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病毒病害(简称毒病)在农作物病害中佔重要的地位,部分毒病的特点是传播广泛和为害严重。防治下列农作物毒病在经济上具有重要的意义: 1.工艺作物方面——菸草花叶病、马合菸顶端失绿病、棉花捲叶病; 2.禾谷类作物方面——燕麦黄缩病、冬小麦花叶病; 3.果树方面——柑橘鳞皮病;
Virus diseases (referred to as toxic disease) occupy an important position in crop diseases, some of the characteristics of the virus is widespread and devastating. Prevention and control of the following crop diseases are economically significant: 1. Crops - Tobacco mosaic disease, dark green top disease in horse tobacco, cotton leaf curl; 2. Crops of cereals - Oatmeal shrinkage , Winter wheat mosaic disease; 3. Fruit trees - citrus xerosis;