The three stone big fruit scorpion trees are 3-5m high, the tree is moderate, the tree pose is half open, the crown is medium, and the leaves are large and thick. Female and male plants are different in flowering, with multiple orders and more fruits, with an average of 2.2 capsules per order; the nuts are nearly spherical, yellowish brown, and the nuts are smooth. The nuts are large, thin and full of nuts. The fruit weight is 2-3 grams; the nuts are good and the taste is good.

The test results show that: three stone big fruit barley containing fat ≥ 57.0g / 100g, protein ≥ 16.5%, soluble total sugar ≥ 7.50%, water ≤ 6.00%, phosphorus ≥ 270mg / 100g, calcium ≥ 145mg / 100g, potassium ≥ 630mg/100g, iron ≥2.8mg/100g; fruit shell thickness ≤1.5mm, the kernel yield u003e43%.

Three stone giant fruit scorpion quality technical requirements (a) provenance. Big fruit scorpion. (2) Site conditions. The altitude is 100 to 300 meters and the frost-free period is not less than 120 days. Well-drained sandy loam, loam, light clay, soil thickness of 60cm or more. The pH is 5.5 to 6.2. (3) Cultivation management. 1. 2. 3. Planting density: ≤1665 plants per hectare. 4. Water and fertilizer management: no more than 7.5 tons of organic fertilizer per hectare. 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (4) Harvesting and storage. The base of the candied fruit is yellow, and it is picked, dislocated and naturally dried before landing, so that the moisture reaches 6% to 8%. The storage period at room temperature is ≤12 months. (5) Quality characteristics. 1. Sensory characteristics: the nuts are nearly spherical, yellow-brown, large and thin; the nuts are full, smooth and taste good. 2. Physical and chemical indicators: The nuts contain ≥57.0g/100g, protein ≥16.5%, total soluble sugar ≥7.50%, moisture ≤6.00%, phosphorus ≥2.7×102 mg/100g. Calcium ≥ 145.00mg / 100g, potassium ≥ 630.00mg / 100g, iron ≥ 2.80mg / 100g, single fruit weight ≥ 3.5g, shell thickness ≤ 1.5mm. The rate of bonus is u003e43%. 3. Safety requirements: Product safety indicators must meet the relevant regulations of the state for similar products.

Apply to：
The producers within the scope of protection of the three geographical indications of the big stone scorpion scorpion may apply to the Fushun Entry-Exit Inspection and Quarantine Bureau for the use of the “Special Mark for Geographical Indication Products”, which shall be examined by the Liaoning Entry-Exit Inspection and Quarantine Bureau and be examined by the National Quality Inspection. The General Administration announced the approval. The statutory testing agency for the three stone fruit dumplings is designated by the Liaoning Entry-Exit Inspection and Quarantine Bureau.