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_aAsteinza Bilbao, Gaiska. _98168 |
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_aAdequate technologies and productivity in mexican agriculture _c/por Gaiska Asteinza Bilbao |
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_a[Chapingo, Méx.] : _bLos autores, _c1991 |
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| 500 | _aPonencia presentada en: Workshop on Energy Strategies for Sustainable Food Production (1991: Berlín) | ||
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_aAgricultura _xInnovaciones tecnológicas. _91565 |
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_aAgricultura _xInvestigación. _91577 |
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_aAgricultura _zMéxico. _91932 |
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_aGómez González, Gerardo. _949715 |
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