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LEADER |
01096nam a2200421 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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907 |
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|a F08
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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 21-09-2004
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991 |
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|a DOC
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991 |
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|a Rá
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035 |
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|a 019180
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041 |
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|a eng
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092 |
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|a F08 E67a
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100 |
1 |
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|a Erenstein, O.
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700 |
1 |
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|a Cadena Iñiguez, P.
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245 |
1 |
0 |
|a The adoption of conservation tillage in a hillside maize production system in Motozintla, Chiapas
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260 |
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|a 1997 :
|b ,
|c 1997
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264 |
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|a 1997 :
|b ,
|c 1997
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300 |
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|a 51 p.
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490 |
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|a Paper (Mexico)
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500 |
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|a Ilus.
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650 |
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7 |
|a SISTEMAS DE CULTIVO
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650 |
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7 |
|a LABRANZA
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650 |
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7 |
|a ADOPCION DE INNOVACIONES
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650 |
|
7 |
|a CONSERVACION DE LOS RECURSOS
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650 |
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7 |
|a CONSERVACION DE LOS RECURSOS
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650 |
|
7 |
|a APLICACION DE ABONOS
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650 |
|
7 |
|a ESCARDA
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650 |
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7 |
|a ZEA MAYS
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650 |
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7 |
|a CONSERVACION DE LA NATURALEZA
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650 |
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7 |
|a TERRENO EN DECLIVE
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650 |
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7 |
|a PRODUCCION
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650 |
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7 |
|a MEXICO
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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 D0653/04
|o F08 E67a
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