TY - BOOK ED - Advisory Group Meeting on Isotopes in Biological Dinitrogen Fixation ED - Joint FAO/IAEA Division of Atomic Energy in Food and Agriculture. TI - Isotopes in biological dinitrogen fixation: proceedings of an Advisory Group Meeting SN - 9200110789 AV - QR89.7 .I86 U1 - 589.704133 ADV 1978 PY - 1978/// CY - Vienna PB - IAEA KW - Nitrogen KW - Congresses KW - Isotopes KW - Nitrogen-fixing microorganisms KW - Fixation N1 - "STI/PUB/478."; English or French; summaries in English or French; Includes bibliographical references ER -