2019

• CyhoeddwydRice 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. (gol.). Routledge
  Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

2013

• CyhoeddwydPlant 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 Chwef 2013, Yn: BMC Plant Biology. 13, 22
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydQTLs 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. 101-108
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2011

• CyhoeddwydImpact of introduction of modern varieties on crop diversity
  Witcombe, J. R., Joshi, J. D., Virk, D. S., Sthapit, B. R., Lenne, J. M. (Golygydd) & Wood, D. (Golygydd), 1 Ion 2011, Agrobiodiversity Management for Food Security: A Critical Review. 2011 gol. CABI Publishing
  Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod

2010

• CyhoeddwydRapid gains in food security from new maize varieties for complex hillside environments through farmer participation
  Tiwari, T. P., Ortiz-Ferrara, G., Gurung, D. B., Dhakal, R., Katuwal, R., Hamal, B. B., Gadal, N. & Virk, D. S., 1 Rhag 2010, Yn: Food Security. 2, 4, t. 317-325
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2009

• CyhoeddwydIdentifying 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. 124-130
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydREML 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. 77-91
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydRapid gains in yield and adoption of new maize varieties for complex hillside environments through farmer participation. I. Improving options through participatory varietal selection (PVS).
  Tiwari, T. P., Virk, D. S. & Sinclair, F., 15 Maw 2009, Yn: Field Crops Research. 111, 1-2, t. 137-143
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2008

• CyhoeddwydEvaluating cultivars in unbalanced on-farm participatory trials.
  Virk, D. S. & Witcombe, J. R., 5 Maw 2008, Yn: Field Crops Research. 106, 2, t. 105-115
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2007

• CyhoeddwydClient-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 Rhag 2007.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
• CyhoeddwydField 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 Maw 2007, Yn: Field Crops Research. 101, 2, t. 180-186
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydMass and line selection can produce equally uniform rice varieties
  Virk, D. S., Steele, K. A. & Witcombe, J. R., 1 Chwef 2007, Yn: Field Crops Research. 100, 2-3, t. 341-347
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydPartnering 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 Hyd 2007, Yn: Euphytica. 157, 3, t. 399-407
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydTrade-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 Meh 2007, Yn: Genetic Resources and Crop Evolution. 54, 4, t. 823-835
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2006

• CyhoeddwydMarker assisted selection for participatory plant breeding in rice
  Steele, K. A., Virk, D. S. & Witcombe, J. R., 1 Ion 2006, 2006 gol. Centre for Arid Zone Studies.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydParticipatory evaluation of horsegram (macrotyloma uniflorum) varieties and their on-station responses to on-farm seed priming in eastern India.
  Virk, D. S., Chakraborty, M., Ghosh, J. & Harris, D., 1 Hyd 2006, Yn: Experimental Agriculture. 42, 4, t. 411-425
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydParticipatory plant breeding in rice and maize in eastern India - its scaling up and evaluation of products and methods.
  Virk, D. S., 1 Ion 2006, 2006 gol. Centre for Arid Zone Studies.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn

2005

• CyhoeddwydIncreasing 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 Hyd 2005, Yn: Experimental Agriculture. 41, 4, t. 413-426
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydParticipatory 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 Gorff 2005, Yn: Experimental Agriculture. 41, 3, t. 299-319
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydParticipatory varietal selection (PVS) for post rainy (rabi) season sorghum.
  Rana, B. S., Witcombe, J. R. & Virk, D. S., 1 Ion 2005, 2005 gol. Centre for Arid Zone Studies.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn

2004

• CyhoeddwydMarker-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 Ion 2004.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

2003

• CyhoeddwydCollaborative 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 Meh 2003, Yn: Euphytica. 132, 1, t. 95-108
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydSelection for salt-tolerance and early heading in bread wheat
  Mahar, A. R., Hollington, P. A., Witcombe, J. R. & Virk, D. S., 1 Ion 2003, Yn: Cereal research Communications. 31, 1-2, t. 81-88
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2002

• CyhoeddwydAn introduction to data management and analysis for participatory varietal selection trials
  Virk, D. S. & Witcombe, J. R., 12 Maw 2002, t. 69-72.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
• CyhoeddwydCombining 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 Ion 2002.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
• CyhoeddwydCombining 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 Maw 2002, t. 20-22.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
• CyhoeddwydInnovative methods for rice breeding - combining participatory plant breeding (PPB) with molecular marker techniques
  Steele, K. A., Virk, D. S. & Witcombe, J. R., 1 Ion 2002, 2002 gol. Centre for Arid Zone Studies.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydParticipatory 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 Ion 2002, 2002 gol. Centre for Arid Zone Studies.
  Allbwn ymchwil: Llyfr/Adroddiad › Adroddiad Comisiwn
• CyhoeddwydParticipatory 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 Maw 2002, t. 5-7.
  Allbwn ymchwil: Cyfraniad at gynhadledd › Papur

2001

• CyhoeddwydIncreasing 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 Rhag 2001, Yn: Euphytica. 122, 3, t. 575-588
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
• CyhoeddwydNumber of crosses and population size for participatory and classical plant breeding
  Witcombe, J. R. & Virk, D. S., 1 Rhag 2001, Yn: Euphytica. 122, 3, t. 451-462
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid

2000

• CyhoeddwydVariation 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 Awst 2000, Yn: International Rice Research Notes. 25, 2, t. 16-17
  Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid