1. School of Agriculture and Biology, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
2. Yichang Agricultural and Rural Bureau, 37 Yunji Road, Yichang, Hubei 443100, P. R. China
3. College of Life Sciences, Shanghai Normal University, 100 Guilin Road, Shanghai 200234, P. R. China
4. Shanghai Engineering Research Center for Food Safety, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China