综合防治松、杉苗立枯病文／李接球立枯病又称幼苗猝倒病，在我国各地苗圃中均有发生，为害严重。其主要为害松、落叶松、杉等针叶树幼苗，在短期内引起苗木大量死亡。苗木得病后，倒而枯死者称猝倒病，死而不倒者称立枯病。根据幼苗立枯病的发生规律，应采取如下以育苗技... Comprehensive prevention and control of pine, fir seedling withered blight text / Li catch ball blight, also known as seedling damping off disease, nurseries throughout our country have occurred, serious damage. Its main pine, larch, cedar and other conifer seedlings, seedlings caused a large number of deaths in the short term. Seedlings get sick, down and dead said that damping off disease, dead and not down, said the damping off. According to the law of seedling blight, should take the following nursery skills ...