Networks
Coffman, William R
Professor
Positions
- Professor, Plant Breeding and Genetics (PB&G), College of Agriculture and Life Sciences (CALS)
- Academic Director, College of Agriculture and Life Sciences International Programs (IP/CALS)
Ronnie Coffman serves as International Professor of Plant Breeding and Director of International Programs of the College of Agriculture and Life Sciences at Cornell University. He also serves as Principal Investigator of the Agricultural Biotechnology Support Project (ABSPII), the Durable Rust Resistance in Wheat project, and the Agricultural Innovations Partnership. Previous positions include Associate Dean for Research and Director, Cornell University Agricultural Experiment Station; Chair of the Department of Plant Breeding and Genetics, and Plant Breeder at the International Rice Research Institute (IRRI). Coffman`s work has been important to the development of improved rice varieties grown on several million hectares throughout the world. He has collaborated extensively with institutions in the developing world and has served as a board member for several international institutes. His Ph.D. is from Cornell and undergraduate work was done at the University of Kentucky, his home state.
Research Areas
- Affiliations
- Extension
- Research
- Publications
- Teaching
- Service
- Background
- Other
- View All
Affiliations
Extension
has primary specialization area
has secondary specialization area
Research
research overview
- Agricultural biotechnology and crop improvement
research activities
principal investigator on
- AGRICULTURAL BIOTECHNOLOGY SUPPORT PROGRAM II (ABSP II) ASSOCIATE AWARD FOR UGANDA awarded by AGENCY FOR INTERNATIONAL DEVELOPMENT 2004 - 2012
- AGRICULTURAL BIOTECHNOLOGY SUPPORT PROJECT II awarded by AGENCY FOR INTERNATIONAL DEVELOPMENT 2002 - 2012
- AGRICULTURE EDUCATION AND INNOVATIVE SYSTEMS PROJECT (AEISP) awarded by AGENCY FOR INTERNATIONAL DEVELOPMENT 2010 - 2015
- BANANA BIOTECHNOLOGY RESEARCH PROGRAM IN UGANDA awarded by AGENCY FOR INTERNATIONAL DEVELOPMENT 2011 - 2016
- BORLAUG FELLOWS FROM INDIA awarded by FOREIGN AGRICULTURAL SERVICE USDA 2011 - 2012
- BORLAUG FELLOWS FROM INDIA: INDIA awarded by FOREIGN AGRICULTURAL SERVICE USDA 2007 - 2012
- BORLAUG FELLOWS PROGRAM - MEXICO 2011 awarded by FOREIGN AGRICULTURAL SERVICE USDA 2011 - 2013
- BULGARIAN SCIENTIFIC EXCHANGE PROGRAM awarded by FOREIGN AGRICULTURAL SERVICE USDA 2011 - 2012
- CIMMYT CORNELL SUPPORT AGREEMENT awarded by CENTRO INTERNACIONAL DE MEJORAMIENTO 2011 - 2013
- DURABLE RUST RESISTANCE IN WHEAT awarded by Bill & Melinda Gates Foundation 2008 - 2012
- DURABLE RUST RESISTANCE IN WHEAT PHASE II awarded by Bill & Melinda Gates Foundation 2011 - 2016
- HUBERT H. HUMPHREY FELLOWS PROGRAMS 2012-2013 awarded by INSTITUTE OF INTERNATIONAL EDUCATION 2012 - 2013
- HUBERT H. HUMPHREY FELLOWSHIP PROGRAM 2011-2012 awarded by US DEPARTMENT OF STATE 2011 - 2012
- ISAAA AMERICENTER ADMINISTRATION awarded by INTERNATIONAL SERV/ACQ OF AGRI-BIOTECH 1992 - 2014
- OBAMA-SINGH 21ST CENTRURY KNOWLEDGE INITIATIVE (OSI) awarded by INTERNATIONAL EDUCATION AND GRADUATE PROGRAM SERVICES, US D OF ED 2012 - 2015
- PEACE CORPS STRATEGY CONTRACT 2012-2015 awarded by PEACE CORPS 2012 - 2015
keywords
- biotechnology
- genetics
- international agriculture
- plant breeding
- rice
- rust
- wheat
submitted impact statement
Publications
individual publications
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academic article
- Bioengineered Crops as tools for international development: opportunities and strategic considerations. Experimental Agriculture. 44:277-299. 2008
- Molecular Mapping of Resistance to Rice Tungro Spherical Virus and Green Leafhopper. Phytopathology. 86:25-30. 1996
- Association of environmental variables with sites' mean grain yield and components of genotype-environment interaction in durum wheat. Pt. 2.. Journal of Genetics and Breeding. 46:369-372. 1992
- Association of morpho-physiological traits with grain yield and components of genotype-environment interaction in durum wheat. Pt. 1.. Journal of Genetics and Breeding. 46:363-368. 1992
- Effect of anthracnose stalk rot on grain yield and related traits of maize adapted to the northeastern United States. Canadian Journal of Plant Science. 72:1031-1036. 1992
