Impacts of Climate Change over last 50 Years on Net Primary Productivity in Typical Steppe of Inner Mongolia
YUN Wen-li1,HOU Qiong1,Wulanbateer2 (1.Institute of Meteorological Sciences of Inner Mongolia,Hohhot 010051,China;2.Ecological and Agricultural Meteorological Center of Inner Mongolia)
Chinese Journal of Agrometeorology . 2008, (03): 294 -297 .