GM (1, 1)Prediction Model on Severe Drought Occurrence in Zhejiang Province
LI Song-ping1, LOU Wei-ping2, YANG Xiang-zhu3(1. Meteorology Bureauof Longquan City, Longquan 323700, China; 2. Meteorology Bureau of Xinchang County; 3. Meteorology Bureau of Shaoxing City)
Chinese Journal of Agrometeorology . 2007, (04): 460 -462 .