猝倒病是危害针叶树幼苗的大敌。如不采取防治措施,往往会对苗木形成毁灭性灾害而使育苗工作前功尽弃。一九七九年以来,玉溪地区各县、市,在推广华山松“双月苗”造林的同时,经过反复试验,对松苗猝倒病摸索出了一套成本低、效果好、药源广泛、使用方便的简易防治方法。现将这些方法简要介绍如下。 Damp down disease is the enemy of coniferous seedlings. If you do not take prevention and control measures, often nuisance seedlings form a destructive disaster so nursery work lost. Since 1979, all counties and cities in Yuxi Prefecture, while promoting the afforestation of the “Shuangyue Miao” of Pinus armandi, through trial and error, have found a set of low cost, good effect and extensive source of medicine Easy to use simple control methods. These methods are briefly described below.