Professor John Witcombe
Emeritus Professor
- 2003
- Published
Selection for salt-tolerance and early heading in bread wheat
Mahar, A. R., Hollington, P. A., Witcombe, J. R. & Virk, D. S., 1 Jan 2003, In: Cereal research Communications. 31, 1-2, p. 81-88Research output: Contribution to journal › Article › peer-review
- 2002
- Published
Participatory varietal selection in rice in Nepal in favourable agricultural environments - A comparison of two methods assessed by varietal adoption
Joshi, K. D. & Witcombe, J. R., 1 Oct 2002, In: Euphytica. 127, 3, p. 445-458Research output: Contribution to journal › Article › peer-review
- Published
Mapping quantitative trait loci for resistance to downy mildew in pearl millet: Field and glasshouse screens detect the same QTL
Jones, E. S., Breese, W. A., Liu, C. J., Singh, S. D., Shaw, D. S. & Witcombe, J. R., 1 Jul 2002, In: Crop Science. 42, 4, p. 1316-1323Research output: Contribution to journal › Article › peer-review
- Published
A Mother and Baby trial system.
Witcombe, J. R., 12 Mar 2002, p. Appendix 79.Research output: Contribution to conference › Paper
- Published
An introduction to data management and analysis for participatory varietal selection trials
Virk, D. S. & Witcombe, J. R., 12 Mar 2002, p. 69-72.Research output: Contribution to conference › Paper
- Published
Combining molecular marker technology and participatory techniques: A case study for drought-tolerant rice in eastern India II: Farmer evaluation of SLS-MAS bulks in participatory plant breeding
Steele, K. A., Singh, D. N., Kumar, R., Prasad, S. C., Virk, D. S., Gangwar, J. S. & Witcombe, J. R., 12 Mar 2002, p. 20-22.Research output: Contribution to conference › Paper
- Published
Combining molecular marker technology and participatory techniques: A case study for drought-tolerant rice in eastern India II: Molecular breeding strategy
Steele, K. A., Edwards, G. & Witcombe, J. R., 12 Mar 2002, p. 16-19.Research output: Contribution to conference › Paper
- Published
Participatory crop improvement strategies in the DFID Plant Sciences Research Programme
Witcombe, J. R., 12 Mar 2002, p. 1-4.Research output: Contribution to conference › Paper
- Published
Participatory plant breeding in rice in eastern India-the success of a NGO/GO partnership
Virk, D. S., Singh, D. N., Kumar, R., Prasad, S. C., Gangwar, J. S. & Witcombe, J. R., 12 Mar 2002, p. 5-7.Research output: Contribution to conference › Paper
- Published
Participatory plant breeding in rice in low-altitude production systems in Nepal
Gyawali, S., Joshi, K. D. & Witcombe, J. R., 12 Mar 2002, p. 8-10.Research output: Contribution to conference › Paper
- Published
Participatory scaling up of participatory varietal selection.
Joshi, K. D., Gyawali, S. & Witcombe, J. R., 12 Mar 2002, p. 40-43.Research output: Contribution to conference › Paper
- Published
Combining PPB and marker-assisted selection: strategies and experiences with rice
Steele, K. A., Virk, D. S., Prasad, S. C., Kumar, R., Singh, D. N., Gangwar, J. S. & Witcombe, J. R., 1 Jan 2002.Research output: Contribution to conference › Paper
- Published
Innovative methods for rice breeding - combining participatory plant breeding (PPB) with molecular marker techniques
Steele, K. A., Virk, D. S. & Witcombe, J. R., 1 Jan 2002, 2002 ed. Centre for Arid Zone Studies.Research output: Book/Report › Commissioned report
- Published
Participatory crop improvement in high potential production systems and salt affected areas of Patiala district of the Punjab State
Witcombe, J. R., Virk, D. S. & Malhi, S. S., 1 Jan 2002, 2002 ed. Centre for Arid Zone Studies.Research output: Book/Report › Commissioned report
- Published
Participatory plant breeding in rice in Nepal.
Joshi, K. D., Sthapit, B. R., Subedi, M., Witcombe, J. R., Cleveland, D. A. (Editor) & Soleri, D. (Editor), 1 Jan 2002, Farmers: Scientists and Plant Breeding: Integrating Knowledge and Practice. 2002 ed. CABI Publishing, p. 239-267Research output: Chapter in Book/Report/Conference proceeding › Chapter
- 2001
- Published
How narrowly adapted are the products of decentralised breeding? The spread of rice varieties from a participatory plant breeding programme in Nepal.
Joshi, K. D., Sthapit, B. R. & Witcombe, J. R., 1 Dec 2001, In: Euphytica. 122, 3, p. 589-597Research output: Contribution to journal › Article › peer-review
- Published
Increasing genetic diversity by participatory varietal selection in high potential production systems in Nepal and India
Witcombe, J. R., Joshi, K. D., Rana, R. B. & Virk, D. S., 1 Dec 2001, In: Euphytica. 122, 3, p. 575-588Research output: Contribution to journal › Article › peer-review
- Published
Number of crosses and population size for participatory and classical plant breeding
Witcombe, J. R. & Virk, D. S., 1 Dec 2001, In: Euphytica. 122, 3, p. 451-462Research output: Contribution to journal › Article › peer-review
- 2000
- Published
Variation in RFLP markers associated with root growth in QTLs in Indian upland rice
Steele, K. A., Moore, B. J., Witcombe, J. R., Virk, D. S. & Price, A. H., 1 Aug 2000, In: International Rice Research Notes. 25, 2, p. 16-17Research output: Contribution to journal › Article › peer-review
- Published
Resistance gene deployment strategies in cereal hybrids using marker-assisted selection: gene pyramiding, three-way hybrids, and synthetic parent populations
Witcombe, J. R. & Hash, C. T., Mar 2000, In: Euphytica. 112, p. 175–186Research output: Contribution to journal › Article › peer-review
- 1996
- Published
Farmer Participatory Crop Improvement. I. Varietal Selection and Breeding Methods and Their Impact on Biodiversity
Witcombe, J. R., Joshi, A., Joshi, K. D. & Sthapit, B. R., Oct 1996, In: Experimental Agriculture. 32, 4, p. 445-460Research output: Contribution to journal › Article › peer-review
- Published
Farmer Participatory Crop Improvement. II. Participatory Varietal Selection, a Case Study in India
Joshi, A. & Witcombe, J. R., Oct 1996, In: Experimental Agriculture. 32, 4, p. 461 - 477Research output: Contribution to journal › Article › peer-review
- Published
Farmer Participatory Crop Improvement. III. Participatory Plant Breeding, a Case Study for Rice in Nepal
Sthapit, B. R., Joshi, K. D. & Witcombe, J. R., Oct 1996, In: Experimental Agriculture. 32, 4, p. 479-496Research output: Contribution to journal › Article › peer-review
- 1995
- Published
Mapping quantitative trait loci for downy mildew resistance in pearl millet
Jones, E. S., Liu, C. J., Gale, M. D., Hash, C. T. & Witcombe, J. R., Aug 1995, In: Theoretical and Applied Genetics. 91, 3, p. 448-456Research output: Contribution to journal › Article › peer-review
- 1994
- Published
An RFLP-based genetic map of pearl millet (Pennisetum glaucum)
Liu, C. J., Witcombe, J. R., Pittaway, T. S., Nash, M., Hash, C. T., Busso, C. S. & Gale, M. D., Oct 1994, In: Theoretical and Applied Genetics. 89, p. 481-487Research output: Contribution to journal › Article › peer-review