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刘庚山, 郭安红, 任三学, 安顺清, 赵花荣
Preliminary Study on Forming Available Soil Water (ASW) Stored at Planting in North China by Rainfall During July to September
LIU Geng shan, GUO An hong, REN San xue, AN Shun qing, ZHAO Hua rong
华北农学报 . 2003, (2): 95 -98 .  DOI: 10.3321/j.issn:1000-7091.2003.02.026