Dr. Sawai Dan Ratnoo, obtained his Ph.D. degree from the SKRAU Bikaner in 1995 in the field of Entomology. He has 25 years research, extension and teaching experience in the field of agriculture particularly in insect pest management of crops and stored grain pests. He has published many packages of practices for Zone II b of Rajasthan as an authority of Zonal Director Research. He also published more than 75 research paper and has actively participated in many national and international scientific conferences and seminar. He is the member of several organizations and societies. He is presently working as Dean and Faculty Chairman, Faculty of Agriculture, Agriculture University Jodhpur besides Zonal Director Research ARS, Keshwana, Jalore under jurisdiction of AU Jodhpur.