Observation on the Fauna of Arthropods form Apple Orchards in Winter in Kyongbuk Province

경북지방 사과원의 동계 절지동물(Arthropoda)상

Arthropods of 3 Classes, 19 Orders and 58 Families were collected by the enticing band from the trunk of apple trees in winter in Kyongbuk province. The two spotted spider mite, Tetranychu.v urricae Koch, was dominant species with 53.0%, followed by Eriosomtr lanigerutn Hausmann. 16.7%. Oribatida 13.3% and Collembola 9.3%. Of those, herbivores were majority, followed by some decomposers and few natural enemies. Arthropods of 2 Classes, 12 Orders and 17 Families were observed from the fallen leaves. T. urric,ae 63.1% was dominant, followed by Collembola 13.797~ and other Arthropods. While 2 Classes, 9 Orders and 18 Families were investigated from the soil of apple orchards. They were collembola 37.9%. Oribatida 34.476, T. urticae Ih.l% and others in few numbers. Decomposers were majority, followed by herbivores and few natural enemies.

경북지역 동계 사과원의 절지동물상을 조사한 결과 사과나무 유인밴드 내에서는 3강 19목 58과가 채집, 분류.동정되었고, 그중 점박이응애(Tetranychus urticae Koch) 53%, 사과면충(Eriosoma lanigerum Hausmann) 16.7%, 은기문목(날개응애류) 13.3%, 톡토기목(Collembola) 9.3%순으로 나타나 초식자가 가장 많았고, 다음이 부식자였으며 천적은 드물게 조사되었다. 사과나무 낙엽에서는 2강 12목 17과가 조사되었는데, 그중 점박이응애가 63.1%로 우점이었고, 톡토기목이 13.7%였으며, 기타 절지동물은 몇 개체씩만 조사되었다. 사과나무 아래 토양에서는 2강 9목 18과가 조사되었는데, 톡토기목이 37.9%, 날개응애류가 34.4%, 점박이응애가 16.1% 순으로 나타나 부식자가 가장 많았으며, 다음이 초식자였고 천적류는 몇 개체씩만이 조사되었다.