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一、火烧沟塘防火效用大兴安岭是我国森林火灾特别严重的重要林区,而火烧沟塘可谓是这里预防森林火灾特别有效的重要措施。因为沿着大兴安岭林区的河流、水沟,大多有条平坦带状的地面,镶嵌在群山之间,俗称沟塘,这是林区最容易发生森林火灾,并能快速蔓延发展的危险地带。它具有以下特点。 1、这里阳光充足,水土肥美、杂草茂盛、可燃物丰富,遍地积存有易干又易燃的草母子,易燃性特强,火险等级最高; 2、这里是人们居住,放牧、种植与通行等活动频繁的地
First, fire ditch pond fire Daxinganling forest fire in China is particularly serious important forest areas, and burning ditches can be described as particularly effective in preventing forest fires important measures. Because along the Daxinganling forest rivers, ditches, mostly with flat strip of ground, embedded in the mountains, commonly known as the ditch pond, which is most likely to forest fire forest, and can quickly spread the development of dangerous areas . It has the following features. 1, where plenty of sunshine, rich soil and water, rich weeds, rich combustible material, there are easy to store and easy to burn grass and mother, especially strong flammability, the highest level of fire insurance; 2, here is the people living, grazing, planting and Traffic and other activities frequently