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981013s1951 xxu ||||| eng |
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|a 3268653
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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0 |
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|a eng
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| 082 |
0 |
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|a 632.94
|b H838s
|2 00
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| 100 |
1 |
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|a Hough, Walter Seneff
|d n. 1893
|e Autor/a
|4 aut
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| 245 |
1 |
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|a Spraying, dusting and fumigating of plants :
|b principles and applications /
|c By Walter S. Hough [and] a. Freeman Mason. Rev. ed.
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| 260 |
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|a Nueva York :
|b Macmillan,
|c 1951.
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| 300 |
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|a 726 páginas :
|b ilustraciones, cuadro (plegables)
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| 504 |
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|a Bibliografía: al pie de la algs. páginas.
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| 650 |
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|a FUNGICIDAS
|2 CC
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| 650 |
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|a PULVERIZACIONES
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| 700 |
1 |
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|a Mason, Albert Freeman
|d n. 1891
|e Autor/a
|4 aut
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| 916 |
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|a Reconversión
|