未来气候情景下河南省优质小麦农业气候资源变化分析

陈巧, 王冰, 熊坤, 毛洋洋, 余卫东

Analysis of agricultural climatic resources change of high quality wheat in Henan Province under future climate scenarios

CHEN Qiao, WANG Bing, XIONG Kun, MAO Yangyang, YU Weidong

图2 2021—2050年RCP4.5（a、b）及RCP8.5（c、d）情景下冬小麦全生育期≥0 ℃积温平均值（a、c）（单位：℃·d）及其气候倾向率（b、d）[单位：℃·d·（10 a）-1]空间分布 （○表示气候倾向率趋势达到α=0.05的显著性水平，下同）

Fig.2 The spatial distribution of average accumulated temperature more than 0 ℃ (a, c) (Unit: ℃·d) and its climatic tendency rate (b, d) (Unit: ℃·d·（10 a）-1) during the whole growth period of winter wheat under RCP4.5 (a, b) and RCP8.5 (c, d) scenarios from 2021 to 2050 (The circles indicate that the climate tendency rate is above the significance level of α=0.05, the same as below)