This paper presents an analysis of the time order of the average yield of soybean in Heilongjiang province each year and forecast of yields in next several years by using the model combination.
本文应用该组合模型，对黑龙江省大豆平均亩产量时间序列进行了分析，并预测了今后几年大豆的平均单产。
This paper presents an analysis of the time order of the average yield of soybean in Heilongjiang province each year and forecast of yields in next several years by using the model combination.
本文应用该组合模型，对黑龙江省大豆平均亩产量时间序列进行了分析，并预测了今后几年大豆的平均单产。
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