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| LEADER |
01219nam a2200457 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a E16
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| 908 |
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|a E90
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| 911 |
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|a M
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| 978 |
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|a RSM
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| 979 |
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|a 22-12-1997
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| 980 |
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|a EMF
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| 981 |
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|a 26/07/2021
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| 991 |
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|a DOC
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| 991 |
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|a pasivo
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| 991 |
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|a EMF260721
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| 991 |
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|a ACTUALIZACION DE REGISTRO 1997
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| 035 |
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|a 004500
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| 041 |
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|a eng
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| 092 |
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|a P E16 S227
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| 100 |
1 |
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|a Sanint, Luis R.
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| 700 |
1 |
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|a Weber, Georg
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| 245 |
1 |
0 |
|a Efficient rice cropping in small farms: iáues and options of mechanization with special emphasis in Ecuador
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| 260 |
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|a Cali (Colombia) :
|b ,
|c [199-?]
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| 264 |
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|a Cali (Colombia) :
|b ,
|c [199-?]
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| 300 |
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|a vp.
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| 500 |
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|a Ilus.; 13 ref.
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| 650 |
|
7 |
|a PRODUCCION
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| 650 |
|
7 |
|a ARROZ
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| 650 |
|
7 |
|a EXPLOTACION EN PEQUEÑA ESCALA
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| 650 |
|
7 |
|a TAMAÑO DE LA FINCA
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| 650 |
|
7 |
|a SOSTENIBILIDAD
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| 650 |
|
7 |
|a TECNOLOGIA APROPIADA
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| 650 |
|
7 |
|a INNOVACION
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| 650 |
|
7 |
|a TRANSFERENCIA DE TECNOLOGIA
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| 650 |
|
7 |
|a ECUADOR
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| 650 |
|
7 |
|a ANALISIS DE COSTOS
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| 650 |
|
7 |
|a MERCADOS DE PRODUCTOS BASICOS
|
| 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 D1768/97
|o P E16 S227
|