火灾对森林的危害极大。开设防火隔离带是控制火灾发生与蔓延的重要措施之一。一、开设防火隔离带的作用 :根据多年的实践经验 ,认为开设防火隔离带的作用有以下几点 :①隔离地面火、树冠火和地下火 ,防止火势蔓延 ;②为扑救森林火灾创造有利条件 ,可以作为消灭火灾的控制线 ;? Fires are devastating to the forest. One of the important measures to control the occurrence and spread of fire is to set up a fire isolation zone. First, the role of fire isolation barrier: According to many years of practical experience, that the role of fire isolation zone set the following: ① isolated ground fire, crown fire and underground fire, to prevent the spread of fire; ② create favorable conditions for the fight to save forest fires , Can be used as a control line to eliminate the fire;