[Objective]To explored the structural characteristics and the process of succession of the Pinus massoniana community that invaded by Bursaphelenchus xylophilus more than 30 years in Zijin Mountain.[Method]The plant community structure,Margalef species richness(S1),individual quantity,Shannon-wiener diversity index(H'),Pielou evenness index(J),Simpson ecological dominance(C) and important value were investigated,analyzed and compared which the pine wood nematode disease was the Pinus massoniana forest,and n...