1. College of Agricultural Science and Engineering, Liaocheng University, No. 1, Hu’nan Road, Dongchangfu District, Liaocheng 252000, P. R. China
2. College of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252000, P. R. China
3. Jealott’s Hill International Research Centre, Syngenta Ltd., Bracknell RG42 6EY, U.K.