Responses of Beginning Freeze and Thaw Phase of Soil Surface to Climate Change in Qinghai
QI Ru-ying~(1),WANG Qi-lan~(2)(1.Climate Data Center of Qinghai Province,Xining 810001,China;2.Northwest Institute of Plateau Biology,Chinese Academy of Sciences)
Chinese Journal of Agrometeorology . 2006, (02): 134 -138 .