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| LEADER |
01130nam a2200421 i 4500 |
| 007 |
ta |
| 040 |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a P36
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| 908 |
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|a E14
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| 911 |
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|a MS
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| 978 |
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|a BGF
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| 979 |
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|a 29-09-1998
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| 980 |
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|a MDR
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| 981 |
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|a 31/07/2020
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| 991 |
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|a TEXTO
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| 991 |
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|a Arreglo de Inventario 2018-2019
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| 991 |
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|a Aros31720
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| 035 |
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|a 005310
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| 041 |
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|a spa
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| 092 |
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|a P P36 S127 1973
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| 100 |
1 |
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|a Sáenz Maroto, Alberto
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| 245 |
1 |
0 |
|a Curso de tecnología y conservación de suelos
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| 250 |
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|a 2. ed.
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| 260 |
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|a San José (Costa Rica) :
|b Universidad de Costa Rica,
|c 1973
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| 264 |
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|a San José (Costa Rica) :
|b Universidad de Costa Rica,
|c 1973
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| 300 |
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|a 204 p.
|
| 490 |
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|a Serie agronómica (Costa Rica)
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| 500 |
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|a Ilus.; 55 ref.
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| 650 |
|
7 |
|a CONSERVACION DE SUELOS
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| 650 |
|
7 |
|a TECNOLOGIA
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| 650 |
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7 |
|a EROSION
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| 650 |
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7 |
|a SUELOS AGRICOLAS
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| 650 |
|
7 |
|a SUELOS CULTIVABLES
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| 650 |
|
7 |
|a CLIMATOLOGIA
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| 650 |
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7 |
|a RECURSOS NATURALES
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| 650 |
|
7 |
|a COSTA RICA
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| 942 |
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|c BK
|2 agris
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0710/98
|o P P36 S127 1973
|