Vitamins. Vitamin C is a vitamin that can relieve heat stress in poultry. The amount of vitamin C in poultry diets in the summer is 200-400 mg/kg. Minerals. Sodium bicarbonate relieves poultry's heat stress by preventing respiratory alkalosis. The amount of dietary supplement is 0.3%. Ammonium chloride also relieves poultry's heat stress by preventing respiratory alkalosis, especially acute heat stress. The effect is good. The amount of diet or drinking water is 0.3%—1.0%. Potassium chloride can supplement the body's potassium ion, maintain the serum potassium concentration, prevent the hypokalemia caused by the heat of poultry, and add to the diet or drinking water. The amount is 0.26%. Antibiotics. Zinc Bacitracin can reduce mortality during heat stress, increase egg production rate and feed efficiency, add 50 mg/kg in feed, and add 5 mg/kg of flavomycin in feed; Virginia The amount of ADM in feed diets is 15-20 mg/kg. Organic acids. Citric acid can prevent respiratory alkalosis, reduce heat stress, increase egg production rate and feed reward, and add 0.3% feedstuff diet; fumarate can also prevent heat stress by adjusting body acid-base balance. The amount added is 0.1%. other. Chinese herbal medicine additives can enhance immune function, coordinate physiological metabolism, thereby reducing the adverse effects of heat stress, the specific amount of addition varies according to different prescriptions; glycosides, as plant extracts, can enhance the body's immunity, promote growth, and reduce heat Stress, and can prevent coccidiosis and intestinal infections; Asunic acid, has a significant role in promoting growth, can relieve heat stress, in particular, can increase the egg production rate of poultry under heat stress, the amount of dietary added 60mg/kg.
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