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021125s1982 xxu ||||| eng |
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|a 7238973
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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| 082 |
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|a 631.847
|b S416e
|2 00
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| 100 |
1 |
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|a Schubert, Karel R.
|e Autor/a
|4 aut
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| 245 |
1 |
4 |
|a The energetics of biological nitrogen fixation /
|c Karel R. Schubert
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| 260 |
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|a Rockville, Md. :
|b American Society of Plant Physiologists,
|c 1982.
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| 300 |
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|a 30 páginas :
|b ilustraciones
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| 490 |
0 |
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|a Workshop summaries ;
|v 1)
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| 650 |
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|a NITRIFICACION
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| 650 |
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|a SUELOS
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| 650 |
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|x CONTENIDO DE NITROGENO
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| 949 |
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|a J.C./d. -Emily
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| 916 |
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|a Reconversión
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