Some sows, especially primiparous sows, have a bad temper and lack the habit of nurses. If they are disturbed during the birth process, or if the factor pigs bite themselves when they grab too much of the nipples, they refuse breastfeeding and sometimes even kill themselves. "child". For such sows, emphasis should be placed on teaching.
There is no production experience for the first born sows, and postpartum impatience is normal. The breeder must wait patiently and avoid brutality. In and out of the delivery room should be softly and slowly, do not disturb, strangers should not be close to the delivery room, not to go in and out. For sows who refuse to breastfeed, they are even more forbidden to quarrel or even intimidate, slowly approaching in a soft and slow call, gently stroking, and patience for breast massage. After the sow is quiet, the milk will gradually increase. At this time, let the pigs learn to eat milk one by one, try not to make it squeak, until after all the colostrum is eaten, slowly fix the nipple.
Some sows have many births, and the nipples are not enough. The pigs can be divided into two groups: strong and weak, alternating breastfeeding and low-weak feeding; in terms of distribution, weak children are on the front and Zhuangzi is on the rear to minimize the size disparity; Other sows can be used to breed some pigs.
For particularly cranky sows, proper sedation is needed to help tune. Intramuscular injection of chlorpromazine hydrochloride injections in the neck of the sow, the amount of 2-3 mg per kilogram of body weight of sows, and strengthen the manual care.
The greenhouse a filled with equipment like hydroponic, irrigation, auxiliary lighting ,temperature and humidity control and also may be automatically controlled by a computer to maximize potential growth.
Hydroponics can be used to make the most use of the interior space. The relatively closed environment of a greenhouse has its own unique management requirements, compared with outdoor production. Pests and diseases, and extremes of heat and humidity, have to be controlled, and irrigation is necessary to provide water. Most greenhouses use sprinklers or drip lines. Significant inputs of heat and light may be required, particularly with winter production of warm-weather vegetables.
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