Bachelor of Science, D.S. College, Karnal, India, 1972. Master of Science, National Dairy Research Institute, Karnal, India, 1974. Doctor of Philosophy in Animal Nutrition, P.A.U., Ludhiana, India, 1978.
Postdoctoral, Hohenheim University, Stuttgart, Germany, 1987.
Technical assistant, PDDC, Khanna, India, 1974; research associate, PAU, Ludhiana, 1978; junior animal nutritionist, HAU, Hisar, 1978-1984; assistant scientist, HAU, Hisar, 1984-1985; animal nutritionist, HAU, Hisar, since 1988; postdoctoral fellow, U. Hohenheim, Stuttgart, 1985-1987; postdoctoral fellow, Free U., Berlin, 1992-1993.
Fellow Alexander von Humboldt Foundation. Member New York Academy of Sciences.
Married Lakhwinder Kaur, June 25, 1975. Children: Hardeep Singh, Mandeep Kaur, Sandeep Singh.