na INLIS000000000000338 20200909115705 0-7923-1774-2 0010-0920000030 631.81 631.81 B - Kluwer Academic Publishers Biological Nitrogen Fixation For Sustainable Agriculture : Extended Versions Of Papers Presented In The Symposium, Role Of Biological Nitrogen Fixation In Sustainable Agriculture At The 13th Congress Of Soil Science, Kyoto, Japan, 1990 Dordrecht : Kluwer Academic Publishers, 1992 xi, 209 hlm. : ilus.; 26 cm BIOLOGICAL NITROGEN SUSTAINABLE AGRICULTURE 3014