Biological nitrogen fixation and its economic significance
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Format: | Texto biblioteca |
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1971
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Subjects: | FAO IAEA, ECONOMIC SITUATION, NITROGEN FIXATION, BIOLOGY, MICROORGANISMS, ENVIRONMENT, RICE, SOIL, FERTILIZER APPLICATION, RADIOISOTOPES, NITROGEN, SITUATION ECONOMIQUE, FIXATION DE L'AZOTE, BIOLOGIE, SITUACION ECONOMICA, FIJACION DEL NITROGENO, BIOLOGIA, MICROORGANISME, ENVIRONNEMENT, RIZ, SOL, FERTILISATION, ISOTOPE RADIOACTIF, AZOTE, MICROORGANISMOS, MEDIO AMBIENTE, ARROZ, SUELO, APLICACION DE ABONOS, RADIOISOTOPOS, NITROGENO, |
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