有迹象表明，巴西压榨企业将无法获得足以满足需求的大豆，据此，油世界下调了老茬大豆产量预测。
Oil World also cut its old crop estimate following indications that Brazilian crushers cannot find enough soybeans to cover their needs.
并利用逐步回归分析方法，建立大豆产量的预测模型，找出影响大豆产量的主要气象因子。
Taking advantage of stepwise regression, we find the main meteorological factors which affect the soybean output and establishes a calculate model.
利用气象条件对大豆进行产量预测。
Making use of the weather condition to carry on the yield estimate to the soybean.
在过去三个月里，美国农业部均没有上调自己对大豆单位产量的预测，本月只是将每公顷的单位产量下调了0.0067吨，降至每公顷2.77吨。
For the third consecutive month, USDA did not increase its soybean yield forecast, instead trimming that yield by 0.0067 tonnes per hectare to 2.77 tonnes per hectare.
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。
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.
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