【摘要】 林火是一种自然力、是一种廉价的自然资源,又具有减灾和开发双重功效。在适合用火的"春季融雪期"和初冬"雪后阳春期"点烧采伐迹地,既利用一定强度的林火促进杨桦林更新,复壮山野菜提前萌芽、增加产量。通过林火的开发利用,达到低投入、高产出,迅速提高森林覆被率和山野菜的数量和质量,是林业经营中带有战略性的大问题。更多还原

【Abstract】 The forest fire is not a natural force and a kind of cheap natural resources,but also reduces some disasters and has effectiveness of development.In the snowmelt period of spring and snow thawing in first winter that are appropriate for using fire,we burn poplar-brich natural forests with a certain fire intensity,which can promote the natural forests to update;And the forest fire also promote Potherbs to sprout early and increase production.Through the development and of forest fires,we devote less something,but we can obtain more something.The forest fire increases forest cover rate rapidly and improves quantity and quality of Potherbs.Suitable using forest fire is a strategic problem of the forestry management更多还原