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920904s1991 xxu ||||| eng |
| 035 |
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|a 50821
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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 |
0 |
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|a 633.1
|b C355m
|2 00
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| 100 |
1 |
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|a Castro, Vilma
|e Autor/a
|4 aut
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| 245 |
1 |
4 |
|a The microclimate of corn and bean cropping systems:
|b its relationship with Dalbulus Maidis, some aphids, and the diseases they transmit /
|c by Vilma Castro. --
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| 260 |
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|a Urbana Ill,
|c 1991.
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| 300 |
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|a 112 hojas :
|b ilustraciones ;
|c 28 cm
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| 502 |
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|a Tesis (Ph. D)--University of Illinois at Urbana-Champaign, 1991.
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| 504 |
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|a Bibliografia: h. 108-110.
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| 650 |
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|a SISTEMAS DE CULTIVO
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| 650 |
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|a GRANOS
|x ENFERMEDADES Y PLAGAS
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| 650 |
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|a MICROCLIMATOLOGIA
|x CULTIVOS Y MEDIOS DE CULTIVO
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| 949 |
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|a JC b-IR
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| 916 |
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|a Registros del LS-2000
|