TY - BOOK AU - Ladha,J.K. TI - Management of Biological Nitrogen Fixation for the Development of More Productive and Sustainable Agricultural Systems: Extended versions of papers presented at the Symposium on Biological Nitrogen Fixation for Sustainable Agriculture at the 15th Congress of Soil Science, Acapulco, Mexico, 1994 / (Acc: D 1316) SN - 9780792334149 U1 - 589 LAD PY - 1995/// CY - London; PB - Kluwer Academic Publishers. KW - Sustainable agriculture ER -