- Diallel analysis of resistance to anthracnose stalk rot (Colletotrichum graminicola) in maize inbreds. Crop Science Journal. 30:335-337. 1990
- Modified half-sib and phenotypic recurrent selection for resistance to powdery mildew in winter wheat. Crop Science Journal. 29:1351-1357. 1989
- Molecular mapping of rice chromosomes. Theoretical and Applied Genetics. 76:815-829. 1988
- Twenty years of rice breeding. The role of semidwarf varieties in rice breeding for Asian farmers and the effects on cytoplasmic diversity. BioScience. 38:675-681. 1988
- Inheritance of partial resistance to powdery mildew in spring wheat. Theoretical and Applied Genetics. 73:609-615. 1987
- Virulence spectrum of the Erysiphe graminis f. sp. tritici population in New York. Plant Dis. 71:539-541. 1987
- Ratoon cropping performance of some promising rice genotypes. Oryza. 23:32-36. 1986
- Inheritance of seedling cold tolerance in rice (Oryza sativa, L.). Society for the Advancement of Breeding Research in Asia Journal. 16:83-86. 1984
- A method for classification and evaluation of testing environments. Crop Science Journal. 23:889-893. 1983
- Improvement of native rices for earliness through induced mutagenesis. Oryza. 20:40-46. 1983
- Inheritance of high temperature tolerance and pollen shedding in a rice cross. Zeitschrift fur Pflanzenzuchtung. 91:61-69. 1983
- Gallery of Cereal Breeders: Neal F. Jensen. Cereal Research Communications. 10:247-257. 1982
- Inheritance of submergence tolerance in rice. Society for the Advancement of Breeding Research in Asia Journal. 13:98-108. 1982
- Pollen shedding and combining ability for high temperature tolerance in rice. Crop Science Journal. 22:730-733. 1982
- Some components of slow-blasting resistance in rice. Phytopathology. 71:608-611. 1981
- Ancestry of improved cultivars of Asian rice. Crop Science Journal. 20:721-727. 1980
- Apparent infection rates of Pyricularia oryzae on different rice cultivars. Phytopathology. 70:1224-1226. 1980
- Varietal variation and evaluation procedures for ratooning ability in rice. Society for the Advancement of Breeding Research in Asia Journal. 12:113-120. 1980
- Variability in amylose content of rice. Il RISO. 28:15-22. 1979
- Genetic Evaluation and Utilization (GEU) Program, The rice improvement program of the International Rice Research Institute. Theoretical and Applied Genetics. 51:97-110. 1977
- IR 42 (IR2071-586-5-6-3). Plant Prot News. 6:49-50. 1977
- Screening of rice germplasm for low temperature tolerance at different stages of growth. Society for the Advancement of Breeding Research in Asia Journal. 8:97-104. 1976
- Registration of Barsoy Barley. Crop Science Journal. 8:397. 1968
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article
- Improved rice and wheat 1987
- Genetic control of submergence tolerance in rice 1981
- Improvement of tidal swamp rices through induced mutation 1981
- Selection pathways for dryland rice breeding 1981
- IRRI's program for rapid generation advance in rice breeding 1979
- Portable vacuum emasculator 1979
- Disease resistance and high volume crossing 1973
- Contribution by headed and non-headed tillers to grain yield of spring oat plants 1965
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book
- Rice Improvement 1986
- Rice Improvement 1981
- Mejoramiento de Arroz 1981
- Rice Improvement 1980
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booksection
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chapter
- Durable Rust Resistance in Wheat (DRRW): Mitigation of Ug99 through a Consortium Approach. Wheat Productivity Enhancement Under a Changing Climate. 2012
- Commercialization and the Scientific Research Process: The Example of Plant Breeding. Science and the University. 2007
- History of crop improvement in sustainable agriculture. Crop Improvement for Sustainable Agricultural Systems. 1993
- Un Nuevo Enfoque para el Mejoramiento del Arroz in América Latina. Arroz in América Latina: Mejoramiento, Manejo y Comercialización. 1992
- Roles of Public, Industry, and International Research Center Breeding Programs in Developing Germplasm for Sustainable Agriculture. Plant Breeding for Sustainable Agriculture. 1991
- Environmental effects on selection under high and low input conditions. Genotype-by-Environment Interaction and Plant Breeding. 261-272. 1990
