Occurrence Regularity of Firewood Pests and Diseases in Firewood of Pinus sylvestris var. mongolica Natural Forest in Sandy Land
Ge Yuxiang;Sun Qiang;Zhang Xiaolin;Song Yinping;Zhang Lizhi;Tian Heng;Management Bureau of Inner Mongolia Honghuaerji Scotch Pine Forest National Nature Reserve;Agricultural Service Center of Liuji Town,Dengzhou City,Henan Province;
Through the investigation and analysis of the occurrence of fire wood pests and diseases in the firewood of Pinus sylvestris var.mongolicain the sandy land,the occurrence rule of the fire wood pests and diseases in the fire burned areas was determined.Result shows that firewood diseases insect pests of different fire burned areas are mainly Monochamus urussovi,Monochamus sutor,Acanthocinus aedilis and Scolytidae.With the increase in the degree of fire,the parasitism rate and density of insect populations of the stem pests increase significantly.
【CateGory Index】： S763