近年来,小麦赤霉病已上升为关中、特别是西部灌区的主要病害,从而影响小麦产量和品质。1986—1987年在扶风揉谷基点开展赤霉病大面积综合防治。(一)流行因素1.田间玉米残秆带菌率调查经对田间、渠边等不同场所的玉米残秆带菌率调查结 In recent years, wheat scab has risen to become the major disease in Guanzhong, especially in the western irrigation districts, thus affecting wheat yield and quality. 1986-1987 in Fufeng knead valley base for large-scale integrated control of scab. (A) of the epidemic factors 1 field maize residual stubble rate survey of the field, canal edge of corn stubble in different locations survey results