Ginkgo biloba, also known as Ginkgo biloba, is the oldest existing seed plant in relict plant. Botany often compares Ginkgo biloba with dinosaurs and is known as the giant panda in the plant kingdom. Ginkgo biloba belongs to the category of dried fruits, and among many dried fruits, the economic value of ginkgo biloba ranks third. The value of ginkgo biloba is mainly reflected in food and medicine.

Ginkgo biloba is eaten to keep healthy and prolong life. Ginkgo biloba was listed as a royal tribute in the Song Dynasty. Japanese people have the habit of eating ginkgo every day. Westerners must eat ginkgo at Christmas. As far as eating methods are concerned, Ginkgo biloba mainly includes fried food, baked food, cooked food, side dishes, cakes, candied fruit, canned food, beverages and alcohol.

The medicinal use of Ginkgo biloba is mainly reflected in medicine, pesticides and veterinary drugs. In the Ming Dynasty, Li Shizhen once said: "Entering the lung meridian can benefit the temper, stop asthma and cough, and reduce defecation." Ginkgo biloba in Ben Feng Jing Yuan written by Zhang Lulu in Qing Dynasty has the effects of resolving phlegm, detoxicating and killing insects, and can be used to treat "furuncle, ulceration of mammary abscess, dental caries, infantile diarrhea, leucorrhea with red and white discharge, chronic stranguria, nocturnal emission and enuresis". In the Ming Dynasty, Chinese patent medicines made of Ginkgo biloba appeared in Jiangsu, Sichuan and other places for clinical use. Ginkgo biloba exocarp contains a lot of hydrogenated ginkgolic acid and ginkgetin. The water-soluble components of exocarp have good antitussive and expectorant effects, and their properties are similar to those of cyclophosphamide and dexamethasone. The effective rate of epicarp alcohol intermediate in inhibiting 22 common clinical pathogenic fungi was 865438 0%. 0. 1% hydrogenated ginkgolic acid inhibited 25 clinical pathogenic fungi with an effective rate of 92%. In addition, the inhibition rate of epicarp extract on apple anthracnose and other 1 1 plant pathogens reached 88%- 100%. The control rate of ethanol extract on geometrid reached 100% within 3 days, and it also had control effects on Tetranychus urticae, Myzus persicae, Chilo suppressalis and other pests. According to Compendium of Herbal Medicine of Folk Veterinary Medicine, Ginkgo preparation can treat strain of livestock, nasal congestion, lung abscess, cough due to lung deficiency, blood drop in urine, leucorrhea of female livestock, etc. Dingchuan decoction developed by Shandong Animal Husbandry Medical Station is used to treat infectious laryngotracheitis in chickens, and the cure rate is 95%.