小麦腥黑穗病是小麦上主要病害之一。近几年来,在米林县造成损失,每年都在10％左右,一九七八年与一九七九年,影响小麦产量最为严重,一般地块发病率10—13％,重者高达70％以上。我们于一九七九年到米林县蹲点,采取了选种(包括单穗选种、块选种)、石灰水浸种、药剂拌种、轮作换茬等措施防治小麦腥黑穗病己取得了一定的效果。一九七九年,选种221500斤,播种面积7100多亩;今年石灰水浸种157000斤,播种面积4900多亩;药剂拌种205600斤,播种面积6500多亩;轮作换茬1430多亩。采取以上 Wheat tart is one of the major diseases on wheat. In recent years, the losses caused in Milin County are about 10% each year. In 1978 and 1979, the yield of wheat is the most serious, with the general incidence of 10-13% of parcels and the weight of up to 70 %the above. We went to Milin County for lunch in 1979 and took measures such as seed selection (including single-spike selection and block selection), soaking of lime water, seed dressing, rotation and crop rotation to prevent wheat head smut A certain effect. In 1979, 22,1500 jins were planted and 7100 mu of sown area was planted. This year, 157,000 jin of soaked lime soil was planted and 4900 mu of sown area was planted. There were 205600 jins of seed dressing and 6500 mu of sown area; and 1430 mu of crop rotation was planted. Take the above