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|a Sistema de Bibliotecas de la Universidad Nacional de Agricultura
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|a Thurston, H.David,
|9 11694
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|a Tapado los sistemas de siembra con cobertura /
|b H.David Thurston, Margaret Smith
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260 |
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|a Costa Rica,
|b CATIE,
|c 1994,
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|a 330 pag.
|b Ilust-
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|x FITOPATOLOGIA
|x ENTOMOLOGIA
|x AGRONOMIA
|x CIENCIA DE MALEZAS
|x FITOMEJORAMIENTO
|x ECONOMIA AGRICOLA
|9 11695
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