2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Yog tias koj tau hnov lo lus "kev tshuaj tua kab mob," tej zaum koj yuav xav tsis thoob tias nws txhais li cas. Qhov no yeej yog ib qho tseem ceeb uas yuav tsum paub kom tsis txhob muaj kev phom sij hauv lub vaj. Nws tseem ceeb heev uas yuav tsum paub siv cov tshuaj tua kab mob yuav tsum tau siv kom raug.
Dab tsi yog tshuaj tua kab mob?
Tshuaj tua kab kab mob yog txhua yam tshuaj tua kab uas nkag mus rau hauv cov nroj tsuag thiab faib thoob plaws hauv nws cov ntaub so ntswg, ncav cuag cov nroj tsuag qia, nplooj, cag, thiab txhua yam txiv hmab txiv ntoo lossis paj. Cov tshuaj tua kab hauv lub cev yog dej-soluble, yog li lawv yooj yim txav mus thoob ib tsob nroj thaum nws nqus dej thiab thauj mus rau nws cov ntaub so ntswg.
Feem ntau, cov tshuaj no yog siv rau hauv av thiab coj mus los ntawm cov nroj tsuag cov hauv paus hniav; Tsis tshua muaj, lawv tau siv rau cov nplooj ntoo lossis txhaj rau hauv cov kab ntoo.
Cov tshuaj tua kab kab mob tshwj xeeb yog cov kab uas tsom kab. Qee cov tshuaj tua kab uas siv ntau tshaj plaws yog neonicotinoids. Cov no yog ib pawg ntawm cov tshuaj tua kab uas cuam tshuam rau kab paj hlwb.
Systemic herbicides (weed killers), fungicides (uas hom fungi), thiab nematicides (nematode killers) kuj tseem siv.
Yog SystemicTshuaj tua kab Safe?
Cov tshuaj tua kab tsis tuaj yeem ntxuav tawm ntawm tsob ntoo tom qab lawv nqus tau, vim tias lawv nyob hauv cov ntaub so ntswg, suav nrog cov khoom uas peb noj ua txiv hmab txiv ntoo lossis zaub. Vim tias cov tshuaj tua kab hauv lub cev yog dej-soluble, lawv tuaj yeem yooj yim ntxuav tawm ntawm qhov chaw thov yog tias nws los nag ua ntej cov nroj tsuag nqus tau lawv. Tom qab ntawd lawv tuaj yeem khiav tawm mus rau hauv ib qho chaw nyob ze ntawm dej lossis thaj chaw ntuj.
Ib pawg ntawm cov tshuaj tua kab kab mob, cov neonicotinoids, yog xav tias yuav ua rau cov kab mob lom neeg thiab lwm yam kab uas muaj txiaj ntsig: cov tshuaj no nkag mus rau paj paj uas muv sau, thiab lawv tuaj yeem pom nyob rau hauv nectar thiab. Nws yog ib qho tseem ceeb heev rau cov neeg thov kom nkag siab txog kev siv cov tshuaj tua kab kom zoo thiab ntsuas kev tiv thaiv pollinators thiab lwm yam tsis yog hom phiaj.
Qee zaum, tshuaj tua kab mob muaj kev nyab xeeb dua rau ib puag ncig dua li cov tshuaj tua kab uas tsis yog kab ke. Piv txwv li, cov tshuaj tua kab uas siv rau tsob ntoo tswj cov kab tsuag, nrog rau cov ntoo tshauv borer, yog txhaj rau hauv lub pob tw los yog siv rau hauv av rau uptake los ntawm tsob ntoo cov hauv paus hniav. Tsawg dua ntawm cov tshuaj yuav ploj mus rau lwm cov nroj tsuag lossis tiv tauj cov kab uas tsis yog lub hom phiaj dua li cov tshuaj uas tsis yog txheej txheem tau txau.
Tsis tas li, cov tshuaj siv hauv lub cev muaj txiaj ntsig zoo dua rau kev tsom cov kab tsuag, uas tuaj yeem tso cai rau siv tsawg zaus lossis qis dua li qhov xav tau nrog cov tshuaj tua kab uas tsis yog lub cev.
Txawm li cas los xij, txoj kev tswj xyuas kab tsis muaj tshuaj lom neeg feem ntau yog qhov nyab xeeb tshaj plaws. Cov no suav nrog cov tswv yim tswj hwm kev sib koom ua ke (IPM) thiab ntau lub tswv yimtsim rau organic ua liaj ua teb thiab ua teb. Cov tswv yim tsis muaj tshuaj lom neeg yog qhov kev xaiv zoo dua rau kev tiv thaiv pollinators thiab lwm yam kab uas muaj txiaj ntsig.
YSystemic Insecticides in Gardens
Cov tshuaj tua kab uas siv ntau tshaj plaws hauv lub vaj tsev tsis yog qhov system. Feem ntau cov txheej txheem tsuas yog pom zoo siv rau hauv kev lag luam kev ua liaj ua teb lossis horticulture, thaum qee qhov yuav tsum tau siv los ntawm cov kws tshaj lij kev siv tshuaj tua kab. Tsis ntev los no, cov khoom siv tshuaj tua kab tau dhau los ua muag rau cov neeg ua teb hauv tsev hauv qee qhov chaw.
Kev saib xyuas ntxiv yog xav tau thaum siv tshuaj tua kab hauv lub vaj hauv tsev, tshwj xeeb tshaj yog ntawm zaub thiab txiv hmab txiv ntoo, thiab nws yog qhov zoo tshaj los xaiv lwm txoj kev tswj kab tsuag yog tias ua tau. Yog tias koj siv ib qho ntawm cov khoom no, nco ntsoov siv nws tsuas yog ntawm cov nroj tsuag uas nws tau pom zoo. Thaum siv cov tshuaj tua kab mob, nws yog ib qho tseem ceeb uas yuav tsum tau ua raws li daim ntawv qhia txog thaum twg thiab yuav siv li cas.
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