Garlic moss, with tall trees, rough trunks and sparse branches and leaves, has clusters of brown hook-shaped pods, 5- 1.2 cm long and 1.5 cm wide. Generally, a pod has 2-6 fruits. Zizyphus jujuba, also known as Zizyphus jujuba, tamarind, Luohuangzi, ebony (Hainan), "Han Mu" (Dai language), Tianmukan and Tongxuetu, is a tropical and subtropical evergreen tree in Sumeriaceae, containing only Zizyphus jujuba 1 species, and there are two types: sweet type and acid type. Ziziphus jujuba likes hot climate and can grow normally in areas with annual average temperature 18oc-24oc and annual rainfall of 500- 1200mm.
The weight of pod and pulp is about 1/2. Besides raw food, they can also be used to make drinks, concentrated fruit juice or jam, bread and cakes. Edible gum can be extracted from endosperm and used as additive in food processing technology. Leaves can be used as bleach for drinking water, and tender leaves, flowers and immature fruits can be used as vegetables.
As a famous fruit tree in tropical areas, it is quite famous in Taiwan Province Province, Fujian, Guangdong, Guangxi and Yunnan. Because of its dry and tough meat, sweet and sour taste and pleasant smell, it is deeply loved by the people in the producing areas.
Although the utilization of Zizyphus jujuba by China people is at its peak, with a wide variety and a long history of eating, Zizyphus jujuba is not in China, but in Africa, which is rich in melanin and desert. It is distributed from west to east and even as far as Arabian Peninsula, and it can be seen growing sturdily on the hillside facing the sea.
Sour corn on the market can be divided into sour corn and sweet corn according to taste, both of which are rich in organic acids, sugars, vitamins, protein, free amino acids and minerals. It is worth mentioning that the calcium content of Suanjiao is as high as123.014.00 mg/100g, which is unique in the field of "fruit food".