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| LEADER |
00899nam a2200361 i 4500 |
| 007 |
ta |
| 040 |
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|a Universidad Nacional Agraria
|b spa
|
| 907 |
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|a P36
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| 911 |
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|a M
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| 978 |
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|a ME
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| 979 |
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|a 20-08-98
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| 980 |
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|a RS
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| 981 |
|
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|a 22/02/2022
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| 991 |
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|a DOC
|
| 991 |
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|a ACTUALIZACION REGISTROS 1998
|
| 991 |
|
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|a R21222
|
| 035 |
|
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|a 000142
|
| 041 |
|
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|a spa
|
| 092 |
|
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|a N P36 P397
|
| 100 |
1 |
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|a Peña, Renato
|
| 245 |
1 |
0 |
|a Combata la erosión
|
| 260 |
|
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|a Managua (Nicaragua) :
|b Multilith,
|c 1959
|
| 264 |
|
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|a Managua (Nicaragua) :
|b Multilith,
|c 1959
|
| 300 |
|
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|a 11 p.
|
| 500 |
|
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|a Ilus.
|
| 650 |
|
7 |
|a EROSION
|
| 650 |
|
7 |
|a CONTROL DE LA EROSION
|
| 650 |
|
7 |
|a TERRAZAS
|
| 650 |
|
7 |
|a CONSERVACION DE SUELOS
|
| 650 |
|
7 |
|a NICARAGUA
|
| 942 |
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|c BK
|2 agris
|
| 952 |
|
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0677/98c01
|o N P36 P397
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0678/98c02
|o N P36 P397
|