EFFECT OF RIDGE AND FURROW MICRO-CATCHMENT ON SOIL WATER IN SEEDED MEDICAGO SATIVA GRASSLAND IN THE SEMIARID LOESS HILL AND GULLY REGION OF NORTHWESTERN CHINA
JIA Yu, XU Bing-Cheng, WANG Xiao-Ling, SUN Guo-Jun, XU Jin-Zhang, LI Feng-Min
Chin J Plant Ecol . 2007, (3): 470 -475 .  DOI: 10.17521/cjpe.2007.0058