies. Amsterdam, The Netherlands: Springer. p. 23-41.

Effect of volumetric water content and crimson clover (Trifolium incarnatum) growthon the survival of Escherichia coli O157:H7 in a soil matrix - (Abstract Only)

Rothrock Jr, M.J., Frantz, J., Burnett, S., Cook, K.L. 2011. Effect of volumetric water content and crimson clover (Trifolium incarnatum) growthon the survival of Escherichia coli O157:H7 in a soil matrix. ASA-CSSA-SSSA Annual Meeting Abstracts. p. 1.

Rotation and cover crop effects on soilborne potato diseases and soil microbial communities - (Peer Reviewed Journal)

Larkin, R.P., Griffin, T.S., Honeycutt, C.W. 2010. Rotation and cover crop effects on soilborne potato diseases and soil microbial communities. Plant Disease. 94:1491-1502.

Effects of supplemental irrigation and soil management: effects on potato tuber diseases - (Peer Reviewed Journal)

Olanya, O.M., Porter, G.A., Lambert, D.H., Starr, G.C., Larkin, R.P., Bradbury, B. 2010. Effects of supplemental irrigation and soil management on potato tuber diseases. Plant Pathology. 9:68-72.

Supplemental irrigation and cultivar effects on potato tuber diseases - (Peer Reviewed Journal)

Olanya, O.M., Porter, G.A., Lambert, D.H. 2010. Supplemental irrigation and cultivar effects on potato tuber diseases. Australian Journal of Crop Science. 4:29-36.

Efficacy of Fungicide Mixtures for Management of Phytophthora infestans (US-1) on Potato - (Peer Reviewed Journal)

Muchiri, F.N., Narla, R.D., Olanya, O.M., Nyankanga, R.O., Ariga, E.S. 2009. Efficacy of Fungicide Mixtures for Management of Phytophthora infestans (US-1) on Potato. Phytoprotection. 90:19-29.

Yield Stability Analysis of Ipomoea batatus L. Cultivars in Diverse Environments - (Peer Reviewed Journal)

Osiru, M., Adipala, E., Olanya, O.M., Kapinga, R., Lemaga, B. 2009. Yield Stability Analysis of Ipomoea batatus L. Cultivars in Diverse Environments. Australian Journal of Crop Science. 3:213-220.

The effect of cropping systems and irrigation management on development of potato early blight - (Peer Reviewed Journal)

Olanya, O.M., Honeycutt, C.W., Larkin, R.P., Griffin, T.S., He, Z., Halloran, J.M. 2009. The effect of cropping systems and irrigation management on development of potato early blight. Journal of Plant Pathology. 75:367-375.

Delayed tillage and cover crop effects in potato systems - (Peer Reviewed Journal)

Griffin, T.S., Larkin, R.P., Honeycutt, C.W. 2009. Delayed tillage and cover crop effects in potato systems. American Journal of Potato Research. 86(2):79-87.

EVAPOTRANSPIRATION RATES AND CROP COEFFICIENTS FOR LOWBUSH BLUEBERRY (Vaccinium angustifolium) - (Peer Reviewed Journal)

Hunt, J.F., Honeycutt, C.W., Starr, G.C., Yarborough, D. 2009. Evapotranspiration rates and crop coefficients for lowbush blueberry (vaccinium angustifolium). International Journal of Fruit Science. 8(4):282-298.

Infection Potential of Hairy Nightshade (Solanum sarrachoides) by Phytophthora Infestans and Late Blight Implications of the Alternate Host - (Peer Reviewed Journal)

Olanya, O.M., Plant, A.B., Larkin, R.P., Honeycutt, C.W. 2009. Infection Potential of Hairy Nightshade (Solanum sarrachoides) by Phytophthora Infestans and Late Blight Implications of the Alternate Host. Journal of Phytopathology. 157:427-437.

THE ECONOMIC IMPACTS OF DISEASE SUPPRESSIVE ROTATIONS IN MAINE POTATO CROPPING SYSTEMS     - (Peer Reviewed Journal)

Halloran, J.M., Larkin, R.P., Honeycutt, C.W., Griffin, T.S. 2008. The economic impacts of disease suppressive rotations in maine potato cropping systems. Crop Management. On-Line.

Identifying Constraints to Potato System Sustainability: Soils - (Proceedings)

Honeycutt, C.W., Griffin, T.S., He, Z., Larkin, R.P., Olanya, O.M., Halloran, J.M. 2008. Identifying Constraints to Potato System Sustainability: Soils. Potato Association of America Proceedings. CD-ROM.

Identifying Constraints to Potato Cropping System Sustainability - (Abstract Only)

Honeycutt, C.W., Griffin, T.S., Larkin, R.P., He, Z., Olanya, O.M., Halloran, J.M. 2008. Identifying Constraints to Potato Cropping System Sustainability. American Society of Agronomy Abstracts. Published on CD-Rom.

Modifying Potato Systems to Reduce Yield Constraints - (Abstract Only)

Griffin, T.S., Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Olanya, O.M., He, Z. 2008. Modifying Potato Systems to Reduce Yield Constraints. American Society of Agronomy Branch Meeting. CD-ROM.

