The original ecological environment in Jiulongchuan Nature Reserve has not been damaged. It is an alpine zone with high altitude, long sunshine, large temperature difference, wide forest coverage, high negative oxygen ions in the air, more than 120 springs in the mountains, and water quality by the national authorities. It is tested to meet the original ecological water source standard, which is ultra-low sodium calcium water of medium carbonic acid. It is a rare mountain spring water and can be directly consumed. Jiulongchuan mushroom is all irrigated with mountain spring water. Its mushrooms are rich in: phosphorus, iron, magnesium, zinc, calcium, sodium, potassium, copper, selenium, and many trace elements needed by the human body. The content is 4.26 times that of ordinary shiitake mushrooms, which is 0.11 mg/kg. The nutritional value is very rich. The meat of Jiulongchuan mushroom is thick, the inside of the mushroom cover is rolled, the color is bright, the taste is mellow, the taste is unique, the quality is superior, and it is deeply loved by consumers.

Jiulongchuan mushroom cultivation has a long history, planting area of ​​1,100 acres, with an annual output value of more than 30 million yuan. Jiulongchuan Village is located in Jiewen Town, Haicheng City, 50 kilometers away from the urban area. It has more than 20,000 acres of forest, more than 300 species of various animals, and is covered with a large number of vegetation. The natural resources are unique and the provincial level approved by the Liaoning Provincial Government. Nature reserve. [Growing Environment] Jiulongchuan Village is located in the town of Jiewen Town, Haicheng City, 50 kilometers away from the urban area. It has more than 20,000 acres of forest, more than 300 species of various animals, and is covered with a large number of vegetation. The natural resources are unique and beneficial to mycelium. Survival and growth. [Quality characteristics] Beautiful appearance, rich fleshy, fragrant and smooth, nutritious. [Optional skills] First, according to the category, the best mushroom, the second is the thick mushroom, the third is the mushroom; the second is to look at the shape of the mushroom, the shape is neat, the round copper rim (curling) is thick. Excellent, the mushroom refers to the mushroom with obvious pattern on the mushroom cover; the third is to look at the color, the general yellow brown is normal; the fourth is to see if the mold will turn black and the fragrance is normal; the fifth is the size according to the size of the mushroom cover, the diameter 6 cm or more is the first level, 4 cm - 6 cm is the second level, 2.5 cm - 4 cm is the third level, and so on. [Storage method] Fresh shiitake mushrooms should be stored at low temperature, and it should not be stored for more than 3 days. Dry shiitake mushrooms should be sealed, placed in a sheltered place from the wind, pay attention to moisture. [Eating method] Soak in boiling water for 1-2 hours, go to the root pedicle, usually as a recipe for high-grade dishes, stir-fry with chicken, duck ham stew or with bamboo shoots and meat slices, the taste is very delicious. Mushroom + papaya = papaya contains papain and lipase, and the mushroom has the effect of reducing blood pressure and reducing fat. Mushroom + Tofu = spleen and stomach, increase appetite. Mushroom + glutinous rice = nutritious, phlegm and qi. Mushrooms are delicious and delicious foods, which are good for hunger, spleen and blood, phlegm and qi, etc. glutinous rice has the effect of spleen and dampness, clearing heat and draining pus, both of which are anti-cancer products, which are cooked together into porridge, or Steamed into glutinous rice mushroom rice, it has the effect of spleen dampness, qi and phlegm, and is an ideal diet food for liver disease and liver cancer patients. [Recommended recipe] mushroom chicken soup

Jiulongchuan mushroom quality technical requirements I. Seed source Jiulongchuan local mushroom variety 2, site conditions base 400-500 meters above sea level, flat terrain, and use Jiulongchuan unique spring water irrigation. The raw materials for production come from the smashed wood chips, organic grains, gypsum and sucrose from the mulberry silkworms in the Jiulongchuan Protected Area of ​​Haicheng. Third, the production process management (a) cultivation management 1. Cultivation substrate preparation formula main material from the Jiulongchuan protection area, the proportion of ingredients: wood chips 78%, organic grains 糠 20%, sucrose 1%, gypsum powder 1%, water amount . 2. The optimum conditions for the growth of mushroom mycelial growth, from October to March of the next year, until the beginning of May, the temperature of the bacteria is 22 ° C ~ 26 ° C, the air humidity is 60% ~ 65% , well ventilated, dark or low light. No ventilation or a small amount of ventilation 1 to 6 days after inoculation. 3. Mushroom management (1) When the mushroom is released from May to October, the temperature is high and the temperature is 15 to 25 °C, the medium temperature is 7 to 20 °C, and the low temperature is 5 to 15 °C. (2) Cultivation of watery bacteria rods: the water content of the long hyphae culture material is 45% to 50%, the relative humidity of the air is 60% to 70%; the water content of the culture material in the mushroom stage is 50% to 60%, and the relative humidity of the air 80% to 90%. (3) The growth of shiitake mushroom hyphae should be kept away from light, and the fruiting body should have scattered light during the growth stage. (4) The environment for the growth and development of the mycelium of the mushroom, the pH of the culture material is controlled at 3 to 7, and the pH value of the fruiting body during the development and control period is 3.5 to 4.5. (2) Harvesting from May to October, when the fruiting body grows to the membrane, the cap is not fully stretched, the edge is rolled, the pleats are all elongated, and when the white is turned brown, the fruiting body is already mature. , you can harvest. Fourth, the quality characteristics 1. Sensory characteristics: Jiulongchuan mushroom meat is thick and mellow. 2. Physical and chemical indicators: fresh shiitake protein ≥15%, ash ≤8%, moisture ≤86%, dried shiitake protein ≥15%, ash ≤8%, moisture ≤3%, selenium content ≥0.11mg/kg. V. Safety and other quality technical requirements Product safety indicators must meet the relevant regulations of the state for similar products. The use of pesticides must comply with relevant national regulations and must not pollute the environment.

Apply to：
Producers within the scope of the Jiulongchuan mushroom production area may submit an application to the Haicheng Municipal Market Supervision Administration for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Liaoning Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The inspection mechanism of Jiulongchuan shiitake mushroom is selected by the Liaoning Provincial Quality and Technical Supervision Bureau in the testing institutions that meet the qualification requirements.