Professor John Witcombe
Emeritus Professor
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A Mother and Baby trial system.
Witcombe, J. R., 12 Mar 2002, p. Appendix 79.Research output: Contribution to conference › Paper
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A proposal for the release of an aromatic rice variety Suanulo Sugandha (A rice variety developed using client-oriented breeding (COB) approaches)
Witcombe, J., Devkotas, K. P., Tripathi, M. P., Gyawali, S., Subedi, M., Shrestha, P. K., Chaudhary, B. N., Yadav, R. B., Chaudhary, D., Gautam, A. P., Akhtar, T., Khatiwada, S. P., Adhikari, N. P., Chapagain, K. & Joshi, K., Jan 2008, 31 p.Research output: Book/Report › Other report
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Accelerating public sector rice breeding with high-density KASP markers derived from whole genome sequencing of indica rice
Steele, K., Quinton-Tulloch, M., Amgai, R. B., Dhakal, R., Khatiwada, S. P., Vyas, D., Heine, M. & Witcombe, J., Apr 2018, In: Molecular Breeding. 38, 38.Research output: Contribution to journal › Article › peer-review
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Adoption of rice varieties - I. Age of varieties and patterns of variability
Witcombe, J. R., Khadka, K., Puri, R. R., Khanal, N. P., Sapkota, A. & Joshi, K. D., 1 Oct 2017, In: Experimental Agriculture. 53, 4, p. 512-527Research output: Contribution to journal › Article › peer-review
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Adoption of rice varieties. 2. Accelerating uptake
Witcombe, J. R., Khadka, K., Puri, R. R., Khanal, N. P., Sapkota, A. & Joshi, K. D., 1 Oct 2017, In: Experimental Agriculture. 53, 4, p. 627-643Research output: Contribution to journal › Article › peer-review
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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
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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
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Breeding for abiotic stresses for sustainable agriculture
Witcombe, J. R., Hollington, P. A., Howarth, C. J., Reader, S. & Steele, K. A., 27 Feb 2008, In: Philosophical Transactions of The Royal Society B: Biological Sciences. 363, 1492, p. 703-716Research output: Contribution to journal › Article › peer-review
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Client-Oriented Breeding and Seed Supply
Witcombe, J. R., Devkota, K. P., Virk, D. S., Rawal, K. B., Prasad, S. C., Kumar, V. & Joshi, K. D., 12 Dec 2007.Research output: Contribution to conference › Paper
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Collaborative and consultative participatory plant breeding of rice for the rainfed uplands of eastern India
Virk, D. S., Singh, D. N., Prasad, S. C., Gangwar, J. S. & Witcombe, J. R., 1 Jun 2003, In: Euphytica. 132, 1, p. 95-108Research output: Contribution to journal › Article › peer-review
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Collaborative breeding with farmers can be effective.
Gyawali, S., Sunwar, S., Subedi, M., Tripathi, M., Joshi, K. D. & Witcombe, J. R., 20 Feb 2007, In: Field Crops Research. 101, 1, p. 88-95Research output: Contribution to journal › Article › peer-review
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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
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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
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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
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DFID Plant Sciences Research Programme Annual Report 2005.
Witcombe, J. R., Harris, D. & Stirling, C. M., 1 Jan 2005, 2005 ed. Centre for Arid Zone Studies.Research output: Book/Report › Commissioned report
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Development of a Set of Chromosome Segment Substitution Lines in Pearl Millet [Pennisetum glaucum (L.) R. Br.]
Kumari, B. R., Kolesnikova-Allen, M. A., Hash, C. T., Senthilvel, S., Nepolean, T., Kishor, P. B. K., Riera-Lizarazu, O., Witcombe, J. & Srivastava, R. K., 28 Jul 2014, In: Crop Science. 54, 5, p. 2175-2182Research output: Contribution to journal › Article › peer-review
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Evaluating cultivars in unbalanced on-farm participatory trials.
