1. Physical characteristics Purebred pigs are small in size, black in coat, denser, and more lustrous, darker in color, longer in the amount of head, less wrinkles in the neck, smaller in ears, harder in ears, flattened to the sides on both sides, eyes There are obvious hairless areas around, pink or black at the end of the snout, slightly concave at the back, large abdomen, round, sagging, short limbs, slender tail-like tail, and more than 5 pairs of nipples. 2. Breeding boars have a crawling behavior at 2 months of age and the sow is estrus at 3 months of age. The estrus cycle is 18-21 days, lasting about 4 days. 4 months of age, about 11.4 days of pregnancy. The average yield of the first-born sows was 5.6, and that of the average sows was 8.3. In breeding, the management of breeding boars should be strengthened, and nutrition should be increased to allow them to exercise more. In order to prevent boar masturbation, boars should be built up in the upwind direction of the sow, at a certain distance. Boars are bred in a single circle. The appropriate mating time for sows is about 30 hours after the start of oestrus. The folk experience is: "Put the dung to the grass, the insemination is good; The spirit is daze, insemination fertilizes; Different stands, happens to match the seed; The mucus thickens, exactly is the heat." After 2 months of pregnancy, the sow should be raised in a single circle to prevent abortion. 3. Strengthen the management of suckling piglets (1) Fix the nipple and eat good colostrum. (2) Strengthen insulation, especially in winter, prevent thief winds and pad hay. (3) Early feeding, piglets can be fed 5-7 days after birth (10-20 grams of activated carbon per kilogram of feed to prevent diarrhea). (4) timely weaning, piglets weigh 0.5 kg, 2 months of weaning weight 3-5 kg. (5) Adopt "advanced immunity" to piglets, that is, piglets are injected with swine fever vaccine before they are eaten, and the piglet can eat colostrum half an hour after injection. (6) Observe the dynamics of piglets frequently and find that the sick pigs are treated in isolation to prevent cross-infection. 4. Feed and nutrient feeds can be prepared in corn, drums, rice bran, bean cake, bone meal, salt, etc. The feed for piglets contains 19% of crude protein, 15% of weaned pigs, 16% of pregnant sows, and 13% to 14% of boars. Feeding standards were 200 grams per day for 2 months of age, and 100 grams of feed was added for every additional month of age. At the same time to give green roughage and clean drinking water to meet their growth needs. 5. Feeding and management points (1) The shed is sunny, ventilated and dry, and it is divided into two types: single-circle and group-keeping. And keep pens, feed and drinking water hygiene. (2) Strictly control the amount of feed to prevent diarrhea due to too much feed. (3) Adhere to feed pellets or dry powder feed, provide sufficient water. (4) After the weaned piglets were immunized with the triple vaccine. (5) Pay attention to the positioning of eating, defecation, and sleeping triangles of tuned piglets.
Bee Pollen comes from
nature, is the bee from the flowers (nectar plants and pollen plants)
flowers collected in the pollen grains, and joined the special glandular
secretions (nectar and saliva) mixed into an irregular Flat round shape. Bee
pollen has a unique natural health care and medical and cosmetic value,
is more and more people know, is a high-protein low-fat nutritional
health food, known as "all-round nutrition food" "concentrated natural
medicine library" "Oral cosmetics" and so on, is the treasure of human natural food.
We provide rape pollen, tea pollen, sunflower pollen and mixed pollen, they are all collected from our professional green beefarm base.
We have applied the certificate of ISO, HACCP and GMP, making sure the quality of bee products.
Bee Pollen
Bee Pollen,Bulk Bee Pollen,Natural Bee Pollen,Mixed Bee Pollen
Easy Food (Jiaxing) Co., Ltd. , http://www.jxeasyfood.com