Nodule Growth, Nodulation and Nitrogen Fixation in Soybean(Glycine max L.)as Affected by Nitrogen Application
WANG Shu-qi, HAN Xiao-zeng, QIAO Yun-fa, YAN Jun, LI Xiao-hui
ACTA AGRICULTURAE BOREALI-SINICA . 2009, (2): 176 -179 .  DOI: 10.7668/hbnxb.2009.02.036