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| LEADER |
01134nam a2200397 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 E14
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| 911 |
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|a AM
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| 978 |
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|a rsm
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| 979 |
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|a 05-10-2001
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| 980 |
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|a EMF
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| 981 |
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|a 11/01/2022
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| 991 |
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|a DOC
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| 991 |
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|a ROSEP
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| 991 |
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|a ACTUALIZACION DE REGISTRO 1997
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| 991 |
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|a EMF110122
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| 035 |
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|a 014201
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| 041 |
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|a spa
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| 092 |
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|a N N20 M516m
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| 100 |
1 |
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|a Espinoza, Ariel
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| 245 |
1 |
0 |
|a Validación técnica y económica
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| 773 |
0 |
# |
|t Memorias. Primer encuentro Centroamericano de tracción animal. Nov de 1995 : Tracción animal y desarrollo sostenible
|d Managua (Nicaragua) , 1996
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| 300 |
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|a p. 101-127
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| 650 |
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7 |
|a ADOPCION DE INNOVACIONES
|
| 650 |
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7 |
|a LABRANZA
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| 650 |
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7 |
|a MANEJO DEL SUELO
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| 650 |
|
7 |
|a ARADOS
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| 650 |
|
7 |
|a SOSTENIBILIDAD
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| 650 |
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7 |
|a GRANOS
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| 650 |
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7 |
|a DISTRIBUCION GEOGRAFICA
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| 650 |
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7 |
|a NICARAGUA
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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 D0789/97c01
|o N N20 M516m
|
| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0556/02c02
|o N N20 M516m
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0077/03c03
|o N N20 M516m
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