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How to choose piglets for fattening?
First, buy piglets to do eight to see the spirit, lively spirit, bright eyes, tail swing freely, called crisp. Second, see the feces, pull the dung into a group, moderate softness, no mucus. Three look at the skin, ruddy skin, no papillary erythema, freckle. Four look appearance, no trauma or deformity. In the past five years, it has been common to use Landrace, a piglet produced by Yorkshire that is crossbred with a local sow, and in some cases, a Duroc and a binary hybrid sow to produce a three-way hybrid pig. Where white-haired hybrid pigs are long-green hybrid piglets, the general performance of capillary, long mouth, slightly larger ears, forward flat oblique. The waist is slender. Yorkshire's hybrid piglets have a slightly longer mouth and a medium-angled ear with a slightly thicker body and longer body. The brown hair of the whole body, with dark patches, is a Duroc hybrid piglet. The binary hybrid pig has strong adaptability, fast growth, high lean meat ratio and good sales. Buying is ideal. The three-way hybrid piglets, which contain less local blood, require high conditions and are not very well maintained. However, lean meat, fast growth, good conditions, raising three-way hybrid piglets. Six look body type, generally buy nozzle width, mouth fork deep, forehead wide, large eyes, thin ear, ears stiff, back flat width was double ridge, thin elastic skin, hair slightly luster, waist length, A piglet with deep chest, wide hips, and slightly thick upper limbs. Seven to see the source of piglets, to understand the source of piglets to see if it comes from non-endemic areas. Eight to see proof of prevention and quarantine, in recent years, veterinary departments around the importance of anti-inspection work, piglets in accordance with the regulations for epidemic prevention, pre-transport quarantine, the purchase of piglets can be checked to the owner to see the proof of anti-examination. Second, the selection of fattening and fattening According to the situation in determining the pig raising project, we must analyze the market development situation, and according to their own financial resources, material resources, and technical level, moderately grasp the pig scale, must not blindly develop. When the feed price is stable, when purchasing small piglets, when analyzing the price of food in the short term, there is a rising trend. When the price of fat pigs is good, you can buy large piglets over 40 kg. Large piglets are relatively less sick and can be slaughtered quickly, which can increase income. . 3. Pay attention to the gradual increase of temperature in the spring of the buying season, which will benefit the growth and development of piglets, the appropriate temperature in the fall, and the availability of rich feeds. These two seasons can be increased in time. In the purchase of piglets to estimate the stall time, after the weight of pigs up to 90 kilograms, more heat production, growth is relatively slow, should try to stagger the high temperature and humidity of the v-day slaughter. Fourth, before the Spring Festival to change the habit of fat pigs Some farmers are accustomed to slaughter the Spring Festival slaughter pigs, at this time the listing of fat pigs, often difficult to sell. It may be delayed until after the fifteenth of the lunar month, and the result is an additional one month. Feed consumption is high, fat is increased, and profitability is reduced. To change the customs, enter the market in due course and at any time at any time.