Feed additive for relieving heat stress follicular atresia of laying hens

• Main Authors: SHI KAI, AN CHEN, HOU FUYIN, CHEN YINGJIANG, YANG ZHIQING, CHEN CHANGKUAN, JIN CHONGFU
• Format: Patent
• Language: Chinese; English
• Published: 26.03.2021
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; FODDER; FOODS OR FOODSTUFFS; FORESTRY; HUMAN NECESSITIES; HUNTING; NEW BREEDS OF ANIMALS; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRAPPING

The invention relates to a feed additive for relieving heat stress follicular atresia of laying hens, and belongs to the technical field of feed additives. The feed additive consists of semen pericarpium zanthoxyli powder, sodium bicarbonate, grape seed extract procyanidine and clostridium butyricum according to the weight ratio of 10:10:3:2, and the viable bacteria content of the clostridium butyricum is 1*10 cfu/g. An application method of the feed additive comprises the steps of adding the feed additive into laying hen basic ration according to the use amount of 2.5 g/kg, and uniformly stirring the materials so that the laying hens can freely eat the feed additive. The feed additive is convenient to use, green and free of pollution, intestinal microecology and follicle oxidation areused as dual targets, synergistic interaction is achieved, the appetite of the heat stress laying hens can be improved, the anti-stress capacity is enhanced, follicle development and maturity of the laying hens are promoted, hea