Pine seed is both a delicious food and a therapeutic food. "Materia Medica" said: "Pine seed is sweet and bloody, blood gas to make up, then the five internal organs are self-lubricating, so it can be extended, and the body is not old." Known as "longevity fruit." After testing, the pine seed contains more than 100 kinds of beneficial ingredients for the human body. It has unique physiological and health functions, its temperature is warm, it has the functions of nourishing yin, quenching the wind, moistening the lungs and smoothing the intestines. It is popular for wind, dizziness and dryness. Cough, vomiting blood and other diseases have adjuvant treatment. Pinecone powder made from pine nuts, brain and brain, anti-aging and longevity, moisturizing and beauty, prevention of cardiovascular diseases, laxative effect is particularly popular, very popular.

Huzhong pine seed is mature for three years: it is bred in the first year, flowering in the second year, and seeding in the third year. It is one of the longest seeding species in the world. Therefore, Huzhong pine seed is also called “ Thousands of fruit." The flowers of the pine are yellow and purple, and the two sexes are the same. The pines usually bloom in June and July, and the seeds are seeded in July of the following year and mature in September. The fruit is called the pine cone and is 3-7 cm long. Its seed is the pine seed. It is different from the common pine seed. It is characterized by small seeds, thin skin, high yield, convenient consumption, delicious taste and flavor. The mellow is comparable to other pine nuts.

Technical requirements for the quality of pine nuts in Huzhong. 1. Name of species Pinus pumila, belonging to Pinaceae and Pinus Linn. Second, the site conditions The lower limit of altitude is not less than 800m, the slope does not exceed 20%; the soil pH value is 4.0 to 6.5 dark brown coniferous forest soil. Third, tending management 1. Health care: cutting out the natural sapwood forest disease and mechanical damage to trees and branches. 2. Light-transfer tending: cut the upper-level forests that affect the growth of Pinus koraiensis. The canopy density of the upper-layer wood is less than 0.4, and the forest stand with the natural pine looseness coverage of u003e80% is appropriately thinned and controlled at 60 to 80%. 3. Establish ventilation ducts: For the large-scale, concentrated and contiguous pine forests, the ventilation ducts are cut at intervals of 50 meters every 50 meters. The slope of the air ducts is parallel to the contour line. 4. Harvesting: After the pine seeds are fully mature at the end of August each year, they can be harvested. After harvesting, they should be dried and de-seed as soon as possible. 4. Transportation and Storage 1. During storage and transportation, pine nuts are strictly prohibited from being mixed with toxic, odorous, moldy and other items that are prone to spread pests and diseases. 2. It is strictly forbidden to rain and pay attention to moisture. The storage ground of the pile of loose seeds should be laid with a sleeper, which is well ventilated to prevent the bottom from getting wet and pay attention to the collapse. After storage, it is necessary to strengthen measures such as anti-mildew, anti-insect, anti-oil and anti-rat in the warehouse. V. Quality characteristics 1. Sensory index: Table 1 Sensory index Item index Triangle shape obovate, slightly flat, wingless scent, loose scent, no rancidity, dark brown color, complete seed coat gloss, clean surface uniformity Length 7-10mm, diameter 5-7mm, even and tidy 2. Physical and chemical indicators: Table 2 Physical and chemical indicators Item index protein ≥ 14.5% Crude fat ≥ 45% 100 weight (g) ≥ 10 Impurities ≤ 2% Moisture ≤ 7% Renault rate ≥ 45% 3. Safety and other quality technical requirements: Product safety and other quality requirements must comply with relevant national regulations.

Apply to：
Producers within the scope of the Husong pine seed production area may apply to the Quality and Technical Supervision Bureau of the Daxinganling Administration for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Heilongjiang Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing mechanism of Huzhong pine seed is selected by the Heilongjiang Provincial Quality and Technical Supervision Bureau in the testing institutions that meet the qualification requirements.