@ARTICLE {PULVER:1982, title = {Nodulation of soybean cultivars with Rhizobium spp. and their response to inoculation with R. japonicum}, author = {Pulver, E. L. and Brockman, F. and Wien, H. C. }, journal = {Crop Science}, year = {1982}, volume = {22}, pages = {1065--1070}, issn = {0011-183X}, }