大蒜在苏北盐城市栽培历史已久,每亩经济收入约2500元,已成为蒜区农民的主要经济来源。全市常年种植面积稳定在10.3万hm2。大蒜叶枯病(StemphyliunbotryosumWallroth)是苏北沿海大蒜上的最主要病害,正常年份均达中等以上发生水平,产量损失10%～40%,重发年(如2002年)减产约60%, Garlic has long been cultivated in Yancheng City, northern Jiangsu Province, with an economic income of about 2,500 yuan per mu and has become the major source of income for peasants in the garlic area. The city’s perennial planting area stabilized at 103,000 hm2. Garlic leaf blight (Stemphyliunbotryosum Wallroth) is the most important disease on garlic in the coastal areas of northern Jiangsu Province. The average annual incidence of garlic stripe rust is 10% ~ 40% in normal years and about 60% in heavy years (eg 2002)