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01087nam a2200241 i 4500 |
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20151229151336.0 |
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ta |
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150508s1974 pn a ||||m| | 001 ||spa d |
| 035 |
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|a 105298
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Panamá
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| 082 |
0 |
4 |
|a T 631.85
|b G59
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| 100 |
1 |
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|a González T., David
|9 179446
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| 245 |
1 |
0 |
|a Investigación preliminares para determinar los efectos del hierro en la fijación del fósforo en los suelos de Calabacito, Veraguas
|c / David González T.
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| 260 |
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|a Panamá :
|b Universidad,
|c 1974
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| 300 |
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|a 137 p :
|b il. ;
|c 28 cm.
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| 650 |
|
7 |
|a ANALISIS DE SUELOS
|2 LEMB
|9 152244
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| 650 |
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7 |
|a FOSFORO COMO FERTILIZANTE
|2 LEMB
|9 179598
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| 650 |
|
7 |
|a ABONOS Y FERTILIZANTES
|2 LEMB
|9 151678
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| 942 |
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|c TS
|2 ddc
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| 999 |
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|c 157190
|d 157190
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|c 15
|d 2015-07-13
|o T 631.85 G59
|p 00209444
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|t e.1
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| 952 |
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|0 0
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|d 2016-06-24
|o T 631.85 G59
|p 00232264
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|t e.2
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|