The classification of cultivation measures for spring maize was studied with the principal factor analysis and regression methods.
应用因子分析和回归方法对春玉米高产农艺措施进行了数量分类与寻优。
The classification of cultivation measures for spring maize was studied with the principal factor analysis and regression methods.
应用因子分析和回归方法对春玉米高产农艺措施进行了数量分类与寻优。
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