The economic impacts of disease suppressive rotations in Maine potato cropping systems - (Peer Reviewed Journal)

Halloran, J.M., Larkin, R.P., Honeycutt, C.W. 2008. The economic impacts of disease suppressive rotations in Maine potato cropping systems. Online. Crop Management doi: 10.1094/CM-2008-0912-01-RS.

Effects of Mulch and Potato Hilling on Development of Foliar Blight (Phytophthora infestans) and Control of Tuber Blight Infection - (Peer Reviewed Journal)

Nyankanga, R.O., Wien, H.C., Olanya, O.M. 2008. Effects of Mulch and Potato Hilling on Development of Foliar Blight (Phytophthora infestans) and Control of Tuber Blight Infection. Potato Research. 51:101-111.

Stability of Sweet Potato Cultivars to Alternaria Leaf and Stem Blight Disease - (Peer Reviewed Journal)

Osiru, M., Olanya, O.M., Adipala, E., Lemaga, B., Kapinga, R. 2009. Stability of Sweet Potato Cultivars to Alternaria Leaf and Stem Blight Disease. Journal of Phytopathology. 157:172-180.

Identifying Constraints to Potato System Sustainability: Diseases - (Proceedings)

Larkin, R.P., Olanya, O.M., Griffin, T.S., Honeycutt, C.W., He, Z., Halloran, J.M. 2008. Identifying Constraints to Potato System Sustainability: Diseases. Potato Association of America Proceedings. CD-ROM.

Enhancing Potato System Sustainability: Microclimate, Early Blight and Late Blight Potential - (Abstract Only)

Olanya, O.M., Honeycutt, C.W., Larkin, R.P., Griffin, T.S., He, Z., Halloran, J.M. 2008. Enhancing Potato System Sustainability: Microclimate, Early Blight and Late Blight Potential. American Phytopathological Society Abstracts. 98:S115.

Compost and Biological Amendment Effects on Soilborne Disease and Soil Microbial Communities - (Abstract Only)

Larkin, R.P., Tavantzis, S., Bernard, E., Alyokhin, A., Erich, S., Gross, S. 2008. Compost and Biological Amendment Effects on Soilborne Disease and Soil Microbial Communities. American Phytopathological Society. 98:586.

Development of Tuber Blight (Phytophthora infestans) on Potato Cultivars Based on In-Vitro Assays and Field Evaluations - (Peer Reviewed Journal)

Nyankanga, R.O., Olanya, O.M., Wien, H.C., El-Bedewy, R., Ojiambo, P.S., Karinga, J. 2008. Development of Tuber Blight (Phytophthora infestans) on Potato Cultivars Based on In-Vitro Assays and Field Evaluations. HortScience.43:1501-1508.

Enhancing Potato System Sustainability: Storage and Cycling of Carbon and Plant Nutrients in Soil - (Proceedings)

Griffin, T.S., Honeycutt, C.W., He, Z., Larkin, R.P., Halloran, J.M., Olanya, O.M. 2008. Enhancing Potato System Sustainability: Storage and Cycling of Carbon and Plant Nutrients in Soil. Northeast Potato Technology Forum Abstracts. CD-ROM.

Enhancing Potato System Sustainability: Assessing the Economic Potential of Alternative Systems - (Abstract Only)

Halloran, J.M., Honeycutt, C.W., Griffin, T.S., Larkin, R.P., Olanya, O.M., He, Z. 2008. Enhancing Potato System Sustainability: Assessing the Economic Potential of Alternative Systems. Northeast Potato Technology Forum Abstracts. CD-ROM.

Enhancing Potato System Sustainability: Project Overview, Plant Growth, and Yield - (Abstract Only)

Honeycutt, C.W., Griffin, T.S., Larkin, R.P., Halloran, J.M., Olanya, O.M., He, Z. 2008. Enhancing Potato System Sustainability: Project Overview, Plant Growth, and Yield. Northeast Potato Technology Forum Abstracts. CD-ROM.

Compost and Biological Amendments in Potato Systems: Effects on Soil Microbial Communities - (Abstract Only)

Bernard, E., Larkin, R.P., Tavantzis, S., Erich, S., Alyokhin, A., Gross, S. 2008. Compost and Biological Amendments in Potato Systems: Effects on Soil Microbial Communities. Northeast Potato Technology Forum Abstracts. CD-ROM.

Compost and Biological Amendments in Potato Systems: Effects on Soil Properties and Fertility - (Abstract Only)

Erich, S., Tavantzis, S., Larkin, R.P., Alyokhin, A., Gross, S. 2008. Compost and Biological Amendments in Potato Systems: Effects on Soil Properties and Fertility. Northeast Potato Technology Forum Abstracts. CD-ROM.

Reduced Pest Insect Densities Following Compost Application in Organic and Conventional Systems - (Abstract Only)

Gross, S., Alyokhin, A., Larkin, R.P., Erich, S., Tavantzis, S. 2008. Reduced Pest Insect Densities Following Compost Application in Organic and Conventional Systems. Northeast Potato Technology Forum Abstracts. CD-ROM.

