Taipulianzhu
Big Pig Po Lin aka "streaky head", "big pleated leather", "RCA", mainly in the west of Jining City, South Lake prosperous eastern edge of Heze region. Shandong larger size of North China pig, with disease-resistant thick, yielding multiple births, nurtured strong, good meat and other fine features.
Features and characteristics: Large Po Lin pig larger size, the appearance of rough, structural relaxation, the amount of long narrow head, the "River" shaped vertical stripes, was lotus-shaped mouth thickness moderate, moderate length slightly upturned, large ears and mouth droop and so long. Chest narrow, less plump, single back, back and waist long and narrow, slightly concave, large sagging belly, buttocks was not a rich round, oblique Tajiri, hindquarters higher than the forequarters, stout limbs, black hair, long mane. Nipple 8-9 pairs, arranged in neat rows. Adult sows weighing 130kq, height 67-75cm, length 124-133cm.
Reproductive performance: Large Po Lin sow earlier sexual maturity, usually 3-4 months of age, weight 20-30kq reached sexual maturity, at 5 months after the start of multi-breeding. Estrous cycle 18-20 days, the duration of 4-5 days, three days after the general breeding estrus, pregnancy rate is high. Pregnancy 113-115 days, 3-5 days after weaning estrus sows start. Sow duration of use is generally up to 10 years, were up to 13 years, 3-5 years boar duration of use.
Big Po Lin primiparous sows generally 8-10 head, 10-14 head through the birth, birth weight piglets 0.75kq. Po Lin sow big and strong, high lactation, nursing Aberdeen is good.
Po Lin pig large size large, mature economies night, less fattening performance, general feeding more than one year, weight 100kq to become fertilizer.
Protection and utilization: in recent years in strengthening the conservation of origin on the basis of _select_ed fertility to male parent Yorkshire pigs were hybridized made certain production efficiency. |
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