Ningqiang Walnut [Shaanxi Ningqiang Specialty]

What is Ningqiang walnut? Authentic specialty of Ningqiang, Shaanxi: Ningqiang walnuts

Summary:Do you want to know what Ningqiang walnuts are? This article is a detailed introduction to the special product of Ningqiang, Shaanxi Province - Ningqiang Walnut. It was compiled and edited by the editorial team of China Specialty Network after reviewing and collecting relevant information about Ningqiang Walnut. The full text takes about 7 minutes to read, mainly including the basic introduction of Ningqiang Walnut and its nutritional value? What are the product characteristics of Ningqiang walnuts? How did the history of Ningqiang walnuts come about? Wait

Basic introduction of Ningqiang walnuts

The area north of Wudingguan in Ningqiang County is rich in walnuts and has a long history of walnut cultivation. The thin shell walnuts produced are large in size, thin in shell, smooth in surface, shallow in stitching, high in kernel rate, easy to peel off intact kernels, sweet in taste, rich in oil, without bitterness, and high in protein content; Rich in vitamins, iron, zinc, calcium and other elements, it has the effects of nourishing qi and blood, improving vision and moistening lungs, and enhancing intelligence and brain health. It is a great tonic for health preservation

The fruit contains various trace elements such as 1,4-naphthoquinone, walnut leaf quinone, 4-hydroxy-1-naphthyl - β - D-glucopyranose, 4,8-dihydroxy-1-naphthyl - β - D-glucopyranose, potassium, calcium, iron, manganese, zinc, copper, strontium, etc. Immature fruit is rich in vitamin C. The fruit peel contains salicylic acid, p-hydroxybenzoic acid, vanillic acid, gentian acid, p-hydroxyphenyl acid, gallic acid, p-coumaric acid, ferulic acid, caffeic acid, sinapine acid, protocatechuic acid, syringic acid, and chlorogenic acid

The outer skin of immature fruits contains α - ammoniated walnut leaf quinone, β - hydrogenated walnut leaf quinone, α - hydrogenated walnut leaf quinone-4- β - D-glucopyranoside, 1,4-naphthoquinone, 2-methyl-1,4-naphthoquinone, walnut leaf quinone, 5-hydroxy-2-methyl-1,4-naphthoquinone, 5-hydroxy-3-methyl-1,4-naphthoquinone, 2.3-dimethyl-5-hydroxy-1,4-naphthoquinone, 2,3-dihydro-5-hydroxy-1,4-naphthoquinone, and 2,3-dihydro-5-hydroxy-2-methyl-1,4-naphthoquinone