Compost and Biological Amendments in Potato Systems: Effects on Soilborne Diseases and Yield - (Abstract Only)

Tavantzis, S., Larkin, R.P., Alyokhin, A., Erich, S., Bernard, E., Gross, S. 2008. Compost and Biological Amendments in Potato Systems: Effects on Soilborne Diseases and Yield. Northeast Potato Technology Forum Abstracts. CD-ROM.

Enhancing Potato System Sustainability: Soilborne Diseases and Soil Microbial Communities - (Abstract Only)

Larkin, R.P., Honeycutt, C.W., Griffin, T.S., Halloran, J.M., Olanya, O.M., He, Z. 2008. Enhancing Potato System Sustainability: Soilborne Diseases and Soil Microbial Communities. Northeast Potato Technology Forum Abstracts. CD-ROM.

Enhancing Potato System Sustainability: Microclimate, Early Blight and Late Blight Potential - (Abstract Only)

Olanya, O.M., Honeycutt, C.W., Larkin, R.P., Griffin, T.S., He, Z., Halloran, J.M. 2008. Enhancing Potato System Sustainability: Microclimate, Early Blight and Late Blight Potential. Northeast Potato Technology Forum Abstracts.

Effects of Biological Amendments on Black Scurf and Common Scab of Potato, 2007 - (Research Notes)

Larkin, R.P. 2008. Effects of Biological Amendments on Black Scurf and Common Scab of Potato, 2007. Plant Disease Management Reports. Report 2:V052.

Leaf Petiole and Stem Blight Disease of Sweet Potato Caused by Alternaria Bataticola in Uganda - (Research Notes)

Osiru, M., Adipala, E., Olanya, O.M., Paula, K., Lemaga, B., Kapinga, R. 2008. Leaf Petiole and Stem Blight Disease of Sweet Potato Caused by Alternaria Bataticola in Uganda. Plant Pathology. 7:118-119

Addressing Constraints to Potato Productivity - (Proceedings)

Griffin, T.S., Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Olanya, O.M., He, Z. 2008. Addressing Constraints to Potato Productivity. Maine Potato Conference Abstracts. CD-ROM.

High Moisture Corn Evaluated for Northern Maine - (Other)

Griffin, T.S. 2007. High Moisture Corn Evaluated for Northern Maine. Laboratory Publication. CD-ROM

Cropping System Impacts on Greenhouse Gas Emissions in the Cool, Humid Northeastern U.S. - (Abstract Only)

Honeycutt, C.W., Griffin, T.S., Sikora, L.J. 2007. Cropping System Impacts on Greenhouse Gas Emissions in the Cool, Humid Northeastern U.S.. American Society of Agronomy Abstracts. CD-ROM.

Managing Soilborne Potato Diseases In The Northeast With Brassica Rotations - (Abstract Only)

Lynch, R.P., Larkin, R.P. 2008. Managing Soilborne Potato Diseases In The Northeast With Brassica Rotations. Phytopathology. CD-ROM.

Soil Water in Relation to Irrigation, Uptake, and Potato Yield in a Humid Climate - (Peer Reviewed Journal)

Starr, G.C., Rowland, D., Griffin, T.S., Olanya, O.M. 2008. Soil Water in Relation to Irrigation, Uptake, and Potato Yield in a Humid Climate. Agricultural Water Management. 95:292-300.

External Economic Drivers and U.S. Agricultural Production Systems - (Peer Reviewed Journal)

Halloran, J.M., Archer, D.W. 2008. External Economic Drivers and U.S. Agricultural Production Systems. Renewable Agriculture and Food System. 23(4):296-303.

Tillage and Cover Crops Effects on Potato Yield and Quality - (Abstract Only)

Griffin, T.S. 2007. Tillage and Cover Crops Effects on Potato Yield and Quality. American Society of Agronomy Meetings. CD-ROM

The Potato Systems Planner: A Successful Decision Support Tool for Growers - (Proceedings)

Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Griffin, T.S. 2007. The Potato Systems Planner: A Successful Decision Support Tool for Growers. Symposium Proceedings. 2007, pg 87-88.

Infection Potential of Hairy Nightshade By Phytophthora infestans and Epidemiological Implications of the Alternate Host - (Abstract Only)

Olanya, O.M., Larkin, R.P., Honeycutt, C.W. 2007. Infection Potential of Hairy Nightshade By Phytophthora infestans and Epidemiological Implications of the Alternate Host. American Phytopathological Society Abstracts. Vol 97 (7): S87, 2007

Effects of Different Soil and Crop Management Strategies on Soil Microbial Communities and Soilborne Diseases of Potato - (Abstract Only)

Larkin, R.P., Griffin, T.S., Olanya, O.M., Starr, G.C., Honeycutt, C.W. 2007. Effects of Different Soil and Crop Management Strategies on Soil Microbial Communities and Soilborne Diseases of Potato. American Phytopathological Society Abstracts. Vol. 97(7): S61, 2007

SUSTAINING SOIL QUALITY WITH LEGUMES IN NO-TILLAGE SYSTEMS - (Peer Reviewed Journal)

(03-Jun-07)

Schematic Models for Potato Tuber Blight Infection Based on Foliar Blight Severity, Cultivar Resistance, Soil and Atmospheric Variables - (Abstract Only)

