Tell you the skills of the pig bar

In winter, the temperature is very low. Most farmers have done a certain measure of keeping warm and cold in order to ensure the temperature inside the barracks. However, these measures are often overlooked while other indicators in the bar are neglected.

The first thing that matters is the temperature in the barn. Excessively low temperatures will affect pig feed consumption and weight gain. The appropriate temperature range for pig rearing depends on a variety of factors such as the pig's breed, age, physiological stage, and feeding conditions. For example, the temperature of a newborn piglet should be controlled within 32°C-35°C during one week, then decreased by 2°C every week, the temperature of the nursery is controlled at 22°C-27°C, the temperature of the finishing pigsty is maintained at 17°C-20°C, and the temperature in the delivery room cannot be maintained. More than 25 °C.

The second is the humidity in the pens, the humidity is high, and the disease resistance of the pigs is weakened, which is conducive to the growth and reproduction of pathogenic microorganisms, and the pigs are prone to phlegm, eczema and respiratory diseases. When the relative humidity increased from 45% to 95%, the pig's daily gain decreased by 6% to 8%. In the temperature of 11 °C ~ 23 °C, relative humidity 50% ~ 80%, the best fattening effect on pigs.

The third is the harmful gas in the sheds. The hazards of excessive harmful gases in the pens are closely related to the digestion of the intestines. We often trouble the odors and harmful gases in the pig houses, especially in the case of confined in winter. more serious. The harmful gas in piggery, including ammonia, hydrogen sulfide, etc., is not only unpleasant, but also very irritating. It is highly corrosive to pig's eyes and respiratory mucosa. Pigs living in this environment have a much higher chance of developing respiratory diseases. However, due to low winter temperatures, ventilation measures have been neglected by farmers. However, we must make proper ventilation to ensure fresh air. Do not irritate the nose so as not to stimulate the respiratory tract to induce respiratory tract inflammation and reduce the pig's resistance. Ventilation and ventilation should be arranged when the pigs are most active in eating and eating. Normally, the timing fan is switched on and off.

The fourth is the captive density, raising the breeding density, can make full use of the effective space and reduce the cost of raising pigs. Reducing the density and ensuring the space needed for pig growth and development can reduce the amount of feed intake, and can reduce the calamity caused by the narrow space, such as the problems of excrement, urination and tail biting. Therefore, we must reasonably control the stocking density. The age difference of piglets weaned in the same batch should not exceed one week, preferably a nest, so as not to reduce the mutual infection among piglets with different immune status, and raise the floor density to 0.5 square meters when raising to about 20-25 kg. Head, strip ground by 0.3 square meters / head. The fattening farms should not be too large, and should be 15-20 heads/column. According to the climate, the conditions of the housing should be 0.8 square meters/head for pigs and 0.8-1.2 square meters/head for pigs.

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