丹东市振安区森林火灾发生规律研究

Dandong City Zhen'an District Forest Fire Occurrence Regularity

根据丹东市振安区"十二五"期间发生的森林火灾统计数据,从地域分布、季节变化、起火时间、火灾起因四方面进行丹东市振安区森林火灾发生规律研究。结果表明:"十二五"期间,丹东市振安区共发生森林火灾162次,受灾森林面积50.7hm2;森林火灾发生存在明显的区域差异,可将丹东市振安区划分为森林火灾重灾区、一般灾区、轻灾区三类区域;主要发生季节在春季防火期内,4月为高发期;起火时间主要集中在10:00—14:00,占69.75%;主要起火原因为清明节上坟用火。

Based on Dandong city Zhen'an district forest fires statistical data during the period of'twelve five'statistics,forest fire occurrence regularity was studied from regional distribution,seasonal change,fire time and causes four aspects.The results show that a total of 162 fire times occurred during the'twelfth five'period in Dandong forest fire district,the affected forest area reached 50.7hm2,with obvious regional differences.Dandong city Zhen'an district can be divided into forest fire severity area,general area,and light area three types of the disaster area.Mainfires occured in the spring season fire prevention period,especially in April.Fire time focused on 10:00-14:00,accounting for 69.75%.The main cause of the fire is the firing at tomb-sweeping day.