Acta Agrestia Sinica
The Vertical Distribution Pattern of Alfalfa’s ( Medicago sativa L.) Root Biomass
LI Yang, SUN Hong-ren, SHEN Yue, SHAO Guang-wu, CAO Ying, LIU Lin, WU Ya-na
. 2012, (5): 793 -799 .  DOI: 10.11733/j.issn.1007-0435.2012.05.001