- Rice. Nutritional Quality of Cereal Grains: genetic and agronomic improvement. 1987
- Future directions for food crop breeding programs. World Food Issues. 1984
- Advances in rice technology in the Peoples Republic of China. Agricultural and Rural Development in China Today. 1983
- New directions in the plant and animal sciences. Agriculture in the Twenty-First Century. 1983
- Cultivar development for dry-seeded rice. Cropping Systems Research in Asia. 1982
- Rice. Hybridization of Crop Plants. 1980
- Genetic Evaluation and Utilization Program of IRRI. Rice in Africa. 1978
- Risk and uncertainty as factors in crop improvement research. Risk, Uncertainty and Agricultural Development. 1978
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conference paper
- Future Outlook of Global Food Security & Safety: The Case of Wheat. Proc of the International Sem on The Future of Global Food Security and Safety: Issues and Justification. 2011
- Plant breeding and variety development: A vital capacity for U.S. national goals. Proceedings of the 2006 National Fusarium Head Blight Forum. 2006
- Potentials and Limitations of Biotechnology in Rice. Proceedings of the FAO Rice Conference. 2004
- The Future of Public Plant Breeding. In Proceedings of the 53rd Annual Corn & Sorghum Research Conference. 1998
- Characterization and inheritance of race nonspecific resistance to bacterial spot in pepper line CNPH 703. Proceedings of the National Pepper Conference, Monterey, California, 16-19 August.. 1992
- Inheritance of quantitative components of resistance to Xanthomonas campestris pv. vesicatoria in pepper line ‘CNPH 703’. EUCARPIA Meeting on Genetics and Breeding of Capsicum and Eggplant, Rome. 1992
- Emerging technologies and the development of improved germplasm for a sustainable agriculture: The role of public, industry, and international research center breeding programs. USAID/SOTA Workshop. 1990
- Increasing the Relevancy of Research for Foreign Graduate Students in the Agricultural/Biological Sciences. Report of the International Science and Education Council (ISEC) National Training Conference: Responding to Education and Training Challenges in International Development. 1989
- Modern rice varieties as a possible factor in production variability. Summary Proceedings of a Workshop on Cereal Yield Variability. 1986
- Inheritance of submergence tolerance in rice. Proceedings of the 1981 International Deepwater Rice Workshop. 1982
- El uso de resistencia de hospedero en el control integrado de plagas del arroz. Curso Internacional de Control Integrado de Plagas. 1981
- Principios de resistancia del hospedero. Curso Internacional de Control Integrado de Plagas. 1981
- A study of some components of horizontal resistance to rice blast disease. Proceedings of the Phytopathological Society. 1980
- Components of horizontal resistance to rice blast. Proceedings of the 18th Rice Tech. Working Group, Davis, CA. 1980
- Inheritance of seedling cold tolerance in rice. Proceedings of the 18th Rice Tech. Working Group, Davis, CA. 1980
- Proceedings of the Eighteenth Rice Tech. Working Group, Davis, CA. Texas Agricultural Experiment Station. 1980
- Alternative plant types and other agronomic characteristics for rainfed lowland rice. Rainfed Lowland Rice: Selected papers from 1978 International Rice Research Conference. 1979
- IRRI's efforts to improve the protein content of rice. Proceedings of the Workshop on chemical aspects of rice grain quality. 1979
- Seed protein improvement in rice. Proceedings of the International Symposium on Seed Protein Improvement in Cereals and Grain Legumes. Neuherburg, Federal Republic of Germany. 1979
- IRRI collaborative program on rainfed lowland rice. Proceedings of the International Seminar on Photoperiod Sensitive Transplanted Rice. 1977
- Rice Varietal Development for Cropping Systems at IRRI. Proceedings of the Symposium on Cropping Systems Research and Development for the Asian Rice Farmer. 1977
- The First International Rice Deepwater Observational Nursery. Proceedings of the Workshop on Deepwater Rice. 215-219. 1977
- Breeding and selection criteria for cold tolerant rices. Proceedings of the Seventh Scientific Meeting. 1976
- Breeding for improved protein content in rice. Proceedings of the Fifteenth Rice Tech. Working Group. 1974
