supported by National High Technology Research and Development Program of China (Grant Nos. 2007AA12Z144, 2009AA12Z129);Chinese COPES Project (Grant Nos. GYHY200706005, GYHY200806014);China Meteorological Administration New Technology Promotion Project (Grant No. CMATG2008Z04)
Soil moisture plays an important role in land-atmosphere interactions. It is an important geophysical parameter in research on climate, hydrology, agriculture, and forestry. Soil moisture has important climatic effect...