An overview of the potential and agronomic utilization of biological N2-fixation in wetland rice cultivation IFS workshop on improvement of soil fertility /Roger, Pierre-Armand FIXATION BIOLOGIQUE DE L'AZOTE RIZIERE RHIZOSPHERE FERTILISATION DU SOL BACTERIE LEGUMINEUSE APPLICATION AGRONOMIQUE ENGRAIS VERT INTENSIFICATION DE L'AGRICULTURE FIS 1993 text https://www.documentation.ird.fr/hor/fdi:39847 fdi:39847 Roger Pierre-Armand. An overview of the potential and agronomic utilization of biological N2-fixation in wetland rice cultivation. In : . IFS workshop on improvement of soil fertility FIS, 1993, 55-85 IFS Workshop on Improvement of Soil Fertility, Nanjing (CHN), 1993/04/18-24 EN