Variation Characteristics of Shallow Soil Temperature in Qinghai Province in Last 40 Years
ZHANG Huan ping 1，ZHANG Zhan feng 2，WANG Qing chun 3，JIN Hui ying 4
Chinese Journal of Agrometeorology . 2013, (02): 146 -152 .  DOI: 10.3969/j.issn.1000-6362.2013.02.004