草地学报
羊草草原豆科牧草生物固定量研究
李玉中, Redmann R. E., 祝廷成, 李建东
Nitrogen Fixation in Leymus chinensis Grassland in Northeast China
LI Yu-zhong, Redmann R. E., ZHU Ting-cheng, LI Jian-dong
. 2002, (3): 164 -166 .  DOI: 10.11733/j.issn.1007-0435.2002.03.002