自七十年代以来,小麦叶锈病在全省各地发生普遍,虽然由于各年气候条件的差异,流行程度的轻重有所不同,危害损失大小有所差异,但在肥水条件较好的高产地块和胶东半岛沿海地区流行频率较高,危害严重。目前生产用小麦品种大部分不抗叶锈病,因此积极选育兼抗叶锈病的小麦品种,是减少或免受叶锈病危害的积极措施。而掌握叶 Since the 1970s, wheat leaf rust has been widespread throughout the province. Although the severity of the epidemic is different due to the difference in climatic conditions in different years, the magnitude of the harm loss varies. However, in the high-yielding land with good fertilizer and water conditions And the coastal areas of Jiaodong Peninsula have a high prevalence and serious harm. At present, most cultivars of wheat are not resistant to leaf rust. Therefore, active breeding of wheat varieties resistant to leaf rust is a positive measure to reduce or avoid the risk of leaf rust. And grasp the leaves