Sustainable agriculture research and education in the field : a proceedings
Board on Agriculture, National Research Council
Bok Engelsk 1991
Utgitt | Washington, D.C. : National Academy Press , 1991
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Omfang | ix, 437 s. : fig.
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Opplysninger | Papers based on a workshop held in Washington, D.C., Apr. 3-4, 199 0 - Forordet
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Emner | |
ISBN | 0309045789
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