Wendeng Ginkgo [Shandong Wendeng Specialty]

What is Wendeng Ginkgo biloba? Authentic Shandong Wendeng specialty: Wendeng Ginkgo

Content summary:Do you want to know what Wendeng Ginkgo is? This article is a detailed introduction to the Shandong Wendeng specialty - Wendeng Ginkgo. It was compiled and edited by the editorial team of China Specialty Network after reviewing and collecting relevant information on Wendeng Ginkgo. The full text takes about 6 minutes to read, mainly including the basic introduction of Wendeng Ginkgo and the product characteristics of Wendeng Ginkgo? Wait.

Basic Introduction of Wendeng Ginkgo

There are 13 ginkgo trees that are over 100 years old in Wendeng, located in the eastern part of the Jiaodong Peninsula. The main varieties are round bell, big golden pendant, and big horse bell. The seeds of Ginkgo biloba in Wendeng are drupe shaped, with long stalks, drooping, elliptical, oblong inverted, oval or nearly spherical shapes, measuring 2.5-3.5 cm in length and 1.5-2 cm in diameter; The false seed skin is fleshy, covered with white powder, and when mature, it is light yellow or orange yellow; Seed coat bone, white, often with 2 (rare 3) longitudinal ridges; Inner seed membrane texture, light reddish brown. The phenomenon of size and age is not very obvious, but it has the advantages of large fruit (grain weight 2.1-3.1g), thin shell (thickness 0.046-0.059), full kernel (kernel yield up to 80.6% -88.5%), sufficient pulp water, high kernel yield, and storage resistance. According to the testing results of the Food Quality Supervision and Inspection Testing Center of the Ministry of Agriculture (Jinan), the seeds of Ginkgo biloba in Wendeng contain 12.34 grams of protein, 1.9 grams of fat, 17.3 grams of soluble solids, 7.74 milligrams of calcium, 160 milligrams of phosphorus, 7.07 milligrams of iron per 100 grams. They also contain various amino acids, minerals, and trace elements such as starch, crude fiber, sucrose, carotenoids, riboflavin, flavonoids, etc. Wendeng Ginkgo has many advantages, such as fine texture, strong stickiness, aroma, no bitterness, strong yield performance, fine seed shell structure, and rich nutrition. During the three-year period from 1993 to 1995, the entire region cultivated 10000 acres of high-yield ginkgo forests. The Wendeng ginkgo trees were very suitable in terms of local soil and climate, laying a solid foundation for the development of the ginkgo industry. Wendeng Wanmu Ginkgo Base has been listed as a national demonstration base for high-yield and high-quality dried fruits.

Regional Scope

The protected area of Ginkgo biloba in Wendeng is located between 36 ° 52 ′ and 37 ° 16 ′ north latitude and 121 ° 43 ′ and 122 ° 19 ′ east longitude, covering 687 administrative villages in 15 town (office) development zones within Wendeng City, starting from Dianzitou Village in Jieshi Town to the north; East to Gushi Village, Dashuipo Town; South to Qiandao Village, Zeku Town; Located in Xitanjiakou Village, Gejia Town, with a protected area of 700 hectares and an annual total output of 2520 tons. What are the product features of Wendeng Ginkgo biloba?

1. External sensory characteristics: The seed is drupe shaped, with a long stem, drooping, elliptical, oblong inverted, oval or nearly spherical shape, measuring 2.5-3.5 cm in length and 1.5-2 cm in diameter; The false seed skin is fleshy, covered with white powder, and when mature, it is light yellow or orange yellow; Seed coat bone, white, often with 2 (rare 3) longitudinal ridges; Inner seed membrane texture, light reddish brown. The phenomenon of small and large age is not very obvious, but it has the advantages of large fruit, thin shell, full kernel, sufficient pulp and water, high nucleation rate, and storage resistance.

2. Internal quality indicators: Wendeng Ginkgo biloba seeds have high protein content, fine texture, strong stickiness, aroma, no bitterness, strong high-yield performance, fine seed shell structure, rich nutrition and many other advantages. After testing, protein ≥ 10%, fat ≥ 1.5%, soluble solids ≥ 15%, calcium ≥ 5mg/100g, phosphorus ≥ 150mg/100g, iron ≥ 5mg/100g. It also contains carotenoids, riboflavin, as well as various components such as resveratrol, white fruit phenol, white fruit acid, flavonoids, terpenoid lactones, etc., making it a high-quality therapeutic dried fruit.

3. Safety requirements: GB3095-1996 Air Quality Standard, GB5084-1992 Irrigation Water Quality Standard, GB3838-1988 National Surface Water Quality Standard, GB4285-1989 Pesticide Safety Use Standard