Operation rules for feeding and management of pigs in piglets of 30,000 pig farms

Operation rules for feeding and Management of piglets in 30,000 Pig Farm (trial)

First, the preparation before entering the pig. 1. Personnel preparation: the breeders and technicians are in place in time according to the arrangement of the farm department. 2. Fence preparation: (1) empty house time: in principle, not less than 5 days, in order to thoroughly disinfect. (2) House cleaning: the breeder shall complete the thorough cleaning within 2 days after the transfer of the pig herd. If specific drugs need to be added during the cleaning, it shall be decided by the technician. (3) fence house inspection and maintenance: after finishing the cleaning of the fence house, the keeper should carefully inspect the facilities in the house, report in time if any damage is found, and assist the maintenance personnel in their work. Finally, disinfection can only be carried out after passing the acceptance check by the technical personnel. (4) House disinfection: after the cleaned house is to be dried, immediately disinfect the house with 2% Murray 3% caustic soda solution for the first time, rinse the caustic soda water with clean water within 2-3 hours, empty column for 2-3 days, fumigate with potassium permanganate and formalin, 24-48 hours before entering the pig, select drugs and appropriate concentration for the third disinfection, disinfection must be comprehensive and thorough, leaving no dead corner. Only after passing the inspection and acceptance by the technician can you enter the pig, otherwise it will be sterilized again. 3. Preparation of production tools: prepare enough brooms, mops, material trucks, shovels and other tools, and thoroughly wash and soak in designated disinfectant, and set aside after drying. 4. disinfection pool preparation: clean the disinfection pool at the door of the piggery, repair the leaks, add disinfectant and old sacks 0.5-1 hour before entering the pig, and change the disinfectant more than twice a day until all the pigs are out. 5. Feed preparation: technicians and managers forecast feed needs according to the expected intake of pigs, and prepare a feed quantity for two days in principle, so that the feed supply is neither broken nor fresh.

Second, the environmental requirements and control of the pig after entering the house. 1. Hygiene: keep the pig pen dry and there is no accumulation of pig manure. To check, clean and scrape dung frequently, the leftovers in the sow bucket should be scraped clean before and after feeding, and clean water should be replaced. The whole pigsty is clean and tidy, and there is no accumulation of debris that has nothing to do with production. 2, temperature: (1) temperature in the house: it is best to keep the temperature in the delivery room at 22-25 ℃, and close the window too low to heat up. If the temperature is not higher than 32 ℃ in summer, the fan should be turned on for cooling when it exceeds 32 ℃, and when it exceeds 35 ℃, the method of spraying water and ventilation should be adopted to cool down. (2) after birth: 1-3 days, 30-32 ℃ 4-7 days, 28-30 ℃ 8-15 days, 25-28 ℃ 15-30 days, 22-25 ℃ (3) temperature control high and low by turning on and off infrared lights and adjusting the height of infrared lights. 3. Relative humidity: the relative humidity in the house is maintained at 65% Mur75%, which is controlled by sprinkling water on the aisle, opening and closing doors and windows, or strengthening ventilation. 4. ventilation and ventilation: the air in the house should be adjusted by turning on the fan if there is no pungent stench when people walk into the pigsty. Ventilation in winter should take into account the maintenance of the temperature in the house. generally, it should be carried out at noon when the external temperature is higher or the indoor temperature is higher. The wind speed is 0.2 m / s-0.3 m / s.

Third, enter the pig-prenatal period 1, enter the pig request: (1) enter the pig time: enter the pig 5-7 days before the expected birth, the expected delivery period is required to be concentrated within one week. (2) Pig batches: completed at one time, and in principle shall not be increased or decreased midway. (3) the number of pigs: sows that enter and leave all the fields of the real estate at one time. (4) sow license: the ear number of the sow production mobile card must be the same as that of the pig, and those who do not have the sow production mobile card must be made up before entering the pig. (5) Disinfection: pigs must be cleaned and disinfected once within 24 hours, and mild disinfectants should be selected. The specific drug and concentration are determined by the technician. (6) Duty personnel: breeders are required to be on duty 24 hours a day in the pigsty 3 days before delivery. 2. Deworming: 2% trichlorfon or other new drugs are used 7-10 days before delivery, and the specific operation shall be decided by the technician in consultation with the field director. 3. Refeeding and control: (1) refeeding: the 326 feed of prenatal sows should be replaced by the pregnancy house. (2) Daily feed: after entering the delivery room, the average daily feed volume of sows was 2.5-3 per head until 2 days before parturition. (3) weight loss for 2 days before delivery: according to the degree of fullness of fat and thin breasts of sows, the amount of feed was increased and decreased. If the fat is fat and the breasts are fully red and swollen, the concentrate should be fed at 50% of the constant; for those with general fat, the concentrate should be fed at 70% (2-2.5) of the constant, but on the day of parturition, it should be gradually reduced to less than 50% (about 1 inch). (4) feeding amount of postpartum sows: the first meal was not fed, and the second meal was fed 1kg, which was gradually increased to 1.5-2.0kg4 a week later. Delivery tools were prepared: towels, scissors, tooth scissors, iodine, disinfection powder (potassium permanganate powder), hemp rope, old sacks and other items should be prepared before delivery. 5. Disinfection: disinfect pigs once every three days, specific disinfectant and concentration according to doctor's advice. Delivery tools such as scissors, hemp rope and tooth scissors are soaked in disinfectant and set aside after drying. 6. thermal insulation equipment preparation: prepare ordinary light bulbs or infrared light bulbs, plugs, etc., one day before delivery.