نتایج جستجو برای: western flower thrips
تعداد نتایج: 206606 فیلتر نتایج به سال:
Flower thrips are one of the key pests in production of southern highbush blueberries (Vaccinium corymbosum L. × V. darrowi Camp). They feed on the reproductive parts of the flower and reduce yield. Very few insecticides are available to manage thrips population. Therefore, it is necessary to evaluate pre-existing and experimental insecticides for their efficacy against thrips. There is also a ...
The prey preference of polyphagous predators plays an important role in suppressing different species of pest insects. In this study the prey preference of the predatory mite, Amblyseius swirskii (Athias-Henriot) (Acari: Phytoseiidae) was examined between nymphs of the twospotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae) and first instar larvae of the western flower thrips, F...
PAN·PACIFIC ENTOMOLOGIST 72(3): 168-170, (1996) Scientific Note DESCRIPTION OF THE MALE OF CERANISUS
Members of the genus Ceranisus Walker (Eulophidae, subfamily Entedoninae) are solitary, internal parasitoids of immature stages of thrips (Thysanoptera). The Nearctic species of Ceranisus have been recently revised (Triapitsyn, S. V. & D. H. Headrick. 1995. Trans. Am. Entomo!. Soc., 121(4): 227-248). However, this revision lacks a description of the male of Ceranisus americensis (Girault), a co...
this study was conducted to investigate commercial formulations of insecticides against western flower thrips, frankliniella occidentalis (pergande).the insects were collected from commercial greenhouses of cucumber in varamin, iran. the tested insecticides were diazinon (ec 60%), cypermethrin (ec 40%), fipronil (ec 2.5%), imidacloprid (sc 35%) and a botanical insecticide oxymatrine (kingbo, as...
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