Professor John Witcombe
Athro Emeritws
- 2013
- Cyhoeddwyd
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 Ion 2013, Yn: Theoretical and Applied Genetics. 126, 1, t. 101-108Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2012
- Cyhoeddwyd
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 Mai 2012, Yn: Field Crops Research. 131, t. 40-48Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2011
- Cyhoeddwyd
Impact of introduction of modern varieties on crop diversity
Witcombe, J. R., Joshi, J. D., Virk, D. S., Sthapit, B. R., Lenne, J. M. (gol.) & Wood, D. (gol.), 1 Ion 2011, Agrobiodiversity Management for Food Security: A Critical Review. 2011 gol. CABI PublishingAllbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- 2010
- Cyhoeddwyd
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 Hyd 2010, Yn: Genetic Resources and Crop Evolution. 57, 7, t. 1013-1022Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Linking community-based seed producers to markets for a sustainable seed supply system.
Witcombe, J. R., Devkotas, K. P. & Joshi, K. D., 10 Medi 2010, Yn: Experimental Agriculture. 46, 4, t. 425-437Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2009
- Cyhoeddwyd
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 Gorff 2009, Yn: Field Crops Research. 113, 1, t. 24-30Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Meh 2009, Yn: Field Crops Research. 112, 2-3, t. 124-130Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
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 Ion 2009, Yn: Experimental Agriculture. 45, 1, t. 77-91Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- 2008
- Cyhoeddwyd
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 Meh 2008, Yn: Experimental Agriculture. 44, 3, t. 339-348Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Evaluating cultivars in unbalanced on-farm participatory trials.
Virk, D. S. & Witcombe, J. R., 5 Maw 2008, Yn: Field Crops Research. 106, 2, t. 105-115Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid