TY  - JOUR 
T1  - Photochemical degradation of pyrazosulfuron-ethyl in aqueous solution
JO  - Journal of the Brazilian Chemical Society
A1  - Wang, Yanhui
A1  - Du, Liangwei
A1  - Bai, Lianyang
SN  - 0103-5053
UL  - 10.1590/S0103-50532013000100005
VL  - 24 
Y1  - 2013
PB  - Brasil 
ER  -