Aphids, feem ntau hu ua greasy beetles, zib mu beetles, thiab lwm yam, yog Hemiptera Aphididae kab, thiab yog ib hom kab tsuag hauv peb kev ua liaj ua teb.Muaj txog 4,400 hom aphids hauv 10 tsev neeg uas tau pom txog tam sim no, ntawm 250 hom yog cov kab mob hnyav rau kev ua liaj ua teb, hav zoov thiab horticulture, xws li ntsuab peach aphid, paj rwb aphid, thiab daj kua aphid.Qhov loj ntawm aphids yog me me, tab sis kev puas tsuaj rau cov qoob loo tsis yog me me.Qhov laj thawj tseem ceeb tshaj plaws yog tias nws rov tsim dua sai thiab yooj yim tsim tshuaj tiv thaiv.Raws li qhov no, cov neeg ua haujlwm tswj hwm kuj tau hloov kho txhua xyoo, los ntawm organophosphates hauv xyoo 1960, mus rau carbamates thiab pyrethroids hauv xyoo 1980s, rau neonicotinoids thiab tam sim no pymetrozine thiab quaternary ketoacids tos.Hauv qhov teeb meem no, tus sau yuav qhia txog cov tshuaj tua kab tshiab, uas muab cov tshuaj tua kab tshiab thiab cov cuab yeej sib xyaw rau kev tswj cov kab mob resistant piercing-sucking.Cov khoom no yog diprocyptone.
Dipropionate (development code: ME5343) yog propylene compound (pyropenes), uas yog fermented los ntawm ntuj fungi.Mechanism ntawm kev ua ntawm cov tshuaj tua kab biogenic.Nws yog tsuas yog siv rau kev sib cuag tua thiab mob plab lom, thiab tsis muaj lub zog ua haujlwm.Nws yog tsuas yog siv los tswj ntau yam piercing-sucking mouthpart kab tsuag xws li resistant aphids, planthoppers, Bemisia tabaci, whiteflies, thrips, leafhoppers, thiab psyllids.Nws muaj cov yam ntxwv ntawm cov kab mob dav dav, cov nyhuv nrawm, kev ua haujlwm siab, tsis muaj tshuaj tiv thaiv thiab tsis muaj tshuaj lom.Nws tuaj yeem yog kev kho foliar, kho noob lossis kho av.
Post lub sij hawm: Lub Xya hli ntuj-14-2022