黄土区农田作物降水利用效率影响因素及提高途径分析

冯浩赵西宁吴普特

Analysis on Influencing Factors and Improving Approaches of Crop Utilization Efficiency for Rainfall in Farmland at the Loess Plateau

FENG Hao, ZHA0 Xi-ning, WU Pu-te

. 2007, (5): 30 -35 .