Hello Bhabani,
You could try following these 2 and there are a lot
more.
1) Systems Approaches for Agricultural
Develpment---by: F. Penning de Vries, Paul Teng and
Klaas Metselaar
2) Data and Models in Action- Methodological issues in
Production ecology---by: A. Stein, F.W.T Penning de
Vries
Good luck,
Sudip Mitra
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Dr. Sudip MitraCenter for Development Research (ZEFc,Bonn)Division of Ecology and Natural Resources Walter-Flex-Str. 3, D-53113 Bonn, GermanyTel: ++ 49 - 228 - 734971Fax: ++ 49- 228 - 731889Email: [log in to unmask]
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