甘肃省春玉米和制种玉米种植精细化气候区划比较研究
杨兴国, 马玉龙, 方锋, 贾建英, 张铁军, 王丹, 杨华, 车可, 张雅馨

Comparative study of refined agroclimatic suitability zoning of spring maize and hybrid seed maize in Gansu Province
YANG Xingguo, MA Yulong, FANG Feng, JIA Jianying, ZHANG Tiejun, WANG Dan, YANG Hua, CHE Ke, ZHANG Yaxin
图5 甘肃省春玉米(a)和制种玉米(b)种植区划年代际差异(1991—2020年减去1961—1990年)
Fig.5 Interdecadal differences (1991-2020 minus 1961-1990) of planting zoning for spring maize (a) and hybrid seed maize (b) in Gansu Province