Boars are fed twice a day and green feed or thinner is added at noon. Breeding and sports are carried out in the morning and evening. Do not spray or spray cold water immediately after blending. Every day from 1pm to 3pm, pigs are sprayed with water on the ground for one time, and the light is reduced to 8-10 hours. If the number of breedings is small, the amount of concentrate feed should be reduced to prevent over-fertilization and poor libido.
Pregnancy sows pregnant sows should be dominated by green coarse material, with the appropriate material, reduce the breeding density, raising 2-3 per lap. Late pregnancy and lactation period of a pig, with the main material to properly match the green material, coarse material can not feed; feeding 3 times a day, the middle plus feeding thinner, spray once. Add 1.5% sodium bicarbonate and 0.3% salt in baking soda. In addition, breeding should be avoided in the hot season.
The sow's summer farrowing room should be equipped with a well-ventilated litter box with shading facilities. Sows should reduce their concentrates 2-3 days before their onset of labor, and feed more greens. The ratio of drums in the concentrates should be increased to prevent constipation and prevent dystocia. After giving birth, feed the drum skin and warm salt water once.
Commodity big pigs are difficult to raise in high temperature season, often appear inverted, do not eat, affect the growth. The fat pigs are generally sold in the hot season until the future, and if not sold, the stocking density should be reduced. Water spray cooling, feed sooner or later, at noon plus green feed or thin material, the material plus sodium bicarbonate 1.5%, salt 0.3%.
For suckling piglets and piglets because they are lying on wet and wet ground, they should pay attention to changes in the weather to prevent cold pulling or diarrhea. Keep the dough dry, clean drinking water, often disinfected. When used for prevention, 120 milligrams of penicillin per kilogram of feed can be fed for a few days to stop for several days, and oxytetracycline 200 milligrams per kilogram of material is added during treatment.
Food additives refer to chemically synthesized or natural substances added to food in order to improve the quality, color, aroma and taste of food, as well as for the needs of antiseptic and processing technology. Due to the rapid development of the food industry, food additives have become an important part of the modern food industry, and have become an important driving force for technological progress and technological innovation in the food industry. In the use of food additives, in addition to ensuring that they play their due functions and roles, the most important thing is to ensure the safety and hygiene of food.
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