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Pymetrosinebelongs rau pyridine los yog triazone insecticides, uas yog non-biocidal insecticides. Cov khoom no qhia tau hais tias kev tswj tau zoo heev ntawm kev tho-nqus qhov ncauj qhov ncauj kab tsuag ntawm ntau cov qoob loo. Pymetrozine muaj kev sib cuag tua cov kab tsuag thiab tseem muaj cov haujlwm ua haujlwm. Nws tuaj yeem thauj tau hauv ob qho tib si xylem thiab phloem hauv cov nroj tsuag lub cev; yog li ntawd, nws tuaj yeem siv los ua cov tshuaj tsuag foliar lossis rau kev kho av. Vim nws cov yam ntxwv kev thauj mus los zoo, cov ceg ntoo tshiab thiab nplooj uas tau cog qoob loo tom qab qia thiab nplooj nplooj tuaj yeem tiv thaiv tau zoo.
Nta
1. Kev xaiv muaj zog: Cov khoom no muaj kev xaiv zoo heev thiab yuav luag tsis muaj kev phom sij rau qee yam tseem ceeb ntawm cov yeeb ncuab lossis cov kab uas muaj txiaj ntsig zoo, xws li cov yeeb ncuab ntawm paj rwb bollworm, xya-spotted ladybug, cov lacewings, leafhopper, thiab cov yeeb ncuab ntuj kab laug sab. ntawm tsev neeg planthopper.
2. Kev ua haujlwm zoo heev: Cov kev sim foliar qhia tau tias nws cov haujlwm ua haujlwm (LC50) yog 2-3 npaug ntawm cypermethrin thiab ntau dua 140 npaug ntawm cypermethrin.
3. Nws tuaj yeem tiv thaiv thiab tswj cov kab mob resistant xws li txiv duaj aphids uas tiv taus organophosphate thiab carbamate insecticides.
Daim ntawv thov
Scope ntawm daim ntawv thov: zaub, nplej, mov, paj rwb, thiab txiv hmab txiv ntoo ntoo.
Kev tiv thaiv thiab tswj: Aphididae, Planthoppers, Whitefly, Cicadidae thiab lwm yam kab tsuag, xws li cabbage aphids, paj rwb aphids, nplej aphids, txiv duaj aphids, me me ntsuab leafhoppers, xim av planthoppers, grey planthoppers, whiteback planthoppers, qos yaj ywm whiteflies thiab tsev xog paj whiteflies. .
