Changes of Accumulated Temperature during Autumn and Winter and Their Impacts on Winter Wheat Growth in Jining City of Shandong Province
YANG Hong-bin1,LI Chun-guang2,XU Cheng-zhong1,LI Fu-yuan1,HE Xiu-lan1 (1.Extension Station for Agricultural Technology of Jining City,Jining 272037,China;2.Meteorological Bureau of Jining City)
Chinese Journal of Agrometeorology . 2008, (01): 20 -22 .