大蒜属世界性蔬菜,世界各地分布广泛。近年来发达国家栽培面积逐渐减少,而发展中国家尤其亚洲国家栽培面积逐年扩大,国际贸易量也逐渐扩大。我国大蒜资源丰富,是世界上最大种蒜国,生产量具世界首位,又是主要的贸易国之一。由于大蒜的经济效益突出,大蒜种植面积逐年扩 Garlic is a worldwide vegetable, widely distributed around the world. In recent years, the cultivated area of ​​developed countries has gradually decreased while the cultivated area of ​​developing countries, especially in Asia, has been expanding year by year, and the volume of international trade has also gradually expanded. China is rich in garlic resources, is the world’s largest garlic country, the production of the world’s first, is one of the major trading countries. Due to the prominent economic benefits of garlic, garlic planting area expanded year by year