TY - BOOK AU - Burns,R.C.(Richard C.),b.1980 AU - Hardy,R.W.F.(Ralph W.F.),1934- TI - Nitrogen fixation in bacteria and higher plants SN - 354007192X PY - 1975/// CY - Berlin PB - Springer-Verlag KW - Nitrogen KW - Fixation N1 - Includes index; Bibliography: p. 169 -186 ER -