1980—2019年中国粮食主产区主要粮食作物气候生产潜力与气候资源利用效率
罗海平, 邹楠, 胡学英, 王圣云

Climatic potential productivity and resources utilization efficiency of major grain crops in the main grain production areas of China, 1980-2019
LUO Haiping, ZOU Nan, HU Xueying, WANG Shengyun
表6 1980—2019年粮食主产区主要粮食作物气候生产潜力时间演变特征值
Table 6 Statistical characteristics of temporal change of major grain climatic production potential in the main grain production areas of China, 1980-2019
粮食作物 平均值/(kg/hm2 最大值/(kg/hm2 最小值/(kg/hm2 倾向率/(kg/(hm2·10 a))
玉米 17334.11 19171.04 15548.65 -156.80
水稻 16794.49 18899.59 14429.69 68.82
小麦 12458.63 14103.35 10993.88 121.92