Feeding a High-Concentrate Diet Reduces Milk Production is Associated with Endogenous Growth Hormone in Lactating Goats
Ping Sheng Ye1, Lin Li2, Yu Long Wu3 and Yuan Shu Zhang1*
1Key Laboratory of Animal Physiology and Biochemistry, Ministry of Agriculture, Nanjing Agricultural University, PR China
2School of Biological Science and Engineering, Xingtai University, Xingtai 054001, China
3The Food Science College, Nanjing Xiaozhuang University, PR China
Fig. 1.
Effect of different forage to concentrate ratios on weekly milk yield in goats.
Fig. 2.
Effect of different forage to concentrate ratios on lactose content of milk.
Fig. 3.
Effect of high concentrate diet on plasma IGF-1R and GH in goats.
Fig. 4.
Effect of high concentrate diet on mRNA expression of IGF-1R and GHR in liver (A) and mammary gland (B) of goats.