Books By J.P. Rai, Alok K.Singh - Author

Jai P.Rai Assistant Professor in Plant Protection, Institute of Agricultural Sciences, Rajiv Gandhi South Campus, Banaras Hindu university, Barkachha, Mirzapur, Uttar Pradesh, India.

Alok K.Singh Professor and Head: Department of Plant Pathology, Faculty of Agriculture, Udai Pratap Autonomous College, Varanasi, Uttar Pradesh, India.