Nyankanga, R.O., Olanya, O.M., Wein, H.C. 2007. Schematic Models for Potato Tuber Blight Infection Based on Foliar Blight Severity, Cultivar Resistance, Soil and Atmospheric Variables. Northeast Potato Technology Forum Abstracts. Pg. 86

Temperature, Relative Humidity and Pathogen Factors Influencing Phytophthora Infestans Development on Hairy Nightshade - (Abstract Only)

Olanya, O.M., Plant, A.B., Larkin, R.P., Honeycutt, C.W. 2007. Temperature, Relative Humidity and Pathogen Factors Influencing Phytophthora Infestans Development on Hairy Nightshade. Northeast Potato Technology Forum Abstracts. Pg. 48

Relative Effects of Biological Amendments and Crop Rotations on Soil Microbial Communities and Soilborne Diseases of Potato - (Peer Reviewed Journal)

Larkin, R.P. 2007. Relative Effects of Biological Amendments and Crop Rotations on Soil Microbial Communities and Soilborne Diseases of Potato. Soil Biology and Biochemistry. 10:1016. 40:1341-1351.

Effects of Compost and Biocontrol Amendments on Soilborne Diseases of Potato - (Abstract Only)

Larkin, R.P., Manmathan, H., Tavantzis, S. 2007. Effects of Compost and Biocontrol Amendments on Soilborne Diseases of Potato. Northeast Potato Technology Forum Abstracts. CD-ROM.

Effects of Compost and Biocontrol Amendments on Stem Canker, Black Scurf, and Common Scab of Potato, 2006 - (Research Notes)

Larkin, R.P., Manmathan, H., Tavantzis, S. 2007. Effects of Compost and Biocontrol Amendments on Stem Canker, Black Scurf, and Common Scab of Potato, 2006. Plant Disease Management Reports. vol 1: p. v065.

Emissions of CO2 and N2O From Three Potato Systems in Maine - (Proceedings)

Griffin, T.S., Honeycutt, C.W., Sikora, L.J. 2007. Emissions of CO2 and N2O From Three Potato Systems in Maine. Northeast Potato Technology Forum Abstracts. CD-ROM

Effectiveness and Efficacy of Soil Conservation Practices in Potato Production - (Proceedings)

Griffin, T.S., Honeycutt, C.W., Starr, G.C. 2007. Effectiveness and Efficacy of Soil Conservation Practices in Potato Production. Northeast Potato Technology Forum Abstracts. CD-ROM

Balancing Soil Health and Nutrient Inputs - (Proceedings)

Griffin, T.S., Porter, G., Erich, S., Mallory, E. 2007. Balancing Soil Health and Nutrient Inputs. The Proceedings of the Mid Atlantic Vegetable Workers. CD-ROM

Options for Reducing Erosion and Phosphorus Movement in Potato Systems - (Proceedings)

Griffin, T.S., Starr, G.C., Honeycutt, C.W., Williams, M. 2007. Options for Reducing Erosion and Phosphorus Movement in Potato Systems. Maine Potato Conference Abstracts. CD-ROM

Cropping System Management Impacts on Greenhouse Gas Emissions in the Cool, Humid Northeastern U.S. - (Abstract Only)

(10-Dec-06)

MICROCLIMATE AND POTENTIAL FOR LATE BLIGHT DEVELOPMENT IN IRRIGATED POTATO - (Peer Reviewed Journal)

Olanya, O.M., Starr, G.C., Honeycutt, C.W., Griffin, T.S., Lambert, D.H. 2007. Microclimate and potential for late blight development in irrigated potato. Crop Protection Journal. 26:1412-1421

GLYCOALKALOID CONTENT OF SOME SUPERIOR POTATO (SOLANUM TUBEROSUM L.) CLONES AND COMMERCIAL CULTIVARS - (Peer Reviewed Journal)

Kirui, K.G., Misra, A.K., Olanya, O.M., El-Bedewy, R., Ewell, P.T., Friedman, M. 2007. Glycoalkaloid content of some superior potato (solanum tuberosum l.) clones and commercial varieties. Archives of Phytopathology and Plant Protection. 2007 on line. p. 1-11. 2009 42:453-463.

CONTROL OF SOILBORNE POTATO DISEASES USING BRASSICA GREEN MANURES - (Peer Reviewed Journal)

Larkin, R.P., Griffin, T.S. 2007. Control of soilborne potato diseases using brassica green manures. Crop Protection Journal. 26:1067-1077.

