基于SPEI的安徽滁州市旱涝特征及其对小麦产量的影响

郁凌华,谢五三,熊世为,张鑫童,邢程,胡姗姗

Characteristics of Drought and Flood Based on SPEI and Its Impact on Wheat Yield in Chuzhou of Anhui Province

Linghua YU,Wusan XIE,Shiwei XIONG,Xintong ZHANG,Cheng XING,Shanshan HU

表3 1980—2019年滁州小麦生育期内各时间尺度SPEI与气候产量的相关关系

Tab.3 Correlation between multi-scale SPEI in growth period of wheat and climatic yield in Chuzhou of Anhui Province from 1980 to 2019

月份 SPEI1 SPEI3 SPEI6 SPEI12 10 0.06 0.04 0.16 0.08 11 0.10 0.07 0.20 0.14 12 -0.22 0.01 0.13 0.13 1 -0.13 -0.09 -0.02 0.09 2 -0.17 -0.29 -0.08 0.09 3 -0.38* -0.45** -0.29 -0.02 4 -0.14 -0.41** -0.35* -0.05 5 -0.13 -0.35* -0.41** -0.07