GB/T 43837-2024Luchuan pig (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.

1 Scope

This document specifies the origin and characteristics of the Luchuan pig breed, its body shape and appearance, adult weight and size, production performance and basic requirements for breeding. The determination method.

This document applies to the identification of Luchuan pigs.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to this document.

NY/T 820 Technical Specifications for Breeding Pig Registration

NY/T 821 Technical Specification for Determination of Pork Quality

NY/T 822 Procedure for determination of production performance of breeding pigs

NY/T 825 Technical specification for determination of carcass traits of lean pigs

3 Terms and definitions

There are no terms or definitions that require definition in this document.

The origin of Luchuan pig is Luchuan County, Yulin City, Guangxi Zhuang Autonomous Region, with Luchuan County as the central production area. It belongs to a group of Guangdong and Guangxi small flower pigs.

It is mainly distributed in Yulin, Guigang, Qinzhou, Beihai, Wuzhou, Hezhou and other places in Guangxi Zhuang Autonomous Region, as well as Zhanjiang, Maoming and other places in Guangdong Province.

It has the characteristics of strong adaptability, tender and juicy meat, early maturity and easy fattening, good maternal instinct and tolerance to rough feed.

The head, ears, front neck, back, waist, buttocks and tail of the Luchuan pig are black, with white in the middle of the forehead and the rest of the body.

Black skin with white fur, mostly with white skin and white fur on the back of the neck. Small body, short, wide and round. Short head, fat cheeks and submandibular Thick, medium-length mouth, slightly concave or straight face, wide forehead with "Y"-shaped or diamond-shaped wrinkles; small, upright ears, slightly stretched outward. Back waist is often concave, pregnant In the late pregnancy, the abdomen is large and droopy, dragging on the ground. The limbs are short and strong, the hooves are wide and solid; the forelimbs are upright, the hind limbs of the sow are slightly bent, and most of them are lying.

There are 6 to 7 pairs of effective nipples. The rump is short and slightly tilted, the tail root is thick and high, and the tail is long. See Appendix A for photos of Luchuan pigs.

4 Origin and characteristics of varieties

5 Body shape and appearance

6 Adult weight and size

The weight and size of adult boars (23 to 25 months old) and adult sows (third litter, 2 months of gestation) should meet the requirements of Table 1.