According to the flame retardancy of bark and the fire resistance of the 5 tree species, we commended forest fire protection measures correspondingly.
根据5种树皮的阻燃性和林木耐火性差异提出相应的森林消防措施。
It is of important significance for preserving precious species resource in sandy land to strengthen the protection of natural forest and set up natural protection area.
加强天然林保护，建立自然保护区，对保存珍贵的沙地物种资源具有重要意义。
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