不同pH 值土壤及其浸提液对羊草种子萌发和幼苗生长的影响
马红媛 梁正伟
Effects of Different Soil pH and Soil Extracts on the Germination and Seedling Growth of Leymus chinensis
Hongyuan Ma;Zhengwei Liang
植物学报 . 2007, (02): 181 -188 .