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|a 085645
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|a Sistema de Bibliotecas de la Universidad de Panamá
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| 082 |
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|a 630.72 L56
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| 100 |
1 |
0 |
|a Lerch, Gerhard
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| 245 |
1 |
0 |
|a La experimentación en las ciencias biológicas y agrícolas
|c / Gerhard Lerch
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| 260 |
0 |
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|a La Habana
|b : Editorial Científico-Técnico
|c , 1977.
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| 300 |
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|a 452 p.
|b : ilus.
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| 650 |
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4 |
|a AGRICULTURA - EXPERIMENTOS
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| 650 |
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4 |
|a AGRICULTURA-INVESTIGACIONES
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| 942 |
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|c BK
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| 999 |
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|c 39595
|d 39595
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| 952 |
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|1 0
|2 ddc
|4 0
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|9 57347
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|c 10
|d 2014-01-20
|o 630.72 L56
|p p085645
|r 2014-01-20
|w 2014-01-20
|y BK
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| 952 |
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|0 0
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|a 73
|b 73
|c 17
|d 2016-12-12
|e donación
|o 630.72 L56
|p 00285351
|r 2016-12-12
|t e.1
|w 2016-12-12
|y BK
|