与苗木倒伏病作斗争的有效方法

• 出 处: 林业实用技术
• 发表日期: 1960年15期
• 关键词: 森林苗圃 生苗 涅夫斯基 基林 洛夫 于徐 滨水

在森林苗圃里经常看到实生苗和幼苗的倒伏病。这种病对针叶树的实生苗,特别是对松树有很大的损害。在倒伏时,实生苗死亡达90%以上。同时,予防性措施也不是任何时候都能保证不发生这种病的。例如,在苏联特米得洛夫斯基林管区的斯大林和切尔涅夫斯基两个经营所里,在1958年虽然采取

Nurseries of seedlings and seedlings are frequently seen in forest nurseries. This disease is very detrimental to coniferous seedlings, especially to pine trees. When lodging, seedlings die more than 90%. At the same time, preventive measures are not always available to ensure that the disease does not occur. For example, in the two operations of Stalin and Cernevskie in the Temirteldskirin district of the Soviet Union, in 1958, though they were taken