论文部分内容阅读
向日葵菌核病,俗称“葵花烂头子”,这一病害严重的阻碍着葵花生产的发展。针对这种病害,吉林农大与洮南市农业技术推广中心以及其他市、县有关单位协作,经1987年至1989年三年试验结果证明,用下列综合防治措施防治该病收到良好效果。1.合理轮作。种植玉米、高粱、谷子等禾本科作物或甜菜等经济作物。采用2—3年轮作制,基本可以避免该病发生。2.秋季深翻。秋季深翻15至20厘米为宜,翻后耙细、镇压保墒。这样可以将遗落在土表的菌核翻于深土内,可以减少病害。
Sunflower Sclerotinia, commonly known as “rotten head of sunflower,” a serious obstacle to the development of sunflower production. In response to this disease, Jilin Agricultural University and Taonan Agricultural Technology Promotion Center and other cities and counties, the relevant units, the three years from 1987 to 1989 results show that the following comprehensive prevention and treatment measures to prevent the disease received good results. A reasonable rotation. Planting cash crops such as corn, sorghum, millet and other grasses or beets. The use of 2-3 years rotation system, the basic can prevent the disease. Deep autumn flip. Autumn deep turn 15 to 20 cm is appropriate, turn rake thin, suppress soil moisture. This will be left in the soil surface sclerotia turn in deep soil, can reduce disease.