Zhao Qi-guo

On the classification and utilization of red soils in tropical and subtropical..

Zhao Qi-guo, 1982 .

STUDY ON EVOLUTION OF ORGANIC CARBON STOCK IN AGRICULTURAL SOILS OF CHINA: FACING THE CHALLENGE OF GLOBAL CHANGE AND FOOD SECURITY

Zhao Qi-guo, Pang Gen-xing, Qi-guo Zhao, 2005 .

Some Considerations for Present Soil and Water Conservation and Ecology Security of South China

Zhao Qi-guo, Zhao Qi-guo, 2006 .

Land resources in china

Zhao Qi-guo, 1990 .