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00789nam a2200313 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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| 911 |
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|a M
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| 978 |
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|a EMF
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| 979 |
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|a 10-07-1996
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| 980 |
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|a EMF
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| 981 |
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|a 30-09-1998
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| 991 |
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|a TEXTO
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| 020 |
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|a ISBN 91-7190-007-1
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| 035 |
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|a 001565
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| 041 |
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|a eng
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| 092 |
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|a 631.81966 N732
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| 100 |
1 |
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|a Anon.
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| 245 |
1 |
0 |
|a Nitrogeno cycling in west African ecosystems
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| 260 |
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|a Uppsala (Sweden) :
|b Scope,
|c 1980
|
| 264 |
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|a Uppsala (Sweden) :
|b Scope,
|c 1980
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| 300 |
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|a 450 p.
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| 500 |
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|a Ilus.
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| 650 |
|
7 |
|a METABOLISMO DEL NITROGENO
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| 650 |
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7 |
|a FIJACION DEL NITROGENO
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| 650 |
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7 |
|a ECOSISTEMA
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| 650 |
|
7 |
|a AFRICA OCCIDENTAL
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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 580/88
|o 631.81966 N732
|