宁夏麦类黑穗病主要有小麦腥黑穗病、莜麦黑穗病,病害发生面广,为害严重。在宁夏南部山区,一般发病率为18%左右,严重的地区,发病率高达80%。解放后,宁夏各级农业技术推广部门,为了防治小麦腥黑穗病,曾连续多年应用赛力散拌种,到1958年,己基本控制其为害。1971年后,在干旱地区发现赛力散拌种防治效果下降。为此, Ningxia wheat smut mainly wheat tainted smut, 莜 wheat smut disease occurs a wide range of serious damage. In the southern Ningxia mountains, the general incidence of about 18%, severe areas, the incidence as high as 80%. After the liberation, agricultural technology extension departments at all levels in Ningxia, for the prevention and treatment of wheat tainted smut, has been used for many years Saracenic scattered species, by 1958, has basically controlled its damage. After 1971, it was found in the arid areas that the effect of satirical seed dressing decreased. to this end,