The author forecasted China's grain yield in 1990--2000 by using regression model and grey model. The error rate is 0. 7%.
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钱仲威.1990-2000年中国粮食产量预测[J].重庆工商大学学报(自然科学版),1992,(4): Qian Zhongwei. Forecasting China''''s Grain Yield in 1990-2000[J]. Journal of Chongqing Technology and Business University(Natural Science Edition),1992,(4):