Amir Ahmed Khan Niazi
Research Institute for Physiology of Animal Reproduction,
Bhunikey (Pattoki), Distt. Kasur, Pakistan
M.Aleem
University of Veterinary and Animal Sciences, Lahore, Pakistan
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Amir Ahmed Khan Niazi and M.Aleem, 2003. Comparative Studies on the Reproductive Efficiency of Imported and Local Born Friesian Cows in Pakistan. Journal of Biological Sciences, 3: 388-395.
DOI: 10.3923/jbs.2003.388.395
URL: https://scialert.net/abstract/?doi=jbs.2003.388.395
DOI: 10.3923/jbs.2003.388.395
URL: https://scialert.net/abstract/?doi=jbs.2003.388.395