Ntawm cov tshuaj tua kab rau kev tswj ntau hom kab tsuag, cov tshuaj tua kab pyrethroid feem ntau lees paub los ntawm cov neeg cog qoob loo feem ntau vim lawv cov nqi pheej yig thiab kev tswj xyuas zoo heev, xws lilambda-Cyhalothrin, bifenthrin, deltamethrin, thiab lwm yam. Peb yav dhau los tau qhia txog cov tshuaj chlorfenapyr uas muaj txiaj ntsig zoo, thiab hnub no peb tseem yuav qhia txog bifenthrin.
1. Hais txog bifenthrin
Bifenthrin yog cov tshuaj tua kab hluavtaws pyrethroid nrog cov txiaj ntsig zoo ntawm kev tswj cov kab tsuag ntau, ntau yam tshuaj tua kab, tsis tshua muaj tshuaj lom, tsis tshua muaj tshuaj, thiab tuaj yeem tswj cov kab mob.
2. Khoom nta
(1) Broad insecticide spectrum thiab dav siv ntau yam. Bifenthrin zoo tiv thaiv ntau yam kab tsuag xws li Lepidoptera, Hemiptera, Coleoptera, thiab Thysanoptera. Nws kuj muaj qee yam kev tswj xyuas ntawm Acarina kab. Nws tuaj yeem siv rau hauv cov qoob loo xws li nplej, pob kws, txiv laum huab xeeb, taum pauv, thiab nplej, txiv hmab txiv ntoo qoob loo xws li citrus, txiv apples, txiv hmab txiv ntoo, thiab txiv tsawb, zaub qoob loo xws li zaub qhwv, dos ntsuab, txiv lws suav, kua txob, thiab eggplants, nyiaj ntsuab qoob loo xws li txiv tsawb thiab paj rwb, thiab tshuaj yej lub vaj kom tswj tau ntau yam aphids, paj rwb bollworms, liab bollworms, tshuaj yej loopers, tshuaj yej kab ntsig, tshuaj yej ntsuab leafhoppers, txiv hmab txiv ntoo borers, citrus leafminers, cabbage worms, cabbage Armyworms, thiab lwm yam. siv los tswj ntau yam kab tsuag hauv av xws li leek maggots, qej maggots, dawb grubs, wireworms, cutworms, mole crickets, thiab tseem tuaj yeem tswj tau mites.
(2) Cov tshuaj tua kab yog ceev ceev thiab nyab xeeb. Bifenthrin feem ntau ua raws li kev sib cuag tua neeg thiab mob plab. Piv nrog rau lwm cov pyrethroids, nws muaj cov tshuaj tua kab ntau dua. Tom qab txau cov tshuaj, kab pib tuag hauv 1 teev thiab ncav cuag qhov kawg ntawm kev tuag hauv 4 teev, uas tuaj yeem tua kab tsuag sai sai. Nyob rau tib lub sijhawm, bifenthrin tsis txav mus rau hauv cov av, uas muaj kev nyab xeeb rau ib puag ncig thiab tsis ua rau cov tshuaj tua kab puas tsuaj vim yog yam xws li qhov kub thiab txias thiab tsis tsim nyog txau cov concentration.
(3) Nws tuaj yeem tua kab thiab mites tib lub sijhawm, thiab cov nyhuv kav ntev. Cov nyhuv ntev ntawm bifenthrin tuaj yeem ncav cuag li 10-15 hnub. Nws yuav tsum raug sau tseg tias txij li cov txiaj ntsig ntawm kev tswj cov mites tsis ruaj khov thiab nws yooj yim los tsim cov tshuaj tiv thaiv, nws tsis pom zoo kom siv nws ua cov tshuaj tua kab mob siab.
3. Kev siv thiab ceev faj
(1) Bifenthrin tsis muaj zog thiab tsis tuaj yeem nkag mus rau txhua qhov chaw ntawm cov qoob loo. Nws raug pom zoo tias cov tshuaj tsuag yuav tsum ua kom sib npaug. Rau cov kab tsuag borer, cov tshuaj tua kab yuav tsum tau siv ua ntej cov larvae nteg rau hauv cov qoob loo. Txhawm rau tiv thaiv kab tsuag los ntawm kev txhim kho cov tshuaj tua kab, bifenthrin feem ntau yog siv nrog lwm cov tshuaj tua kab nrog cov khoom siv zoo dua qub, xws li thiamethoxam thiab imidacloprid, kom ua tiav cov tshuaj tua kab zoo dua. Nyob rau tib lub sijhawm, bifenthrin tsis zoo hauv kev tswj hwm whiteflies ntawm zaub. Nws raug nquahu kom siv nws ua ke nrog lwm cov tshuaj tua kab kom tau txais txiaj ntsig zoo dua.
(2) Nrog rau qhov nce ntawm lub sij hawm thiab zaus ntawm kev siv, ntau qhov chaw tau ntsib teeb meem tsis kam mus rau qhov sib txawv. Thaum siv, txhawm rau kom ua tiav cov tshuaj tua kab zoo dua, koj tuaj yeem xaiv cov tshuaj tua kab sib txuas lossis sib xyaw ua ke raws li qhov xwm txheej tshwj xeeb. Thaum txhim kho cov nyhuv tswj, hloov nrog lwm cov tshuaj tua kab ntawm ntau pawg kuj tuaj yeem ncua kev txhim kho cov tshuaj tiv thaiv. Cov feem ntau yog cov tshuaj sib xyaw lossis sib xyaw nrog bifenthrin thiab thiamethoxam, cypermethrin, thiamethoxam, clothianidin, dinotefuran, imidacloprid, acetamiprid, difflubenzuron, dithiamethoxam, hexathiacyclon, thiab lwm yam.
(3) Bifenthrin yog tshuaj lom rau cov kab mob hauv dej xws li muv thiab ntses, thiab kab laum. Thaum siv cov tshuaj tua kab, zam cov muv colonies, flowering nectar qoob loo, silkworm chav thiab mulberry vaj. Nws yog txwv tsis pub pov tseg cov tshuaj tua kab lossis cov dej khib nyiab los ntawm kev ntxuav cov tshuaj tsuag tom qab siv rau hauv pas dej, pas dej, cov dej ntws thiab lwm qhov chaw dej kom tsis txhob muaj kev puas tsuaj rau cov ntses hauv dej. Nws muaj txiaj ntsig zoo dua ntawm qhov kub thiab txias, yog li nws pom zoo kom siv cov tshuaj no thaum caij nplooj ntoos hlav thiab caij nplooj zeeg.
