1 School of Food Science and Engineering, Foshan University/South China Food Safety Research Center, Foshan 528231, Guangdong, P.R. China.
2 Department of Plant Pathology, University of Agriculture Faisalabad P.O. Box 38040, Pakistan.
3 State Key Laboratory for Biology of Plant Diseases and Insect Pests, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, Beijing, P.R. China.