Effects of Addition of Rare Earth-chitosan Chelate to Diets at Different Protein Levels on Sows and Suckling Piglets
XIONG Yi, ZHANG Bo, SHEN Kang, LEI Long, SUN Hua, ZHAO Shengjun, REN Ying
China Animal Husbandry and Veterinary Medicine . 2020, (9): 2841 -2848 .  DOI: 10.16431/j.cnki.1671-7236.2020.09.017