The Potato Systems Planner: Integrating Cropping System Impacts on Crop Yield and Quality, Soil Biology, Nutrient Cycling, Diseases, and Economics - (Abstract Only)

Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Griffin, T.S. 2006. The Potato Systems Planner: Integrating Cropping System Impacts on Crop Yield and Quality, Soil Biology, Nutrient Cycling, Diseases, and Economics. Soil Science Society of America Annual Meeting. Published on CD-ROM

The Potato Systems Planner: Cropping System Impacts on Profitability, Income Variability, and Economic Risk - (Abstract Only)

Halloran, J.M., Honeycutt, C.W., Larkin, R.P., Griffin, T.S. 2006. The Potato Systems Planner: Cropping System Impacts on Profitability, Income Variability, and Economic Risk. American Society of Agronomy Abstracts. Published on CD-ROM

The Potato Systems Planner: Cropping System Impacts on Soilborne Diseases and Soil Microorganisms - (Abstract Only)

Larkin, R.P., Griffin, T.S., Halloran, J.M., Honeycutt, C.W. 2006. The Potato Systems Planner: Cropping System Impacts on Soilborne Diseases and Soil Microorganisms. American Society of Agronomy Abstracts. Published on CD-ROM

Reducing Erosion and Phosphorus Movement in Potato Systems - (Abstract Only)

Griffin, T.S., Starr, G.C., Honeycutt, C.W., Williams, M. 2006. Reducing Erosion and Phosphorus Movement in Potato Systems. American Society of Agronomy Abstracts. CD-ROM

BIOLOGICAL AMENDMENTS AND CROP ROTATIONS FOR MANAGING SOIL MICROBIAL COMMUNITIES AND SOILBORNE DISEASES OF POTATO - (Abstract Only)

Larkin, R.P. 2006. Biological amendments and crop rotations for managing soil microbial communities and soilborne diseases of potato. World Congress of Soil Science. CD-ROM

BRASSICA ROTATIONS FOR MANAGING SOILBORNE POTATO DISEASES IN THE NORTHEAST - (Abstract Only)

Larkin, R.P., Lynch, R.P., Griffin, T.S., Honeycutt, C.W. 2006. Brassica rotations for managing soilborne potato diseases in the northeast. University of Idaho Miscellaneous Publication. CD-ROM

CROP ROTATION AND COVER CROP EFFECTS ON SOILBORNE DISEASES OF POTATO - (Abstract Only)

Larkin, R.P., Griffin, T.S., Honeycutt, C.W. 2006. Crop rotation and cover crop effects on soilborne diseases of potato. Phytopathology. CD-ROM

EFFECTS OF PEST AND SOIL MANAGEMENT SYSTEMS ON POTATO DISEASES - (Peer Reviewed Journal)

Olanya, O.M., Lambert, D.H., Porter, G.A. 2006. Effects of Pest and Soil Management Systems on Potato Diseases. American Journal of Potato Research. 83:397-408.

DISTRIBUTUION OF HAIRY NIGHTSHADE IN MAINE POTATO AGRO-ECOSYSTEMS AND POTENTIAL RISKS OF INFECTION BY PHYTOPHTHORA INFESTANS - (Abstract Only)

Olanya, O.M., Plant, A.B., Larkin, R.P., Lambert, D.H. 2006. Distributuion of hairy nightshade in maine potato agro-ecosystems and potential risks of infection by phytophthora infestans. Northeast Potato Technology Forum Abstracts. CD-ROM

EFFECTS OF A FALL COVER CROP AND DIFFERENT 2-YEAR ROTATIONS ON SOILBORNE DISEASES AND SOIL MICROBIAL COMMUNITIES - (Abstract Only)

Larkin, R.P., Griffin, T.S., Honeycutt, C.W. 2006. Effects of a fall cover crop and different 2-year rotations on soilborne diseases and soil microbial communities. Northeast Potato Technology Forum Abstracts. CD-ROM

SOIL NUTRIENT ACCUMULATION IN AMENDED POTATO SYSTEMS - (Abstract Only)

Griffin, T.S., Porter, G., Erich, S., Mallory, E. 2006. Soil nutrient accumulation in amended potato systems. Northeast Potato Technology Forum Abstracts. CD

THE POTATO SYSTEMS PLANNER: A CASE OF INDUSTRY DRIVEN RESEARCH - (Abstract Only)

Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Griffin, T.S. 2006. The potato systems planner: a case of industry driven research. Northeast Potato Technology Forum Abstracts. CD-ROM

EFFECTS OF CROP ROTATIONS AND A FALL COVER CROP ON RHIZOCTONIA CANKER, BLACK SCURF, AND COMMON SCAB OF POTATO, 2004 - (Peer Reviewed Journal)

Larkin, R.P., Griffin, T.S., Honeycutt, C.W. 2006. Effects of crop rotations and a fall cover crop on rhizoctonia canker, black scurf, and common scab of potato, 2004. Biological and Cultural Tests for Control of Plant Diseases. Vol. 21: V009

EFFICACY OF ESSENTIAL OILS AND BIOPESTICIDES ON PHYTOPHTHORA INFESTANS SUPPRESSION IN LABORATORY AND GROWTH CHAMBER STUDIES - (Peer Reviewed Journal)

Olanya, O.M., Larkin, R.P. 2006. Efficacy of Essential Oils and Biopesticides on Phytophthora Infestans Suppression in Laboratory and Growth Chamber Studies. Biocontrol Science and Technology; 16:901-917.

THE POTATO SYSTEMS PLANNER - (Abstract Only)

Honeycutt, C.W., Larkin, R.P., Halloran, J.M., Griffin, T.S. 2006. The potato systems planner. Maine Potato Conference Abstracts. CD-ROM

LATE BLIGHT DEVELOPMENT ON HAIRY NIGHTSHADE AND POTENTIAL DISEASE RISKS - (Abstract Only)

Olanya, O.M., Plant, A.B., Larkin, R.P., Lambert, D.H. 2006. Late blight development on hairy nightshade and potential disease risks. Maine Potato Conference Abstracts. Page 20.