Virk, D. S. & Witcombe, J. R., 5 Mar 2008, In: Field Crops Research. 106, 2, p. 105-115Research output: Contribution to journal › Article › peer-review
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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
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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
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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
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Field evaluation of upland rice lines selected for QTLs controlling root traits.
Steele, K. A., Virk, D. S., Kumar, R., Prasad, S. C. & Witcombe, J. R., 5 Mar 2007, In: Field Crops Research. 101, 2, p. 180-186Research output: Contribution to journal › Article › peer-review
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Food Security through Ricebean Research in India and Nepal (FOSRIN) Report 2. Identification of polymorphic markers in ricebean (Vigna umbellata).
Bajracharya, J., Singh, S., Dangol, B., Hollington, P. A. & Witcombe, J. R., 1 Jan 2008, 2008 ed. Unknown.Research output: Book/Report › Commissioned report
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Has the introduction of modern rice varieties changed rice genetic diversity in a high-altitude region of Nepal?
Steele, K. A., Gyawali, S., Joshi, K. D., Shrestha, P., Sthapit, B. R. & Witcombe, J. R., 10 Jul 2009, In: Field Crops Research. 113, 1, p. 24-30Research output: Contribution to journal › Article › peer-review
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Highly client-oriented breeding, using local preferences and selection, produces widely adapted rice varieties.
Joshi, K. D., Musa, A. M., Johansen, C., Gyawali, S., Harris, D. & Witcombe, J. R., 4 Jan 2007, In: Field Crops Research. 100, 1, p. 107-116Research output: Contribution to journal › Article › peer-review
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How much evidence is needed before client-oriented breeding (COB) is institutionalised? Evidence from rice and maize in India
Witcombe, J. & Yadavendra, J. P., Oct 2014, In: Field Crops Research. 167, p. 143-152Research output: Contribution to journal › Article › peer-review
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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
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Identifying famers' preferences and constraints to Pearl Millet production in the Sahel and North-Sudan zones of Burkina Faso
Drabo, I., Zangre, R. G., Danquah, E. Y., Ofori, K., Witcombe, J. & Hash, C. T., Oct 2019, In: Experimental Agriculture. 55, 5, p. 765-775Research output: Contribution to journal › Article › peer-review
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Identifying superior wheat cultivars in participatory research on resource poor farms.
Thapa, D. B., Sharma, R. C., Mudwari, A., Ortiz-Ferrara, G., Sharma, S., Basnet, R. K., Witcombe, J. R., Virk, D. S. & Joshi, K. D., 26 Jun 2009, In: Field Crops Research. 112, 2-3, p. 124-130Research output: Contribution to journal › Article › peer-review
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Impact of introduction of modern varieties on crop diversity
Witcombe, J. R., Joshi, J. D., Virk, D. S., Sthapit, B. R., Lenne, J. M. (Editor) & Wood, D. (Editor), 1 Jan 2011, Agrobiodiversity Management for Food Security: A Critical Review. 2011 ed. CABI PublishingResearch output: Chapter in Book/Report/Conference proceeding › Chapter
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Improving the food security of low-resource farmers: introducing horsegram into maize-based cropping systems.
Witcombe, J. R., Billore, M., Singhal, H. C., Patel, N. B., Tikka, B. S., Saini, D. P., Sharma, L. K., Sharma, R., Yadav, S. K. & Yadavendra, J. P., 1 Jun 2008, In: Experimental Agriculture. 44, 3, p. 339-348Research output: Contribution to journal › Article › peer-review
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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
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Increasing the client orientation of maize breeding using farmer participation in eastern India
Virk, D. S., Chakraborty, M., Ghosh, J., Prasad, S. C. & Witcombe, J. R., 1 Oct 2005, In: Experimental Agriculture. 41, 4, p. 413-426Research output: Contribution to journal › Article › peer-review
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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
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KASP™ based markers reveal a population sub-structure in temperate rice (Oryza sativa L.) germplasm and local landraces grown in the Kashmir valley, north-western Himalayas
Shikari, A. B., Najeeb, S., Khan, G., Mohidin, F. A., Shah, A. H., Nehvi, F. A., Wani, S. A., Bhat, N. A., Waza, S. A., Subba Roa, L. V., Steele, K. & Witcombe, J., Mar 2021, In: Genetic Resources and Crop Evolution. 68, 3, p. 821–834Research output: Contribution to journal › Article › peer-review
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Lessons learned from scaling up participatory variety selection: LI-BIRD experiences.
