Bamboo Sea Long Skirt Dictyophora

Bamboo Sea Long Skirt Dictyophora

Bamboo Sea Long Skirt Dictyophora is a geographical indication agricultural product.

　　Variety Name: Bamboo Sea Long Skirt Dictyophora Approval Number: Chuan Shen Jun No. 1 Variety Source: This variety was derived through tissue isolation from wild long skirt dictyophora by the Yibin Agricultural Science Institute and the Changning South Bamboo Management Office. Characteristics: This variety features high yield, good quality, strong adaptability, excellent marketability, and strong market competitiveness. Yield Performance: Comparative trials from 1991 to 1993 yielded 225.0–260.0 grams per square meter, representing an increase of 25–65.5% over the control variety Nanjing Long Skirt. Cultivation Points: 1. It is better to mix coarse and fine raw materials. 2. Choose sunny or semi-sunny locations, avoid shaded slopes, preferably use virgin soil, and avoid repeatedly cultivated land. 3. For the spawn bed, use small compartments, ample material, and sprinkle lime for disinfection before inoculation. 4. The covering soil should be fertile, with moderately sized soil particles, and applied in two layers. Planting Regions: Can be cultivated at altitudes ranging from 300 to 1,000 meters. Suitable for bamboo forests, woodlands, orchards, and cornfields.

　　Geographical Scope

　　Bamboo Sea Long Skirt Dictyophora is produced in Changning County, Yibin City, Sichuan Province. The protected geographical indication area covers 18 townships in the northern hilly region of Changning County, including Changning Town, Sanyuan Township, Huatan Town, Jingjiang Township, Tongluo Township, Zhuhai Town, Taoping Township, Laoweng Town, Xiachang Town, Meibai Township, Guhe Town, Kaifo Township, and Tonggu Township, as well as the southern low-mountainous regions such as Dongdi Town, Longtou Town, Shuanghe Town, Fuxing Township, and Medong Town. The geographical coordinates are between 104°44′00″–105°03′00″ east longitude and 28°25′00″–28°48′00″ north latitude. It borders Jiang’an County to the east, Xingwen and Gong counties to the south, Ga county to the west, and Cuiping District and Nanxi County to the north.

　　Product Quality Characteristics

　　(1) External Sensory Characteristics: The dried Bamboo Sea Long Skirt Dictyophora has a pure white color, with a fruiting body length of 12–20 cm, a volva diameter of about 3–5.5 cm, and a white veil that hangs down over 10 cm from the cap, featuring polygonal meshes 5–10 mm wide. The stipe is white, hollow, sponge-like in texture, 2–3 cm thick at the base and gradually tapering upwards. It has the distinctive aroma of dictyophora and a crisp, tender texture. (2) Internal Quality Indicators: Crude protein ≥14%, crude fiber ≤10%, moisture ≤13%. (3) Safety Requirements: Bamboo Sea Long Skirt Dictyophora complies with the standards of "Non-polluted Forest Product – Dried Dictyophora" (DB51/T508-2005).