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980925s1977 xxu ||||| eng |
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|a 012551350X
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| 035 |
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|a 3047073
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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| 082 |
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|a 632.95
|b E18e
|2 00
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| 100 |
1 |
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|a Perring, Franklyn Hugh
|e Editor/a
|4 edt
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| 245 |
1 |
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|a Ecological effects of pesticides /
|c editors F. H. Perring and K. Mellanby
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| 250 |
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|a 1. edition
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| 260 |
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|a Nueva York :
|b Academic Press,
|c c1977.
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| 300 |
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|a ix, 193 páginas :
|b ilustraciones
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| 650 |
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|a PLAGUICIDAS
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| 700 |
1 |
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|a Mellanby, Kenneth
|e Editor/a
|4 edt
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| 916 |
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|a Reconversión
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