DYNAMICS OF DEVELOPMENT OF LATE BLIGHT (PHYTOPHTHORA INFESTANS) IN POTATO, AND COMPARATIVE RESISTANCE OF CULTIVARS IN THE HIGHLAND TROPICS - (Peer Reviewed Journal)

Olanya, O.M., Ojiambo, P.S., Nyankanga, R.O. 2006. Dynamics of Development of Late Blight (Phytophthora Infestans) in Potato, and Comparative Resistance of Cultivars in the Highland Tropics. Canadian Journal of Plant Pathology. 28:84-94.

IMPACT OF MEAN YIELD DISTRIBUTION SELECTION ON INCOME RISK IN CROPPING SYSTEMS - (Abstract Only)

Halloran, J.M., Griffin, T.S. 2005. Impact of mean yield distribution selection on income risk in cropping systems. American Society of Agronomy Abstracts. ON CD

AN ECONOMIC ASSESSMENT OF ALTERNATIVE IRRIGATION SYSTEMS IN HUMID REGIONS - (Abstract Only)

Halloran, J.M., Starr, G.C. 2005. An economic assessment of alternative irrigation systems in humid regions. American Society of Agronomy Abstracts. CD-ROM

FIELD EVALUATION OF A TIME DOMAIN REFLECTOMETRY SLED FOR MAPPING SOIL WATER PATTERNS - (Abstract Only)

Starr, G.C., Sorensen, R.B., Rowland, D., Sullivan, D.G. 2005. Field evaluation of a time domain reflectometry sled for mapping soil water patterns. Agronomy Abstracts. CD-ROM

EVALUATION OF A TIME DOMAIN REFLECTOMETRY SLED FOR MAPPING SOIL WATER CONTENT - (Abstract Only)

Starr, G.C., Sorensen, R.B., Rowland, D., Sullivan, D.G. 2005. Evaluation of a time domain reflectometry sled for mapping soil water content. American Society of Agronomy Meetings. CD-ROM

POTATO ROTATIONS AND SOIL MANAGEMENT: LOOKING AT THE LONG-TERM - (Proceedings)

Griffin, T.S., Larkin, R.P., Honeycutt, C.W. 2005. Potato rotations and soil management: looking at the long-term. New England Vegetable and Fruit Conference Proceedings.

BALANCING SOIL HEALTH AND NUTRIENT ACCUMULATION FROM LONG-TERM ORGANIC AMENDMENTS - (Proceedings)

Griffin, T.S., Porter, G., Erich, S., Mallory, E. 2005. Balancing soil health and nutrient accumulation from long-term organic amendments. New England Vegetable and Fruit Conference Proceedings. p. 170-172.

FARMERS' PERCEPTION OF AGRONOMIC PRACTICES ASSOCIATED WITH POTATO PRODUCTION IN THE HIGHLAND TROPICS AND THE IMPACTS OF FIELD SCHOOL PARTICIPATION - (Abstract Only)

Olanya, O.M., Hakiza, J.J., Akem, C.N., Imelda, I., El-Bedewy, R. 2005. Farmers' perception of agronomic practices associated with potato production in the highland tropics and the impacts of field school participation. Australian Plant Pathology. Conference Handbook of Abstracts, Deakin University Waterfront Campus, Geelong, Victoria, Australia, September 26, 2005, pg 176

EFFECTS OF TEMPERATURE AND RELATIVE HUMIDITY ON DEVELOPMENT OF LATE BLIGHT INCITED BY PHYTOPHTHORA INFESTANS ISOLATES FROM DIVERSE GENOTYPES AND HOSTS - (Abstract Only)

Olanya, O.M., Larkin, R.P. 2005. Effects of temperature and relative humidity on development of Late Blight incited by phytophthora Infestans isolates from diverse genotypes and hosts. American Phytopathological Society Abstracts. July 2005; v. 95. p. S77.

OCCURRENCE AND CROSS-INFECTION OF PHYTOPHTHORA INFESTANS ON HAIRY NIGHTSHADE (SOLANUM SARRACHOIDES) AND POTATO (SOLANUM TUBEROSUM) IN MAINE - (Research Notes)

Olanya, O.M., Lambert, D.H., Plant, A.B. 2005. Occurrence and cross-infection of phytophthora infestans on hairy nightshade (solanum sarrachoides) and potato (solanum tuberosum) in maine. Canadian Journal of Plant Pathology. v 27: p458-460.

EFFECTS OF BIOLOGICAL AMENDMENTS ON SOIL MICROBIOLOGY AND SOILBORNE POTATO DISEASES IN DIFFERENT CROPPING SYSTEMS - (Abstract Only)

Larkin, R.P. 2005. Effects of biological amendments on soil microbiology and soilborne potato diseases in different cropping systems. Phytopathology. v. 95. p. S-56.

