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| LEADER |
01155nam a2200433 i 4500 |
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ta |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a E90
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| 908 |
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|a P33
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| 911 |
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|a MS
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| 978 |
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|a RSM
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| 979 |
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|a 23-12-1997
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| 980 |
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|a EMF
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| 981 |
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|a 04/08/2021
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| 991 |
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|a DOC
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| 991 |
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|a EMF040821
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| 991 |
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|a ACTUALIZACION DE REGISTRO 1997
|
| 035 |
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|a 004554
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| 041 |
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|a eng
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| 092 |
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|a E90 S481
|
| 100 |
1 |
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|a Sere, Carlos
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| 700 |
1 |
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|a Darío Estrada, Ruben
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| 245 |
1 |
0 |
|a In the agricultural systems of Regions with acid soils in tropical Latin American
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| 260 |
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|a Cali (Colombia) :
|b CIAT,
|c [199-?]
|
| 264 |
|
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|a Cali (Colombia) :
|b CIAT,
|c [199-?]
|
| 300 |
|
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|a 25 p.
|
| 490 |
|
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|a Tropical pastures program (CIAT)
|
| 500 |
|
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|a Ilus.; 12 ref.
|
| 650 |
|
7 |
|a ESTRUCTURA AGRICOLA
|
| 650 |
|
7 |
|a CAMBIO TECNOLOGICO
|
| 650 |
|
7 |
|a ADOPCION DE INNOVACIONES
|
| 650 |
|
7 |
|a SORGHUM
|
| 650 |
|
7 |
|a SUELO ACIDO
|
| 650 |
|
7 |
|a PRODUCCION
|
| 650 |
|
7 |
|a COMERCIO INTERNACIONAL
|
| 650 |
|
7 |
|a FACTORES DE PRODUCCION
|
| 650 |
|
7 |
|a AMERICA LATINA
|
| 942 |
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|c BK
|2 agris
|
| 952 |
|
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D1758/97
|o E90 S481
|