Research Portal

Professor John Witcombe

Emeritus Professor

Affiliations

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  1. 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. 239-267

    Research output: Chapter in Book/Report/Conference proceeding › Chapter

  2. 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

  3. 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

  4. Published

    Participatory plant breeding is better described as highly client-oriented plant breeding. I. Four indicators of client-orientation in plant breeding

    Witcombe, J. R., Joshi, K. D., Gyawali, S., Musa, A. M., Johansen, C., Virk, D. S. & Sthapit, B. R., 1 Jul 2005, In: Experimental Agriculture. 41, 3, p. 299-319

    Research output: Contribution to journal › Article › peer-review

  5. Published

    Participatory plant breeding is better described as highly client-oriented plant breeding. II. Optional farmer collaboration in the segregating generations.

    Witcombe, J. R., Gyawali, S., Sunwar, S., Sthapit, B. R. & Joshi, K. D., 1 Jan 2006, In: Experimental Agriculture. 42, 1, p. 79-90

    Research output: Contribution to journal › Article › peer-review

  6. Published

    Participatory research approaches rapidly improve household food security in Nepal and identify policy changes required for institutionalisation

    Joshi, K. D., Devkota, K. P., Harris, D., Khanal, N. P., Paudyal, B., Sapkota, A. & Witcombe, J. R., 13 May 2012, In: Field Crops Research. 131, p. 40-48

    Research output: Contribution to journal › Article › peer-review

  7. 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

  8. Published

    Participatory varietal selection (PVS) for post rainy (rabi) season sorghum.

    Rana, B. S., Witcombe, J. R. & Virk, D. S., 1 Jan 2005, 2005 ed. Centre for Arid Zone Studies.

    Research output: Book/Report › Commissioned report

  9. 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. 445-458

    Research output: Contribution to journal › Article › peer-review

  10. Published

    Partnering with farmers to accelerate adoption of new technologies in South Asia to improve wheat productivity.

    Ortiz-Ferrara, G., Joshi, A. K., Chand, R., Bhatta, M. R., Mudwari, A., Thapa, D. B., Sufian, M. A., Saikia, T. P., Chatrath, R., Witcombe, J. R., Virk, D. S. & Sharma, R. C., 1 Oct 2007, In: Euphytica. 157, 3, p. 399-407

    Research output: Contribution to journal › Article › peer-review

  11. Published

    Plant breeding can be made more efficient by having fewer, better crosses

    Witcombe, J. R., Gyawali, S., Subedi, M., Virk, D. S. & Joshi, K. D., 7 Feb 2013, In: BMC Plant Biology. 13, 22

    Research output: Contribution to journal › Article › peer-review

  12. Published

    QTLs associated with root traits increase yield in upland rice when transferred through marker-assisted selection

    Steele, K. A., Price, A. H., Witcombe, J. R., Shrestha, R., Singh, B. N., Gibbons, J. M. & Virk, D. S., 1 Jan 2013, In: Theoretical and Applied Genetics. 126, 1, p. 101-108

    Research output: Contribution to journal › Article › peer-review

  13. Published

    REML is an effective analysis for mixed modelling of unbalanced on-farm varietal trials.

    Virk, D. S., Pandit, D. B., Sufian, M. A., Ahmed, F., Siddique, M. A., Samad, M. A., Rahman, M. M., Islam, M. M., Ortiz-Ferrara, G., Joshi, K. D. & Witcombe, J. R., 1 Jan 2009, In: Experimental Agriculture. 45, 1, p. 77-91

    Research output: Contribution to journal › Article › peer-review

  14. Published

    Regulatory reform of seed systems: Benefits and impacts from a mungbean case study in Nepal

    Joshi, K. D., Khanal, N. P., Harris, D., Khanal, N. N., Sapkota, A., Khadka, K., Dara, R., Neupane, R. K., Joshi, M. & Witcombe, J., 1 Mar 2014, In: Field Crops Research. 158, p. 15-23

    Research output: Contribution to journal › Article › peer-review

  15. 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. 175–186

    Research output: Contribution to journal › Article › peer-review

  16. Published

    Rice PPB in India and Nepal: Client-oriented plant breeding using few, carefully chosen crosses

    Witcombe, J., Virk, D. & Joshi, K. D., 2019, Farmers and Plant Breeding: Current Approaches and Perspectives. Westengen, O. T. & Winge, T. (eds.). Routledge

    Research output: Chapter in Book/Report/Conference proceeding › Chapter

  17. Published

    Rice landrace diversity in Nepal. Socio-economic and ecological factors determining rice landrace diversity in three agro-ecozones of Nepal based on farm surveys

    Bajracharya, J., Rana, R. B., Gauchan, D., Sthapit, B. R., Jarvis, D. I. & Witcombe, J. R., 1 Oct 2010, In: Genetic Resources and Crop Evolution. 57, 7, p. 1013-1022

    Research output: Contribution to journal › Article › peer-review

  18. Published

    Rice landrace diversity in Nepal: Variability of agro-morphological traits and SSR markers in landraces from a high-altitude site.

    Bajracharya, J., Steele, K. A., Jarvis, D. I., Sthapit, B. R. & Witcombe, J., 15 Feb 2006, In: Field Crops Research. 95, 2-3, p. 327-335

    Research output: Contribution to journal › Article › peer-review

  19. 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. 81-88

    Research output: Contribution to journal › Article › peer-review

  20. Published

    Teamwork delivers biotechnology products to Indian small-holder crop-livestock producers: Pearl millet hybrid “HHB 67 Improved” enters seed delivery pipeline

    Hash, C. T., Sharma, A., Kolesnikova-Allen, M. A., Singh, S. D., Thakur, R. P., Bhasker Raj, A., Ratnaji Rao, M. N. V., Nijhawan, D. C., Beniwal, C. R., Sagar, P., Yadav, H. P., Yadav, Y. P., Srikant, Bhatnagar, S. K., Khairwal, I. S., Howarth, C. J., Cavan, G. P., Gale, M. D., Liu, C., Devos, K. M., Breese, W. & Witcombe, J. R., Aug 2006, In: Journal of SAT Agricultural Research. 2, 1, 3 p.

    Research output: Contribution to journal › Article › peer-review

  21. Published

    The impact of participatory plant breeding (PPB) on landrace diversity: A case study for high-altitude rice in Nepal.

    Joshi, K. D. & Witcombe, J. R., 1 Oct 2003, In: Euphytica. 134, 1, p. 117-125

    Research output: Contribution to journal › Article › peer-review

  22. Published

    The scaling up process and outcomes of participatory crop improvement in Nepal: Adoption and Impact.

    Joshi, K. D., Devkota, K. P., Gyawali, S., Tripathi, M. P., 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

  23. E-pub ahead of print

    Thousands of trait-specific KASP markers designed for diverse breeding applications in rice (Oryza sativa)

    Steele, K., Quinton-Tulloch, M., Vyas, D. & Witcombe, J., 1 Nov 2024, (E-pub ahead of print) In: G3: Genes, Genomes, Genetics.

    Research output: Contribution to journal › Article › peer-review

  24. Published

    Trade-offs between on-farm varietal diversity and highly client-oriented breeding - a case study of upland rice in India.

    Virk, D. S. & Witcombe, J., 1 Jun 2007, In: Genetic Resources and Crop Evolution. 54, 4, p. 823-835

    Research output: Contribution to journal › Article › peer-review

  25. 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. 16-17

    Research output: Contribution to journal › Article › peer-review

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