SEED-PLOT TECHNIQUE: EMPOWERMENT OF FARMERS IN PRODUCTION OF BACTERIAL WILT-FREE SEED IN KENYA AND UGANDA - (Book / Chapter)

Kinyua, Z.M., Olanya, O.M., El-Bedewy, R., Smith, J.J., Crissman, C. 2005. Seed-plot technique: empowerment of farmers in production of bacterial wilt-free seed in kenya and uganda. Bacterial Wilt, The Disease and Ralstonia Solanacearum Species Complex. APS Press, St. Paul, Minnesota, USA, pg 510

ALTERNATIVE BIOLOGICAL AMENDMENTS: EFFECTS ON SOIL BIOLOGY AND SOILBORNE DISEASES - (Abstract Only)

Larkin, R.P. 2005. Alternative biological amendments: effects on soil biology and soilborne diseases. Northeast Potato Technology Forum Abstracts. pages 43-44

AN ECONOMIC EVALUATION OF RAISED BEDS AND USE OF GREEN-SPROUTED SEED TUBERS IN THE MAINE POTATO CROPPING SYSTEM - (Abstract Only)

Halloran, J.M., Honeycutt, C.W., Essah, S.C. 2005. An economic evaluation of raised beds and use of green-sprouted seed tubers in the Maine potato cropping system. Northeast Potato Technology Forum Abstracts. March 2005, p. 12.

OCCURRENCE OF PHYTOPHTHORA INFESTANS ON HAIRY NIGHTSHADE IN MAINE: DISEASE IMPLICATIONS OF ISOLATES FROM DIVERGENT HOSTS AND GENOTYPES - (Abstract Only)

Olanya, O.M., D. H., L., A, P. 2005. Occurrence of phytophthora infestans on hairy nightshade in maine: disease implications of isolates from divergent hosts and genotypes. Northeast Potato Technology Forum Abstracts. Page 58

INFLUENCE OF MULCH AND WATER APPLICATION ON FIELD-SCALE SOIL WATER PATTERNS IN MAINE POTATO PRODUCTION - (Abstract Only)

Starr, G.C. 2005. Influence of mulch and water application on field-scale soil water patterns in maine potato production. Northeast Potato Technology Forum Abstracts. Page 6

MICROCLIMATIC PARAMETERS AND POTENTIAL FOR LATE BLIGHT DEVELOPMENT IN IRRIGATED POTATO IN MAINE - (Abstract Only)

Olanya, O.M., Starr, G.C. 2005. Microclimatic parameters and potential for late blight development in irrigated potato in maine. Northeast Potato Technology Forum Abstracts. p. 66; Fredericton, New Brunswick, Canada

BASAL SEDIMENT CONCENTRATION MEASUREMENT IN SOUTHERN ARIZONA RUNOFF WATERS USING A TIME DOMAIN REFLECTOMETRY METHOD - (Peer Reviewed Journal)

Starr, G.C. 2005. Basal sediment concentration measurement in southern arizona runoff waters using a time domain reflectometry method. American Society of Agricultural Engineers.

ASSESSING TEMPORAL STABILITY AND SPATIAL VARIABILITY OF SOIL WATER PATTERNS WITH IMPLICATIONS FOR PRECISION WATER MANAGEMENT - (Peer Reviewed Journal)

Starr, G.C. 2005. Assessing temporal stability and spatial variability of soil water patterns with implications for precision water management. Agricultural Water Management. Volume 72, Issue 3, 2 Apr 2005, pages 223-243

PATHOGENICITY AND METALAXYL SENSITIVITY OF PHYTOPHTHORA INFESTANS ISOLATES OBTAINED FROM GARDEN HUCKLEBERRY, POTATO AND TOMATO IN CAMEROON - (Peer Reviewed Journal)

Fontem, D.A., Olanya, O.M., Tsopmbeng, G.R., Owona, M.P. 2005. Pathogenicity and metalaxyl sensitivity of phytophthora infestans isolates obtained from garden huckleberry, potato and tomato in cameroon. Crop Protection Journal. Volume 24; pages 449-456

AN ECONOMIC ANALYSIS OF GREEN SPROUTED SEEDS, ALTERNATIVE BED CONSTRUCTION AND TILLAGE SYSTEMS FOR POTATOES - (Abstract Only)

Halloran, J.M., Essah, S.C., Honeycutt, C.W. 2004. An economic analysis of green sprouted seeds, alternative bed construction and tillage systems for potatoes. American Society of Agronomy Abstracts. CD-ROM

CCA ADVANTAGE CEU MODULE: CHANGES IN SOIL PHOSPHORUS FROM MANURE APPLICATION - (Trade Journal)

Griffin, T.S., Honeycutt, C.W., He, Z. 2004. Cca advantage ceu module: changes in soil phosphorus from manure application. AG Professional.

IMPLICATIONS OF SOIL WATER TEMPORAL STABILITY FOR PRECISION WATER MANAGEMENT - (Abstract Only)

Starr, G.C. 2004. Implications of soil water temporal stability for precision water management. American Society of Agronomy Abstracts. cd-rom

CHEMICAL CHARACTERIZATION OF SOIL PHOSPHORUS AND ORGANIC MATTER IN DIFFERENT CROPPING SYSTEMS IN MAINE, U.S.A. - (Peer Reviewed Journal)

Ohno, T., Griffin, T.S., Liebman, M., Porter, G.A. 2005. Chemical characterization of soil phosphorus and organic matter in different cropping systems in maine, u.s.a.. Agriculture Ecosystems and the Environment. 105:625-634.

