Infection and Migration of Marked Rhizobia in Alfalfa ( Medicago sativa) Bud Seedlings under the Action of Exogenous Substances
LI Jian-feng, ZHANG Shu-qing, SHI Shang-li, MIAO Yang-yang, HUO Ping-hui
Acta Agrestia Sinica . 2015, (6): 1259 -1264 .  DOI: 10.11733/j.issn.1007-0435.2015.06.019