久久久久亚洲精品成人av,狠狠综合久久综合小说网,天天日天天操天天,爆爽久久久一区二区又大又黄又嫩,国产又黄又爽又猛又粗的视频

Protect intestinal health: It can colonize in the intestines of animals to form a microbial barrier and protect intestinal health.

Improving the digestion and absorption: It can produce a large amount of lactic acid, rapidly reduce pH, activate digestive enzyme activity, and improve the digestion and absorption of nutrients.

Reducing the rate of diarrhea: It can secrete a large number of bioactive substances, inhibit the growth of pathogenic bacteria in livestock and poultry, and reduce the rate of diarrhea.

Purifying water quality: It can improve the living environment of aquatic animals, purify water quality, and inhibit the growth of harmful microorganisms in water.

Improving the environment: It can reduce the emission of harmful gases, improve the shape of animal feces, and reduce the odor of the animal house.