关键词: 气候变暖, 冬小麦, 生育期, 对策

Abstract: Based on the climate data in recent 50 years in Shijiazhuang, the changes of the main growing periods of winter wheat in the last 20 years were analyzed. The results showed that the temperature in the winter and spring had obviously increased since 1990s, consequently each growing period of winter wheat in the spring beame earlier, in particular, since 1998. The negative correlation between the length of growing period and the temperature in the spring was found, and it was significantly from reviving stage to each growing stages in the spring. The response strategy for winter wheat cultivation to adapt the climate change was put forward.

Key words: Warmer climate, Warmer climate, Winter wheat, Growing period, Response strategy