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谷子条纹矮缩类型的病毒病(群众称为“坐坡”病)在我省早有零星发生,1974年在遵化县调查小麦丛矮病时即发现春谷田边有条纹症状的病株。此后,省农作物研究所及藁城县良种场均发生过接近绝收的严重病田。1982年调查束鹿县夏谷有较大面积的发生,如位伯公社8000亩夏谷全部发病,病株率在10％以下的3000亩,病株率在10—20％的3000亩,占谷田面积的37.5％,病株率在20—50％的1600亩,占谷田面积的20％,病
Millet stripe dwarf virus type of disease (known as the “sit-slope” disease) sporadic in our province sporadic occurred in 1974 in Zunhua County clump of wheat dwarf disease that is found when the edge of the spring Valley field symptoms of disease strains. Since then, the Provincial Crop Research Institute and Tancheng County have occurred close to the absolute yield of serious disease field. In 1982, a large area was surveyed in Summer Valley of Shulu County. For example, 8000 mu of summer commune of Bitu Commune was affected. The diseased rate was 3000 mu under 10%, and the diseased rate was 3000 mu 37.5% of Taniyama area, the diseased plant rate of 20-50% of the 1600 acres, accounting for 20% of the Tanigu area, the disease