Avocado, also known as avocado, pear and avocado, is a rare fruit in tropical areas and is rarely cultivated at present. Latin name: American pepper. An evergreen tree of angiosperms of Lauraceae and Avocado with gray-green bark and longitudinal cracks. Leaves alternate, oblong, oval, ovoid or obovate, acute at the apex, cuneate at the base, acute to suborbicular, leathery, green at the top and usually slightly pale at the bottom. When young, the upper surface is sparsely yellowish brown, when old, the upper surface is hairless and the lower surface is sparsely puberulent. Feather vein and midvein are flat up and down, and the lower part is obviously protruding, which is native to tropical America. Guangdong (Guangzhou, Shantou), Hainan (Haikou), Fujian (Fuzhou, Zhangzhou), Taiwan Province Province, Yunnan (Xishuangbanna) and Sichuan (Xichang) have a small amount of cultivation. It is also cultivated in the Philippines and Central Europe. Fruit is a kind of fruit with high nutritional value, rich in vitamins, fat and protein, and high in sodium, potassium, magnesium and calcium. Besides being eaten as raw fruit, it can also be eaten as dishes and canned food. Nuts contain fatty oil, which belongs to non-drying oil and has a mild aroma. It is used in food, medicine and cosmetics industries. Avocado 1 is light and fragrant, edible after peeling, with hard pulp, less moisture and buttery taste.