The Efficiency of Tea Compost for Control of Two-Spotted Spider Mite, Tetranyhus urticae Koch (Acari: Tetranychidae)
Subject Areas : Journal of Animal Biology
M. Rezaie
1
(
Department of Agricultural Zoology, Iranian Research Institute of Plant Protection, P.O. Box 1454, Tehran, Iran
)
Sh. Heydari
2
(
Department of Agricultural Zoology, Iranian Research Institute of Plant Protection, P.O. Box 1454, Tehran, Iran
)
Keywords: Tetranychus urticae, Acaricide, Tween 80, Tea compost,
Abstract :
The two- spotted mite Tetranychus urticae Koch is one of the cosmopolite pests, which attack many agricultural and greenhouse plants. Tea compost is one of vermicompost product that could be used as acricide. The tests were conducted in Petri dish under laboratory condition (27±1 ºC, 60±5 % RH and 16:8 photoperiods). Control treated with water. Three concentrations 1/3, 1/5 and 1/7 with water were used. In another test, the effect of Tween 80, sugar and melas with tea compost on percent mortality of two- spotted spider mite adults in 24 hours after treatment were investigated. Percent mortality showed a significant difference in concentration 1/3 (49.79%), 1/5 (43%) and 1/7 (42.5%) with the control, however they did not any significant difference with each other. Precent spider mite mortality did not increase with other adding material (sugar and melas). Use of tea compost with Tween decreased spider mite population on strawberry leaves. Tea compost is an effective acaricide that were used to control two-spotted spider mite.
_||_