Matters needing attention in raising pregnant sows
1. Vitamins, especially vitamin An is more necessary, lack of vitamin A can not be estrus and conception, even if conceived, the fetus is also dysplastic, can cause night blindness.
two。 When the green feed is insufficient in winter, fish oil should be used and vitamins B1, B2 and D should be supplemented at the same time.
3. The weight of Landrace pigs lost rapidly after delivery, which was due to the large number of piglets, the vigorous development of piglets and the rapid weight loss of sows. In order to prevent weight loss, it is necessary to increase nutrition from pregnancy so that it has tolerance in advance.
4. The feed given 4 weeks before delivery should be generally close to the formula feed of lactating sows to make it adapt gradually so as to avoid adverse reactions caused by sudden changes in appetite and palatability after delivery.
5. 2-3 days before delivery, although the pig has a good appetite, it is necessary to reduce the amount of feed, feed easily digestible feed, add water and mix into soup, in order to reduce intestinal feces, which is conducive to delivery.
6. Do not make sows exercise violently, let nature take its course, and prevent slippage. Give birth at the height of summer, pay attention to ventilation and keep it clean and dry.
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Attention should be paid to disinfection of livestock houses
Attention should be paid to disinfection of livestock houses
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