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| LEADER |
00973nam a2200361 i 4500 |
| 007 |
ta |
| 040 |
|
|
|a Universidad Nacional Agraria
|b spa
|
| 907 |
|
|
|a P36
|
| 911 |
|
|
|a M
|
| 978 |
|
|
|a BGF
|
| 979 |
|
|
|a 17-12-1997
|
| 980 |
|
|
|a LMGD
|
| 981 |
|
|
|a 28/06/2021
|
| 991 |
|
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|a DOC
|
| 991 |
|
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|a ACTUALIZACION DE REGISTROS 1997
|
| 991 |
|
|
|a LG28621
|
| 035 |
|
|
|a 003994
|
| 041 |
|
|
|a spa
|
| 092 |
|
|
|a N P36 P969
|
| 110 |
1 |
|
|a Proyecto de Desarrollo Sostenible, Chinandega (Nicaragua)
|
| 245 |
1 |
0 |
|a Mejoremos la producción combatiendo la erosión
|
| 260 |
|
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|a Managua (Nicaragua) :
|b ,
|c [199-?]
|
| 264 |
|
|
|a Managua (Nicaragua) :
|b ,
|c [199-?]
|
| 300 |
|
|
|a pv.
|
| 500 |
|
|
|a Ilus.
|
| 650 |
|
7 |
|a EROSION
|
| 650 |
|
7 |
|a MEJORAMIENTO DEL HABITAT
|
| 650 |
|
7 |
|a PRODUCTIVIDAD
|
| 650 |
|
7 |
|a FERTILIDAD DEL SUELO
|
| 650 |
|
7 |
|a NICARAGUA
|
| 942 |
|
|
|c BK
|2 agris
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D1848/97c01
|o N P36 P969
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0030/98c02
|o N P36 P969
|