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中国农学通报
河北省棉花产量灰色理论分析与预测
张文英,栗雨勤,王有增
Analyzes and Forecast of Cotton Yield of Hebei Province with Grey System
Zhang Wenying, Li Yuqin, Wang Youzeng
中国农学通报 . 2006, (10): 158 -158 .  DOI: 10.11924/j.issn.1000-6850.0610158