The effect of vitamin A injections on teat canal keratin (TCK) composition was assessed. Eight Holstein and Holstein-Friesian lactating cows were used from the flock of the Agricultural Research and Educational Center (AREC) of the American University of
Description:
Thesis (M.S.)--American University of Beirut. Department of Animal Sciences, 2001;"Advisor: Dr. Fawwak Sleiman, Professor, Animal Sciences--Member of Committee: Dr. Mohamad Farran, Professor Animal Sciences--Member of Committee: Dr. Mohamad Zouhair Habbal
