Research Portal

Professor John Witcombe

Emeritus Professor

Affiliations

1 - 50 out of 75Page size: 50
  1. 1994
  2. 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. 481-487

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

  3. 1995
  4. 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. 448-456

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

  5. 1996
  6. 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. 445-460

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

  7. 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 - 477

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

  8. 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. 479-496

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

  9. 2000
  10. 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

  11. 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

  12. 2001
  13. 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. 589-597

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

  14. 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. 575-588

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

  15. 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. 451-462

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

  16. 2002
  17. 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

  18. 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

  19. 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

  20. 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

  21. Published

    A Mother and Baby trial system.

    Witcombe, J. R., 12 Mar 2002, p. Appendix 79.

    Research output: Contribution to conference › Paper

  22. 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

  23. Published
  24. Published
  25. 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

  26. 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

  27. 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

  28. 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

  29. 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. 1316-1323

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

  30. 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

  31. 2003
  32. Published

    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

  33. 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

  34. Published

    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. 413-422

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

  35. Published

    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. 95-108

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

  36. 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

  37. 2004
  38. Published

    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

  39. Published

    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. 1247-1260

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

  40. Published

    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

  41. 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

  42. 2005
  43. Published

    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

  44. Published
  45. 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

  46. 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

  47. Published

    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. 413-426

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

  48. 2006
  49. Published

    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

  50. 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

  51. 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

  52. Published

    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. 127-146

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

  53. 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

  54. Published

    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. 208-221

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

  55. 2007
  56. Published

    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. 107-116

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

  57. Published

    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. 341-347

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

  58. Published

    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. 88-95

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

  59. Published

    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. 180-186

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

  60. 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

  61. 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

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