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020905s1981 cr ||||| eng |
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|a 7097413
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 631.1
|b L174f
|2 00
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|a Lagemann, Johannes
|e Autor/a
|4 aut
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|a Farming systems research as a tool for identifying and conducting research and development projects /
|c Johannes Lagemann.
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| 260 |
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|a Turrialba, C.R. :
|b CATIE, Crop Production Departamento,
|c 1981.
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|a 30 páginas.
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0 |
7 |
|a AGRICULTURA
|x ASPECTOS ECONOMICOS
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| 912 |
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|a 07-NOV-2007 - VARGAS ZUÑIGA, SUSAN
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| 949 |
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|a L.Q./d -Emily
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| 916 |
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|a Reconversión
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