Planned change in farming systems progress in on-farm research /
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Format: | Texto biblioteca |
Language: | d |
Published: |
New York, John Wiley,
1991
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Subjects: | FARMING SYSTEMS, AGRICULTURE-RESEARCH, AGRICULTURAL SYSTEMS-RESEARCH, |
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Planned change in farming systems progress in on-farm research
Planned change in farming systems progress in on-farm research
by Tripp, Robert
Published 1991
Published 1991
Texto
biblioteca
UAAAN MX