关键词: 杉木人工林, 林地土, 根际土, 磷脂脂肪酸, 土壤微生物群落

Abstract: Ecological habit of blood-sucking mosquitoes in bord egions of Jilin province were investigated in 1981.During July-September of that year 968 individuals of 11 spoies and 3 genera were captured,of which,the dominant species is Ae. vexans (488 heads,50.4% of the total)and the second is Cx.pipiens pallens (228 heads,23.6% of the total).Their 24 hours activity peaks are respectively at one hour before and after sunset.

Key words: Cunninghamia lanceolata plantation, woodland soil, rhizosphere soil, phospholipid fatty acid, soil microbial community.