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陕西省汉中地区位汉江上游,秦岭、巴山之间,属北暖温带向亚热带气候的过渡地带,地势西高东低,呈盆地状。 条锈病为本区小麦主要病害。在流行区划上处我国西北和西南两大流行区之间。是七十年代,特别是1975年以来我国条锈病流行频率最高、为害最严重的地区之一。全区150万亩小麦,1975—1981年,锈病大流行5次,中度流行一次,每年发病面积均在70—100万亩,损失小麦约1000—3000万斤,成为小麦生产的严重障碍。
Hanzhong, Shaanxi Han River area located in the upper reaches of the Han River, Qinling, Bashan between the north warm temperate to subtropical climate transition zone, the topography of West High East low, was basin-shaped. Stripe rust is the main disease of wheat in this area. In the popular division at the northwest and southwest of China between the two popular areas. It is one of the regions where the strongest and strongest stripe of stripe rust in our country since the seventies, especially since 1975. The area of 1500000 acres of wheat, 1975-1981, pandemic of rust 5 times, a moderate epidemic, the annual incidence of the area are in the 70-100 mu, loss of wheat about 1000-3000 kg, a serious obstacle to wheat production.