First, the choice of parents: breeding pig farms should be selected from the offspring of the core group sows and excellent boars, commodity pig farms must also be the offspring of clear excellent male and female pigs. The boar has good growth and development, high feed remuneration, high carcass leanness, and no hereditary hidden troubles; the breeding sows need more litters, have stronger sucking power, better motherhood, and have more than two litters, and the number of litter-producing pigs is high. The primary body is significant.
Second, the choice of gilt birth season: Select gilts are generally reserved for spring, because the spring climate is mild, sunny, green feed is easy to solve, good breeding, to the year of August 9 months, weight, age can reach breeding Requirements, body condition, physique and physiology are all mature and can participate in breeding on time.
Third, the choice of gilts individual: After the piglets give birth, from the beginning of the lactation to pay attention to the selection of birth weight, good growth and development, rapid weight gain, strong physique, weaning body is significant, effective not less than 14 nipples, and arranged neatly and evenly , Sapless nipples, gilts with no major defects in appearance. The number of reserved heads should be 2.5 to 3 times the number of pigs selected.
IV. Final Selection: After weaning piglets, male and female pigs are reared separately until the gilts weigh up to about 65 kg. According to the performance of their parents, reference is made to the development of the individual, and the selection from the litter of pigs grows faster and faster. Large, no defects left for species use. The selected sows were reared in groups of 5 to 10, and adult boars were placed into the sow group for 20 minutes every day for 10 days. The heat was found on 18-24 days with obvious signs, limbs, nipples, and growth. Indexes such as speed and backfat thickness, which meet the characteristics of this breed, can be identified as qualified gilts and can be bred on the third estrus. After the selected gilts have their first-born piglets, they have to make their third choice based on their reproductive status.
1. We have Good location
We`re located in the well known Ningbo International Port.
2. We`re Well-experienced
Tropical Group has many factories in the world, has 48 years experience in seafood export
3. We`re High quality assurance
Our company has passed HACCP, BRC, MSC, FDA, KOSHER and the other certifications.
4. We can do Best price
We are an industry and trade integration enterprise, which producing, packing and selling all by ourselves, greatly reducing the price difference caused by broker
5. We have Rich products
We have our own design department and R & D team, which can design personalized products according to customers' requirements.
6. We can do On-time delivery
Our products are exported to the United States, South America, Africa, Europe, Russia and other countries and regions. Company exports amounted to more than US$60 million in last year, enjoys high reputation in the aquatic products industry.
Contact: Ms. Sunny WANG
Canned Herring,Herring Tinned,Herring Fish Canned,Canned Herring Fish
Tropical Food Manufacturing (Ningbo) Co., Ltd. , https://www.tropical-food.com