- Emasculation of rice by vacuum extraction. Proceedings of the Fifth Scientific Meeting. 12-14. 1974
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conference poster
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document part
- Building international cooperation: crucial to mitigate the threat from Ug99 race of stem rust and other rust pathogens. 2009
- Roles of public, industry and international research center breeding programs in developing germplasm for sustainable agriculture. 77. 1989
- Inheritance of tolerance to high temperature induced sterility in rice. 66. 1981
- Diffusion of genetic materials among Asian rice breeding programs 1978
- Genetic diversity among improved rice varieties in Asia 1978
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manual
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report
- Global Research on the Environmental and Agricultural Nexus for the 21st Century: A Proposal for Collaborative Research Among U. S. Universities, CGIAR Centers, and Developing Country Institutions. Report of the Taskforce on Research Innovations for Productivity and Sustainability 1995
- Changes in rice breeding in 10 Asian countries: 1965-84; diffusion of genetic materials, breeding objectives, and cytoplasm 1985
- Improvement of native rices through induced mutation 1981
- Genetic interrelationships of improved rice varieties in Asia 1979
- Risk and uncertainty as factors in crop improvement research 1978
- Malawi Agricultural Research and Extension Project Mid-Term Evaluation Report 1989
- Visit of the IRRI Rice Improvement Team to the Peoples Republic of China 1977
featured in archived article
- $40M grant to fight wheat pathogen that threatens global food security
- $9.6 million project to boost food security in India
- Borlaug Global Rust Initiative wins award for social network technology
- Cornell and India sign new agreement for agricultural development
- Cornell celebrates long-standing collaboration with India-based management company
- Cornell coordinates breeders in race against time to save world's wheat from deadly fungus
- Cornell helps develop pest-resistant eggplant, the first genetically modified food crop in South Asia
- Course comparing Indian and U.S. agriculture helps make students and faculty 'globally relevant'
- Gates Foundation awards Cornell $26.8 million to lead global fight against deadly wheat plague
- Hands across Asia: Cornell students join Indian and Thai counterparts on international agriculture field trip
- Stem rust, a biblical wheat plague, now threatens consumers on a global scale
- Students see firsthand how Asia is developing its first genetically engineered food crop
Teaching
teaching overview
- Agriculture in the Developing Nations
- Agriculture in the developing nations
teaching activities
- FDSC-6020: International Agriculture in Developing Nations - Spring 2013
- IARD-6020: International Agriculture in Developing Nations - Spring 2013
- PLBR-5990: Plant Breeding M.P.S. Project Paper - Fall 2012
- FDSC-6020: International Agriculture in Developing Nations - Spring 2012
- IARD-6020: International Agriculture in Developing Nations - Spring 2012
- PLBR-5990: Plant Breeding MPS Project Paper - Fall 2011
Service
service to the profession
- International Service for the Acquisition of Agri-Biotech Applications (ISAAA) Board of Directors 1995 -
- American University of Beirut Board Member 1992 -
- American Association for the Advancement of Science Member 1981 -
- American Society of Agronomy Member 1971 -
- Crop Science Society of America Member 1971 -
- The Rockefeller Foundation, Africa
- International Center for Tropical Agriculture Technical Advisory Committee Committee Member 2000
- International Center for Agricultural Research in the Dry Areas Board of Trustees 1994 - 1999
- Winrock International Board of Trustees 1990 - 1999
- International Rice Research Institute Technical Advisory Committee Committee Member 1998
- West Africa Rice Development Association Board of Trustees 1987 - 1989
Background
education and training
- Ph.D. in Plant Breeding, Cornell University 1971
- University of Kentucky 1967
- University of Kentucky 1965
awards and honors
Other
alternate name
- Ronnie Coffman
college
- CALS
research keyword
- biotechnology
- genetics
- international agriculture
- plant breeding
- rice
- rust
- wheat
name prefix
- Dr.