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01364nam a2200385 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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|a ISBN 0-7923-3206-7
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| 100 |
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|a Singh, G.=700 1
|a Pathak, B.K.
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| 700 |
1 |
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|a Penning De Vries, F.
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| 245 |
1 |
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|a Requeriments for systems research in agricultural and environmental sciences
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| 773 |
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|t Opportunities, use, and transfer of systems research methods in agriculture to developing countries : Proceedings of an international workshop on systems research methods in agriculture in developing countries, 22-24 Nov 1993, ISNAR, The Hague
|d Dordrecht (Netherlands) : Kluwer Academic Publishers , 1994
|x ISBN 0-7923-3206-7
|k Systems approaches for sustainable agricultural development (Netherlands)
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| 300 |
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|a v. 3 : p. 255-265
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| 500 |
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|a Ilus.
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|a INVESTIGACION
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|a MEDIO AMBIENTE
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|a DESARROLLO RURAL
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|a PAISES EN DESARROLLO
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| 942 |
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|c BK
|2 agris
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0256/96
|o A50 G624o
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