Zi-ping Yang

Shanxi Academy of Agricultural Sciences
Institute of Soil and Fertlizer Research
No.64, Nongke North Road,
Taiyuan, Shanxi Province
Taiyuan China 030031
Email: yzp0208@yahoo.com.cn

Papers:
337-3 Loss of Nitrogen by Ammonia Volatilization and Denitrification After Application of Urea to Maize in Shanxi Province, China.