M. Rafique; M.Z. Chaudhry; M.A. Amer
(Faisalabad: Faculty of Veterinary Science University of Agriculture Faisalabad, 2000-07-01)
The records of reproductive traits for different parities of 147 F2 inter se H. Friesian X Sahiwal cows maintained at Livestock Production Research Institute. Bahadurnagar. Okara from 1982 to 1991 were collected for this ...