甘肃省秋粮气候产量变化特征的因子分析

Factor Analysis on The Variation Features of Climatic Yield of Autumn Grain in Gansu Province

根据甘肃省秋粮主产县产量资料,计算出各县秋粮气候产量序列后,使用R型和Q型因子分析方法,分析甘肃省秋粮气候产量在区域分布及时间趋势上的变化特征.图2，表1，参5。

Based on the yield date of autumn grain of the main grain production counties in Gansu province. the variation features of the climatic yield of autumn grain in spatial and temporal distribution were analyzed by type R and Q factor analysis after calculating the series of the climatic yield of autumn grain for the counties.