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| LEADER |
01295nam a2200433 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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|a AM
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|a 02-08-1999
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| 980 |
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|a LMGD
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|a 29/11/2022
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| 991 |
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|a DOC
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|a ACTUALIZACIËN
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|a REGISTRO1999
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|a spa
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|a N P10 U58
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| 100 |
1 |
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|a León Sicard, Tomás
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| 245 |
1 |
0 |
|a Relaciones comunidad y academia en la conservación de suelos bajo criterios de agricultura ecológica San Tander, Colombia
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| 773 |
0 |
# |
|t Seminario
|d Managua (Nicaragua) , 1995
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| 300 |
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|a p. 16-20
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| 650 |
|
7 |
|a CONSERVACION DE SUELOS
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| 650 |
|
7 |
|a AGRICULTURA ALTERNATIVA
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| 650 |
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7 |
|a NUTRICION DE LAS PLANTAS
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| 650 |
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7 |
|a RELACIONES PLANTA SUELO
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| 650 |
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7 |
|a RENDIMIENTO
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| 650 |
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|a SOSTENIBILIDAD
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| 650 |
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|a PRODUCTIVIDAD
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|a TRANSFERENCIA DE TECNOLOGIA
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|a COLOMBIA
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| 942 |
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|c BK
|2 agris
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| 952 |
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| 952 |
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