2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Yog tias koj pom muaj teeb meem nrog koj cov ntoo citrus, nws tuaj yeem yog kab tsuag - tshwj xeeb tshaj yog, Asian citrus psyllid puas. Kawm paub ntxiv txog Asian citrus psyllid lub neej voj voog thiab kev puas tsuaj rau cov kab tsuag no, suav nrog kev kho mob, hauv kab lus no.
Asian Citrus Psyllid yog dab tsi?
Tus Neeg Esxias citrus psyllium yog kab kab hem rau yav tom ntej ntawm peb cov ntoo citrus. Neeg Esxias citrus psyllid pub rau ntawm tsob ntoo citrus nplooj thaum nws laus thiab nymph theem. Thaum pub mis, tus neeg laus Asian citrus psyllid txhaj tshuaj lom rau hauv nplooj. Cov tshuaj lom no ua rau cov nplooj nplooj tawg tawm los yog loj hlob curled thiab twisted.
Txawm hais tias qhov curling ntawm nplooj tsis tua tsob ntoo, kab kuj tuaj yeem kis tus kab mob Huanglongbing (HLB). HLB yog kab mob kab mob uas ua rau cov ntoo citrus tig daj thiab ua rau cov txiv hmab txiv ntoo tsis puv thiab loj hlob deformed. Citrus txiv hmab txiv ntoo los ntawm HLB kuj yuav loj hlob tsis muaj noob thiab yuav saj iab. Thaum kawg, HLB kab mob tsob ntoo yuav tsum tsis txhob tsim cov txiv hmab txiv ntoo thiab tuag.
Asian Citrus Psyllid Damage
Muaj xya theem ntawm Asian citrus psyllid lub neej voj voog: qe, tsib theem ntawm nymph theem, thiab tom qab ntawd tus neeg laus tis.
- Qe yog daj-txiv kab ntxwv, me me txaus kom tsis txhob muaj lub iav tsom iav thiab muab tso rau hauv cov lus qhia curled ntawm nplooj tshiab.
- Cov neeg Esxias citrus psyllid nymphs yog xim av xim av nrog dawb, stringy tubules dai ntawm lawv lub cev, khiav zib mu ntawm lawv lub cev.
- Tus neeg laus Asian citrus psyllid yog kab tis ntev txog 1/6 "(4 mm.) ntev nrog cov tawv nqaij tawv thiab xim av mottled lub cev thiab tis, xim av taub hau thiab qhov muag liab.
Thaum tus neeg laus neeg Esxias citrus psyllid pub rau ntawm nplooj, nws tuav nws hauv qab ntawm lub kaum sab xis 45-degree. Nws feem ntau tau txheeb xyuas vim yog txoj haujlwm pub mis tshwj xeeb no. Cov nymphs tuaj yeem tsuas pub rau cov nplooj me me xwb, tab sis lawv tau yooj yim txheeb xyuas los ntawm cov kab dawb waxy dai ntawm lawv lub cev.
Thaum psyllids noj ntawm nplooj, lawv txhaj tshuaj toxins uas cuam tshuam cov nplooj, ua rau lawv loj hlob ntswj, curled thiab misshaped. Lawv kuj tseem tuaj yeem txhaj cov nplooj nrog HLB, yog li nws yog ib qho tseem ceeb uas yuav tsum tsis tu ncua xyuas koj cov ntoo citrus rau ib qho kev qhia ntawm Asian citrus psyllid qe, nymphs, cov neeg laus, los yog noj puas. Yog tias koj pom cov cim ntawm Asian citrus psyllids, hu rau koj lub nroog lub chaw haujlwm txuas ntxiv tam sim ntawd.
Tshuaj rau Asian Citrus Psyllids
Cov neeg Esxias citrus psyllid feem ntau pub rau cov ntoo citrus xws li:
- Lemon
- txiv qaub
- txiv kab ntxwv
- Grapefruit
- Mandarin
Nws tseem tuaj yeem pub rau cov nroj tsuag xws li:
- Kumquat
- Indian curry nplooj
- Suav lub thawv txiv kab ntxwv
- Wampeinroj tsuag
Asian citrus psyllids thiab HLB tau pom nyob hauv Florida, Texas, Louisiana, Alabama, Georgia, South Carolina, Arizona, Mississippi, thiab Hawaii.
Cov tuam txhab, xws li Bayer thiab Bonide, tsis ntev los no tau tso tshuaj tua kab rau hauv khw rau Asian citrus psyllid tswj. Yog tias pom kab no, tag nrho cov nroj tsuag hauv vaj yuav tsum tau kho. Kev tswj kab tsuag kev tshaj lij kuj yog qhov kev xaiv zoo tshaj plaws. Cov kws tshaj lij uas tau kawm thiab tau lees paub hauv kev tuav Asian citrus psyllids thiab HLB feem ntau yuav siv cov tshuaj tua kab uas muaj TEMPO thiab cov tshuaj tua kab zoo li MERIT.
Koj tseem tuaj yeem tiv thaiv kev kis kab mob Asian citrus psyllids thiab HLB los ntawm kev yuav los ntawm cov chaw zov me nyuam muaj npe nrov hauv zos thiab tsis txav cov nroj tsuag citrus los ntawm lub xeev mus rau lub xeev, lossis txawm lub nroog mus rau lub nroog.
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