蔬菜苗期病害及防治冬季或早春育菜苗，由于气温偏低，光照不足，容易引起各种苗病发生。造成幼苗大量死亡或不出苗。因此，加强苗床的栽培管理，辅以药剂防治是确保苗全苗壮的关键。一、蔬菜苗期病害的种类蔬菜苗期病害种类繁多，危害严重的主要有：（１）辣椒病毒病苗期... Vegetable seedling diseases and prevention of winter or early spring planting seedlings, due to low temperatures, lack of light, likely to cause a variety of seedlings disease. Caused a large number of seedlings died or not sprout. Therefore, to strengthen the cultivation of seedbed management, supplemented by chemical control is to ensure the seedling seedlings strong key. First, the types of vegetable seedling diseases A wide range of vegetable seedling diseases, the main hazards are: (1) pepper virus disease seedling stage ...