Requirement and Relative Bioefficacy of 25-Hydroxyvitamin D3 and Vitamin D3 of Pekin Ducks from 14 to 35 Days of Age
GAO Kexin, ZHANG Bo, SUN Weili, GAO Hui, XIE Ming, ZHOU Zhengkui, HOU Shuisheng, TANG Jing
Chinese Journal of Animal Nutrition . 2023, (5): 3014 -3024 .  DOI: 10.12418/CJAN2023.281