Acta Agrestia Sinica
Effect of Different Growing Degree-Days Cutting on Yield,Quality and Winter Survival Rate of Alfalfa in Keerqin Sandy Land
YANG Xiu-fang, LIANG Qing-wei, ZHANG Qing-qing, NA Ri-su, PAN Xiang-lei
Acta Agrestia Sinica . 2019, (4): 1068 -1074 .  DOI: 10.11733/j.issn.1007-0435.2019.04.035