1. Guangdong Key Laboratory for New Technology Research of Vegetables, Guangdong Academy of Agricultural Sciences, Guangzhou, 510640, China
2. Vegetable Research Institute, Guangdong Academy of Agricultural Sciences, Guangzhou, 510640, China
3. Institute of Agricultural Sciences, University of the Punjab, Lahore, Pakistan
4. Department of Microbiology and Molecular Genetics, University of the Punjab, Lahore, Pakistan