Dongzhi Black Fungus [Anhui Dongzhi Specialty]

What is Dongzhi black fungus? Authentic Anhui Dongzhi specialty: Dongzhi black fungus

Content summary:Do you want to know what Dongzhi black fungus is? This article is a detailed introduction to the Anhui Dongzhi specialty - Dongzhi black fungus. It was compiled and edited by the editorial team of China Specialty Network after reviewing and collecting relevant information on Dongzhi black fungus. The full text takes about 5 minutes to read, mainly including the basic introduction of Dongzhi black fungus and the product characteristics of Dongzhi black fungus? Awards and honors for Dongzhi black fungus

Basic introduction of Dongzhi black fungus

Dongzhi black fungus dry product has a keratinous appearance, brown on the front and gray white on the back, with a solitary ear shape and clear ear scars. After foaming, the surface of the flower is black and shiny, the back of the flower is slightly gray white, the ear flaps are stretched, the ear pieces are thick, the flower pieces are elastic, and the texture is soft; Delicious and smooth in taste

Landform and soil conditions Dongzhi County is the core area of the national ecological economy demonstration area, and edible fungi is the advantage area of Anhui Province's characteristic agricultural products in the east. Dongzhi County is located in the southern Anhui mountain area, with the mountain range of Mount Huangshan Mountain, and to the east, it is surrounded by dense vegetation around the auricularia auricula production area. The mountainous area accounts for 70% of the regional area, and the forest coverage rate in the territory is as high as 58.7%, creating a superior ecological environment for the growth of a variety of edible fungi, which is suitable for the production of high-quality auricularia auricula. The soil is rich in elements such as selenium, which is beneficial for the biological enrichment of black fungus from the cultivation materials. The hydrological situation of Dongzhi County is located in the mountainous area of southern Anhui, with three major river systems including Huangpen River, Yaodu River, and Longquan River. The water system is well-developed. The water source used for the production of black fungus is sufficient and guaranteed, with clean and pollution-free water quality, which is conducive to producing high-quality Dongzhi black fungus. The climate in Dongzhi County belongs to the northern subtropical humid monsoon climate zone, with a mild and humid climate, abundant rainfall and sunshine, distinct four seasons, an annual average temperature of 16.9 ℃, a large temperature difference between day and night in mountainous areas, an average rainfall of 1554.4mm, an annual average relative humidity of 80%, and a frost free period of 225 days throughout the year. The superior climate characteristics provide favorable climatic conditions such as light, temperature, humidity, and oxygen for the mesophilic fungus black fungus, providing environmental protection for the good growth and development of black fungus in the east

The geographical indication protection area for black fungus agricultural products in Dongzhi County, Chizhou City covers 15 townships and 251 administrative villages, including Longquan Town, Zhaotan Town, Nixi Town, Guangang Town, Xiangyu Town, Yaodu Town, Zhangxi Town, Yanghu Town, Gegong Town, Dongliu Town, Shengli Town, Dadukou Town, Huayuan Township, Muta Township, and Qingshan Township. The geographical coordinates are: longitude 116 ° 38 ′ 31 "to 117 ° 18 ′ 10" east and latitude 29 ° 33 ′ 54 "to 30 ° 29 ′ 57" north. The protected area is 900 hectares, with an annual output of 13500 tons (dry production)

External sensory characteristics: Dry keratin like, brown on the front, gray white on the back, solitary ear shape, clear ear scars. After foaming, the surface of the flower is black and shiny, the back of the flower is slightly gray white, the ear flaps are stretched, the ear pieces are thick, the flower pieces are elastic, and the texture is soft; Delicious and smooth in taste. The intrinsic quality of black fungus ranges from protein content ≥ 8g/100g, elemental selenium content ≥ 0.08mg/kg, elemental zinc content ≥ 13mg/kg, and moisture content ≤ 13%. The safety requirements are that the irrigation water for black fungus in Dongzhi complies with the provisions of GB5749, and agricultural inputs such as raw materials comply with the provisions of NY5099

Awards and honors for Dongzhi black fungus

Dongzhi black fungus was announced by the Ministry of Agriculture and Rural Affairs in April 2021 as the "first batch of registered agricultural products with geographical indications in 2021"