Where is the producing area of iron walnut in Yunnan?

Mainly distributed in Nujiang, Kunming, Xishuangbanna, Luoping and other places. The shell of the fruit is hard and thick, which can be used to make all kinds of beautiful and durable handicrafts; in some places, special iron walnuts are selected to play with walnuts.

I. shape characteristics

Yunnan iron walnut, a large deciduous tree, usually takes 20 to 30 years to bear fruit. The trunk is 10 to 20 meters high, and the thickest trunk is more than one meter in diameter. Every year during the second and third months of the lunar calendar. It is when iron walnut trees put up bouquets that there are dozens of iron walnut florets in a bouquet. But a bunch of flowers often produce only one or three walnuts. After the bouquet dies, the walnut tree begins to sprout and grow into small leaves, and the withered bouquet gradually grows into a small walnut. Different trees of Yunnan iron walnut produce different fruit shapes, most of which are two-rowed, trigonous, quadrangular, pentagonal, hexagonal, heptagonal and octagonal. Of course, more than five edges are extremely rare. August is the ripening season for walnuts every year. The outer skin of Yunnan iron walnut will crack automatically when it is ripe. The walnuts in it automatically fall from the tree. After September, walnut trees begin to shed their leaves. At last all the leaves of the whole tree fell off, looked bare, and began to survive the winter.

Second, the main value

Iron walnuts are mainly used to extract oil, of which a large one, as well as trigonous walnuts or more, are widely collected by walnut collectors all over the country, which are used as fitness walnuts, that is, walnuts. Yunnan iron walnut, through the human hands for a long time unremitting play. Generally pass, soft and bright, knead red, knead thoroughly, hang porcelain. In four stages, it can become a walnut natural work of art with playing value, collection value, decoration value, ornamental value and fitness value. The fitness value of playing walnuts is very great. In the circle of playing walnuts, there are two poems. The first is: "Walnut never leaves hands and lives to 99." If you surpass Master Qianlong, the Rip King can't take it away. " The second song is: "turn the sun and the moon on the palm, time seems to go back." The whole body is full of blood, when is the white head? " It can be seen that the fitness value of playing walnuts is absolutely no less than ordinary physical exercise. As long as there is perseverance, or even worse. Yunnan iron walnut as a play walnut, compared with hemp walnut, its advantage is that iron walnut can be found in a variety of varieties, conjoined, half, trigonous, quadrangular and even more than five-rowed iron walnut. Large size, high density, high hardness, high quality, heavy in the hand, not easy to break.

About Yunnan iron walnut, in the circle of playing walnut, there is such a poem: "Yunnan wild iron walnut, a tree and a brand since ancient times." Who doesn't love Chinese natural works of art through the ages? " It can be seen that iron walnut, as a branch of playing walnut, is loved by walnut lovers and has research value.