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Rapid rural appraisals to assist focusing of research and extension programs for livestock development in India / comp. by A. John de Boer...[et al.] ; with contrib. by D.K. Jain...[et al.].
- ICAR [etc.],
- 1994.
- New Delhi [etc.] :
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On-farm research for testing of appropriate technologies in crop-livestock production systems / comp. by J.A. Yazman...[et al.] ; with contrib. by D.K. Jain...[et al.].
- ICAR [etc.],
- 1994.
- New Delhi [etc.] :
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Targeting livestock research and extension in India by use of agroecological zoning and transects / comp. by A. John de Boer...[et al.] ; with contrib. by K. Ranganathan...[et al.].
- ICAR [etc.],
- 1994.
- New Delhi [etc.] :