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近年来马尾松赤落叶病在贵州省发生严重,直接影响现有幼林的保存和木材生产。本文系1974—1975年防治试验及1980年部分调查初步结果的综合报道。
In recent years, Masson pine deciduous disease in Guizhou Province, serious occurrence, a direct impact on the conservation of existing young forest and timber production. This article is a comprehensive report on the preliminary results of the prevention and cure test from 1974 to 1975 and part of the survey in 1980.