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소나무류 묘목 가해 신 해충 작은뿌리파리 Bradysia agrestis Sasakawa ( Dipatera : Sciaridae ) 에 관한 연구
이상명(Sang Myeong Lee),정영진(Yung Jin Jeoung),김형환(Hyeong Hwan Kim),박정규(Chung Gyoo Park),추호열(Ho Yul Choo),이흥수(Heung Su Lee),이총규(Chong Kyu Lee) 한국산림과학회 2001 한국산림과학회지 Vol.90 No.4
An fungus gnat, Bradysia agrestis in the family Sciaridae was collected from Pinus spp. seedlings. This pest is a newly recorded insect from P. thunbergii, P. rigida, P. rigitaeda, and P. densiflora seedling. Brief morphological characters, damage symptom, host plants associated with the B. agrestis were recored. Significant variation in damaged of Pinus spp. seedling was attributed to differences between pine species(P. thunbergii : 15.4-20.0%, P. rigida : 23.1-48.8%, and P. rigitaeda : 13.8-67.5%, respectively) and sowing times(May : P. densiflora, 0%; P. rigida, 0%, July : P. densiflora, 20.0%; P. rigida, 49.4%, respcetively).