TY - GEN AU - Vidor,C. ED - Symposium on the Soil/Root System TI - Symbiotic dinitrogen fixation [Rhizobium, fixacao de nitrogenio] PY - 1981///. CY - Londrina, PR (Brasil): KW - FIXACAO SIMBIOTICA DE NITROGENIO KW - BACTERIA KW - RHIZOBIUM N1 - Russel, R.S.; Igue, K.; Mehta, Y.R. (eds.) The soil/root system in relation to Brazilian agriculture Londrina, PR (Brasil): 1981. p. 199-221 (BR8106050-AM)F21 ER -