02144nam a2200193 a 450000100080000000500110000800800410001910000160006024500290007626000320010530000080013749000080014550001870015352015440034065000160188465300120190065300190191270000190193112106172003-04-09       1981    bl uuuu      00u1 u    #d1 aVOSE, P. B.  aAssociative N2-Fixation.  aBoca Raton: CRC Pressc1981  a2v.  v2v.  aProceedings of the International Workshop of Associative N2 - Fixation, July 2-6, 1979, held at Centro de Energia Nuclear na Agricultura, University of Sao Paulo, Piracicaba, Brazil.  aPhysiological interaction in the Azospirillum-grass root association. Physiological studies with Azospirillum spp. Interaction of nitrogenase and uptake hydrogenase activities in Azospirillum brasilense. Some interactions between Azospirillum spp. and grass seedlings. Nitrification-denitrification associated with plant roots. Adsorption and mode of entry of Azospirillum brasilense grass roots. Possible role of plasmid deoxyribonucleic acid in nitrogen fixation in Azospirillum brasilense. Increased bacterial colonization of the rhizosphere by controlling the soil protozoan population in the Rhizobium-legume systems. Potential asymbiotic nitrogen fixation by Rhizobium phaseoli. Agronomic aspects by biological dinitrogen fixation by Azospirillum spp. Enhancement of associative N2-fixation through manipulation of the rhizosphere microflora. Changes in efficiency on nitrogen fixation in various growth stages of batch cultures of Azospirillum lipoferum. A note on immunofluorescence differentiation of Azospirillum species belonging to different host-plant specificity groups. Nitrogen fixation associated with winter wheat, sorghum, and kentucky bluegrass. Host plant specificity in the infection of maize, wheat, and rice with Azospirillum spp. Response of crops of Azospirillum inoculation in India. Dinitrogen fixation associated with disomic chromosome substitution line of spring wheat in the phytotron and in the field. Effect of organic matter and Azospirillum spp. strains in the metabolism of nitrogen in Sorghum vulgare.  aNitrogênio  aFixacao  aMicroorganismo1 aRUSCHEL, A. P.