Thrips, Dichromothrips nakahari Mound (Thysanoptera: Thripidae) infesting the orchids in India - A new report

Abstract

Infestation of thrips, Dichromothrips nakahari Mound (Thysanoptera: Thripidae) was recorded on leaves, flower buds and flowers, causing damage to the orchid Cymbidium and many orchids species round the year under mid altitude Sikkim Himalayas. At this location, temperature ranged from 190 to 290C and relative humidity 65 to 80 per cent. Newly emerged nymphs and adult crash the epidermis of leaves and suck the cell sap, causes silvery leaves, which turn brown to black colour with time, leaves dried and plant growth deteriorated.