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00660nam a2200205 u 4500 |
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20070219121909.0 |
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980923s1967 xxc ||||| spa |
| 035 |
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|a 2986133
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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0 |
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|a spa
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| 082 |
0 |
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|a 631.521
|b W242s
|2 00
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| 100 |
1 |
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|a Walls, William E
|e Autor/a
|4 aut
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| 245 |
1 |
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|a A Standardized phenol method for testing wheat seed for varietal purity
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| 260 |
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|a Ottawa, Can. :
|b Departamento of Agriculture,
|c 1967.
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| 300 |
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|a 4 hojas
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| 500 |
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|a Datos tomados de la cubierta.
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| 650 |
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|a SEMILLAS
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| 912 |
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|a 19-FEB-2007 - VARGAS ZUÑIGA, SUSAN
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| 916 |
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|a Reconversión
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