Octagonal musk (star anise)

a species of octagonal genus, the academic name Illicium verum Hook.f., alias big musk, big material.evergreen trees, fragrant crops. The fruit is flavored and can also be medicinal. There are warm, cold, warm bone, gas, pain relief and other effects. Branches, leaves, fruit distilled volatile musk oil, is an important aromatic oil. Fresh peel oil 5-6%, fresh seed oil 1.7-2.7%, fresh leaf oil 0.75-0.9%, 80-90% of the ingredients for the anothole, the main production of China's Guangxi Longzhou mountain area, Guangdong, Taiwan, Yunnan, Guizhou, Fujian has also been cultivated. Vietnam is also distributed. In 1982, Guangxi cultivated an area of 36,000 hectares, with an annual output of 4000-6400t. Year-on-year export volume of 1500-2000t, musk oil about 200t. The world's dry octagonal annual sales of 3000-4000t, musk oil about 500t. Guangxi, China, "Tianbao" musk oil, well-known in Western Europe, internationally renowned.plants are 10-15m high and the bark is grey-brown. Single-leaf mutual, semi-leather, full edge, oval or oval-shaped needle shape. Flowers of both sexes, born between the leaves, pink to crimson, flowering twice a year, flowering in February-March, 9-10 months fruit ripe;fruit, star radiation octagonal.is born in the subtropical southern mountains of the humid and warm environment, the average annual temperature is not less than 0 degrees C, the annual rainfall of 1300-1400mm, relative humidity of more than 80%. The soil is deep, fertile and pH5-6 suitable. Young trees are happy shade, old trees are happy. Shallow roots, brittle branches, not resistant to wind. Mainly breeds with seeds. 8000-9000 seeds per kg, 25-45 kg per hectare. The seedlings are 50-70cm tall and can be planted out of the nursery. Suitable woodland to foggy, quiet wind low altitude valley as well. Fruit forest plant line distance of 5×5m, leaf forest 1×1m, cave fertilization, rainy season planting. Early can be planted cassava and other high straw crops shade. Timely weeding, loose soil, application, planting 3-4 years, leaves with plants at 60-70cm off the ground to cut dry, promote the germination of side branches. It can also be live-streamed for afforestation or natural updates.main pests are octagonal , golden flower insects, elephant nasal insects as pest blades, can be 70% enemy insects 300 times liquid spray killing. The disease is anthrax, which can be sprayed with Bordeaux liquid to prevent and control. After 7-10 years of breeding began results, 15 years into the fertility period, in good conditions of water fertilizer, the fertility period of about 70 years. After harvesting timely drying or drying, fresh dry ratio of about 3:1. Leaves are harvested 4 years after planting, producing 1200 kg of fresh leaves per hectare, and 2.5-3.5 kg of fresh leaves per plant in 6-20 years.。