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| LEADER |
00941nam a2200349 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 P01
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| 911 |
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|a M
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| 978 |
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|a GRH
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| 979 |
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|a 16-11-2004
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| 980 |
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|a MDR
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| 981 |
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|a 06-06-2007
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| 991 |
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|a DOC
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| 991 |
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|a agrada
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| 035 |
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|a 020546
|
| 041 |
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|a spa
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| 092 |
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|a N P01 N583il
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| 110 |
1 |
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|a Ministerio del Ambiente y Recursos Naturales, Managua (Nicaragua)
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| 245 |
1 |
0 |
|a Ilustrando la capa de Ozono
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| 260 |
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|a Managua (Nicaragua) :
|b ,
|c 199-?
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| 264 |
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|a Managua (Nicaragua) :
|b ,
|c 199-?
|
| 300 |
|
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|a 34 p.
|
| 650 |
|
7 |
|a OZONO
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| 650 |
|
7 |
|a PROTECCION AMBIENTAL
|
| 650 |
|
7 |
|a CONSERVACION DE LA NATURALEZA
|
| 650 |
|
7 |
|a RADIACION ULTRAVIOLETA
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| 650 |
|
7 |
|a DAÑOS POR RADIACION
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| 650 |
|
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 D1698/04c01
|o N P01 N583il
|
| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0335/07c02
|o N P01 N583il
|