Devkota, K. P., Gyawali, S., Tripathi, M. P., Joshi, K. D., Witcombe, J. R., Pande, S. (Editor), Stevenson, P. C. (Editor), Neupane, R. K. (Editor) & Grzywacz, D. (Editor), 17 Nov 2004.Research output: Contribution to conference › Paper
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Linking community-based seed producers to markets for a sustainable seed supply system.
Witcombe, J. R., Devkotas, K. P. & Joshi, K. D., 10 Sept 2010, In: Experimental Agriculture. 46, 4, p. 425-437Research output: Contribution to journal › Article › peer-review
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Managing an agricultural research programme for poverty alleviation in developing countries: an institute without walls
Stirling, C. M., Harris, D. & Witcombe, J. R., 1 Apr 2006, In: Experimental Agriculture. 42, 2, p. 127-146Research output: Contribution to journal › Article › peer-review
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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
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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
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Marker assisted selection for participatory plant breeding in rice
Steele, K. A., Virk, D. S. & Witcombe, J. R., 1 Jan 2006, 2006 ed. Centre for Arid Zone Studies.Research output: Book/Report › Commissioned report
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Marker-assisted selection of four root QTL and aroma to improve Kalinga III: Evaluation of pyramid lines and advanced bulks from backcrossing
Steele, K. A., Singh, D. N., Kumar, R., Prasad, S. C., Billore, M., Virk, D. S., Shashidhar, H. E. & Witcombe, J. R., 1 Jan 2004.Research output: Contribution to conference › Paper
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Marker-assisted selection to introgress QTLs controlling root traits into an Indian upland rice variety
Steele, K. A., Price, A. H., Shashidhar, H. E. & Witcombe, J. R., 14 Sept 2006, In: Theoretical and Applied Genetics. 112, 2, p. 208-221Research output: Contribution to journal › Article › peer-review
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Marker-evaluated selection in rice: shifts in allele frequency among bulks selected in contrasting agricultural environments identify genomic regions of importance to rice adaptation and breeding.
Steele, K. A., Edwards, G., Zhu, J. & Witcombe, J. R., 1 Oct 2004, In: Theoretical and Applied Genetics. 109, 6, p. 1247-1260Research output: Contribution to journal › Article › peer-review
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Marker-evaluated selection: Evaluating allele frequencies in rice selected under extreme environments to find agronomically important loci
Steele, K. A. & Witcombe, J. R., 1 Jan 2005.Research output: Contribution to conference › Paper
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Mass and line selection can produce equally uniform rice varieties
Virk, D. S., Steele, K. A. & Witcombe, J. R., 1 Feb 2007, In: Field Crops Research. 100, 2-3, p. 341-347Research output: Contribution to journal › Article › peer-review
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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
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Participatory crop improvement in high potential production systems - piloting sustainable adoption of new technologies.
Joshi, K. D., Gyawali, S. & Witcombe, J. R., 1 Jan 2003, 2003 ed. Centre for Arid Zone Studies.Research output: Book/Report › Commissioned report
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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
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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
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Participatory plant breeding in maize: a case study from Gujarat, India.
Witcombe, J. R., Joshi, A. & Goyal, S. N., 1 Apr 2003, In: Euphytica. 130, 3, p. 413-422Research output: Contribution to journal › Article › peer-review