POTATO PRODUCTION IN THE TROPICS: CONSTRAINTS, FUNGICIDE USE, AND THE IMPACT OF IPM STRATEGIES - (Trade Journal)

Olanya, O.M., Hakiza, J.J., Crissman, C.C. Potato production in the tropics: constraints, fungicide use, and the impact of ipm strategies. Outlooks on Pest Management. pg 181-184

NITROGEN AVAILABILITY (CHAPTER IN NITROGEN IN AGRICULTURAL SYSTEMS, 3RD EDITION, AMERICAN SOCIETY OF AGRONOMY) - (Book / Chapter)

Griffin, T.S. 2008. Nitrogen availability (chapter in Nitrogen in Agricultural Systems, 3rd edition, American Society of Agronomy). Nitrogen in Agricultural Systems; 3rd Edition. Agronomy Monograph 49; pg. 613-646.

CHARACTERIZATION OF LABILE P FORMS IN FRESH DAIRY MANURE UNDER MILD ASSAY CONDITIONS - (Abstract Only)

He, Z., Toor, G.S., Honeycutt, C.W., Sims, J. 2004. Characterization of labile p forms in fresh dairy manure under mild assay conditions. Organic P Workshop. August 16-19, 2004. Wageningen, The Netherlands. Page 59

DISTRIBUTION OF PHOSPHORUS SPECIES IN POULTRY LITTER CHARACTERIZED BY SEQUENTIAL FRACTIONATION COUPLED WITH PHOSPHATASE HYDROLYSIS - (Abstract Only)

He, Z., Senwo, Z., Mankolo, R., Honeycutt, C.W. 2004. Distribution of phosphorus species in poultry litter characterized by sequential fractionation coupled with phosphatase hydrolysis. Organic P Workshop. August 16-19, 2004. Wageningen, The Netherlands. Page 18.

KENTUCKY BLUEGRASS RESPONSE TO USE OF AQUATIC PLANTS AS A SOIL AMENDMENT - (Peer Reviewed Journal)

Fortuna, A., Rieke, P.E., Jacobs, L.W., Leinauer, B., Karcher, D.E. 2005. Kentucky bluegrass response to use of aquatic plants as a soil amendment. Hortscience.

INFLUENCE OF BIOCONTROL AGENTS AND OTHER BIOLOGICAL AMENDMENTS ON SOIL MICROBIAL COMMUNITIES - (Abstract Only)

Larkin, R.P. 2004. Influence of biocontrol agents and other biological amendments on soil microbial communities. American Phytopathological Society Abstracts. 94: S56

COMPARISON OF LATE BLIGHT SUPPRESSION BY NATURAL PRODUCTS AND THE IMPACT OF GENOTYPE DIVERSITY ON DISEASE DEVELOPMENT AND CONTROL - (Abstract Only)

Olanya, O.M., Larkin, R.P., Honeycutt, C.W. 2004. Comparison of late blight suppression by natural products and the impact of genotype diversity on disease development and control. American Phytopathological Society Abstracts.vol 94 (6): pg S77-S78. (#P-2004-0525-AMA)

SUPPRESSION OF PHYTOPHTHORA INFESTANS BY ESSENTIAL OILS AND NATURAL PRODUCTS IN LAB ASSAYS AND GROWTH CHAMBER STUDIES - (Abstract Only)

Olanya, O.M., Larkin, R.P. 2004. Suppression of phytophthora infestans by essential oils and natural products in lab assays and growth chamber studies. Northeast Potato Technology Forum Abstracts. pg 29

BRASSICA CROP ROTATIONS FOR CONTROL OF SOILBORNE POTATO DISEASES - (Abstract Only)

Larkin, R.P., Griffin, T.S. 2004. Brassica crop rotations for control of soilborne potato diseases. Northeast Potato Technology Forum Abstracts. 2004: 37-38

MINERALIZATION OF MANURE ORGANIC NITROGEN - (Proceedings)

Griffin, T.S. 2004. Mineralization of manure organic nitrogen. Proceedings of First Annual Ontario N Conference.

AN ECONOMIC ANALYSIS OF DISEASE SUPPRESSIVE ROTATIONS IN MAINE POTATO CROPPING SYSTEMS - (Abstract Only)

Halloran, J.M., Larkin, R.P., Griffin, T.S., Honeycutt, C.W. 2004. An economic analysis of disease suppressive rotations in maine potato cropping systems. Northeast Potato Technology Forum Abstracts. 2004: 39

AN ECONOMIC ANALYSIS OF ROTATION CROP SELECTIONS AND PARTICIPATION IN FEDERAL INCOME SUPPORT PROGRAMS IN THE NORTHEAST POTATO CROPPING SYSTEM - (Abstract Only)

Halloran, J.M., Griffin, T.S., Honeycutt, C.W. 2003. An economic analysis of rotation crop selections and participation in federal income support programs in the northeast potato cropping system. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting.