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00709nab a2200217 u 4500 |
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000470250 |
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20120615095655.0 |
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c1991 s1991 p r 0||||| eng |
| 035 |
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|a 38805
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|a Sistema de Bibliotecas de la 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 910
|b G
|2 23
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1 |
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|a Thrupp, Lori Ann
|d 1957-
|e Autor/a
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| 245 |
1 |
0 |
|a Long-term losses from accumulation of pesticide residues :
|b a case of persistent copper toxicity in soils of Costa Rica
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| 260 |
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|c c1991.
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|a 1-15
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| 650 |
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|a CONTAMINACION DE SUELOS
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| 773 |
0 |
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|7 nnab
|t Geoforum
|g Vol.22, no.1
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| 912 |
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|a 15-JUN-2012 - MOREIRA PEREZ, MARIA CECILIA
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| 949 |
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|a YV,GA-GA-YV
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| 916 |
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|a Registros del LS-2000
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