First of all, to increase nutrition, in addition to feeding high-quality grass to pregnant sows in summer, appropriate amounts of protein, vitamins, and mineral feeds, such as fish meal, blood meal, and bean cakes, should be added, and sufficient energy feeds such as sorghum should be provided. , corn stalks, etc., to ensure that pregnant sows eat enough to drink, the fetus can grow and develop normally.
Second, to control drinking water, pregnant pigs should be clean drinking water, can not fasting drinking water, should pay special attention to prevent binge drinking, so as not to cause stomach spasm, uterine contraction, resulting in rupture of the fetal membrane blood loss and abortion.
Third, in summer, forage grasses are easily deteriorated and rotted. In the rearing season, the materials must be kept clean, grass net, net water, net circling, and net carcasses to prevent pathogenic microorganisms from attacking the carcasses. Also pay attention not to feed cold, cold feed, such as dew, frost grass and so on. Otherwise, pregnant animals can easily cause diarrhea or even miscarriage.
Finally, the pregnant sow should be given moderate exercise so that the sow can be protected from ill-treatment and illness and produce healthy piglets.
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