Brief Introduction : Dr.Ravinder Singh Grewal has joined the Director of Livestock farm, GADVASU on04.12.2020. Dr Grewal is a renowned academician, researcher andextensionist in the field of Animal Nutrition. He had obtained his Ph.D degreein Animal Nutrition from Guru Angad Dev Veterinary and Animal SciencesUniversity, Ludhiana in the year 2008. He has more than 23 years ofacademic experience and guided 6 master’s students. Dr. Grewal isinvolved in dairy farm management, research, teaching and extension related toAnimal Nutrition. His area of research interest is in dairy animal nutrition,transition animal nutrition and crop residue use in animal feeding. Dr. Grewal had Handled 3 earned research project, 4 RKVY and 1 AICRP projects asPI. Worked in 3 earned, 1 AICRP and 2 RKVY and 1 state funded projects asCo-PI. He has published more than 55 research articles in the reputedinternational and national journals. Dr. Grewal have authored 2 books forundergraduate and postgraduate students and written more than 31 populararticle and had delivered 18 invited lectures, 103 extension lectures atdifferent reputed forum. He had undergone 13 days training on Commercial DairyFarming in Israel organized by Ministry of Agriculture, Israel. He had alsoobtained award of certificate of Appreciation from Vice Chancellor,GADVASU for earning extramural research project on "Towards climateresilient livestock production system in Punjab" and for developing newtechnology and its commercialization- Formulation of cattle feed forcow/buffalo with lactation yield of 5000 litres and 8000 litres per year