Songyang Black Pig is a geographical indication certification trademark.

Songyang black pig has black hair all over its body. The central production area is located in Songyang County, so it is named Songyang black. Songyang black pig is a medium-sized variety that uses both meat and fat. .

History of Breeding

Zongyang black pigs are commonly raised in various places. "Tongcheng County Chronicles" in the 7th year of Daoguang reign of the Qing Dynasty: "The ones produced here have thin skin and good taste. They have been produced since Haoshou (pig)" Those who come have thick skin and are not beautiful, so there is a difference between country pigs and Huai pigs." "Zongyang Black Pig" is medium in size. Adult male pigs are generally 73 cm tall and 136 cm long. Female pigs are basically the same in height, length and girth. Its shape is "horse face, lion face, sheep eyes, big ears, flat back and big buttocks".

Variety characteristics

(1) It is resistant to coarse food, has strong foraging ability, and is easy to raise. It can be stocked on lake beaches and embankments and only needs to be fed in the morning and evening. (2) Female pigs have strong reproductive capacity. Generally, female pigs are effective in 07-8 pairs. After breeding, they will produce 7-9 seeds for the first time and 12-14 piglets thereafter. Female pigs have strong piglet protection during lactation. (3) Piglets grow quickly and generally weigh about 9 kilograms in 40 days. At 10 months after weaning, the weight is about 90 kilograms and the meat yield rate is 75. The meat is tender and tender, the skin is thin, the skin is colorful, the color is bright, and the soup is boiling. The meat is rotten and delicious. After the founding of the People's Republic of China, "Songyang Black Pig" was classified as a top-quality pig and exported to the Soviet Union. In 1958, pig breeds such as "Berkshire", "Yorkshire", "Neijiang |" and "Rongfu" were introduced. Farmers like to raise Berkshire (black pigs) and Yorkshire (white pigs). The piglets that are hybridized with local pig breeds are characterized by their resistance to intensive feeding, easy feeding, and moderate fat content. After 1985, the county demonstration farm breeding farm carried out the work of purifying and preserving the "Zongyang Black Pig".

Distribution of production areas

The current central production areas of Songyang black pig are in Qilin Town, Fushan Town, Yijin Town and Qianqiao Town in Songyang County. The four towns belong to hilly areas. It has a high forest coverage rate, superior sunshine, water resources and climatic conditions. In particular, it has a relatively widespread mass base and valuable breeding experience in raising Songyang black pigs. .

Producing environment

The Songyang black pig producing area is located on the north bank of the Yangtze River just east of Anqing City, located at 117°05′～117°43′ east longitude and 31°01′ north latitude. ~31°38′. The total area is 1808.1 square kilometers. It is bounded by Baitu Lake, Caizi Lake and Tongcheng County *** Water to the west; it is adjacent to Anqing City in the southwest corner; it is bordered by Wuwei and Lujiang counties in the north; it faces Tongling and Guichi across the river in the southeast.

The geological structure of Songyang belongs to the famous Lu (Jiang) Song (Yang) volcanic rock basin. It is a humid northern subtropical climate zone. The climate features are four distinct seasons, sufficient sunshine, abundant heat, abundant rainfall, and a long frost-free period. There is more precipitation in mountainous areas than in hills and plains. The dominant wind direction is northeasterly all year round, with an average annual wind speed of 3.2 meters/second. The territory is crisscrossed by rivers and has a well-developed water system, which provides unique advantages for farmland irrigation, aquatic products, livestock and poultry breeding, and water transportation.

Songyang County is 38.9m above sea level, with an average annual temperature of 16.5°C and an average annual precipitation of 1362.5 mm. The precipitation in winter is small, and the rainfall in summer (the rainy season) is concentrated, accounting for about 40% of the annual total. The relative humidity is 76, the frost-free period is 251 days, the sunshine is 2065.9 hours, the light and hot water are basically in the same season, and the regional characteristics are obvious. The rural economy has basically formed three major regional rural economies: along the river, along the lake, and in the northwest low hills and mountains. The unique geographical terrain is the whole The county's pig development provides good agricultural resources. In addition, the main crops in Songyang County include grains, oils, fruits, vegetables, potatoes, etc., with rich sources of green roughage. .