全球气候变暖对中国种植制度可能影响ⅩⅢ. 东北三省春玉米熟型调整的降水限制及其对产量的可能影响

李娥,赵锦,叶清,高继卿,杨晓光

The Possible Effects of Global Warming on Cropping Systems in China ⅫⅠ. Precipitation Limitation on Adjusting Maturity Cultivars of Spring Maize and Its Possible Influence on Yield in Three Provinces of Northeastern China

LI E,ZHAO Jin,YE Qing,GAO JiQing,YANG XiaoGuang

图6 研究区域不同时段春玉米气候生产潜力平均值（a、b）、变化趋势（c）、增减幅度（d）、变异系数（e）分布及气候生产潜力与生育时期有效降水量满足率变化相关矩阵图（f）

Fig. 6 Distribution of average value (a, b), variation trend (c), range of increases and decreases (d), coefficient of variation (e) of climatic production potential of spring maize in different periods in the study area and climatic potential yield and the changing of effective precipitation satisfaction rate during growth stages (f)