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Wang, Jing, Wei-wei Wang, Guang-hai Qi, Chuang-fei Cui, Shu-geng Wu, Hai-jun Zhang, Li Xu, och Jing Wang. "Effects of Dietary Bacillus Subtilis Supplementation and Calcium Levels On Performance and Eggshell Quality of Laying Hens in the Late Phase of Production." Poult Sci 2020.

Wang, Jing, et al. "Effects of Dietary Bacillus Subtilis Supplementation and Calcium Levels On Performance and Eggshell Quality of Laying Hens in the Late Phase of Production." Poult Sci 2020.