Nyob rau xyoo tas los no, ntau tsob ntoo, nrog rau cov ntoo beech, tau ua rau muaj kev ntxhov siab ntau ntxiv thiab lawv cov kev tiv thaiv tsis muaj zog. Yog vim li cas yog lub caij ntuj qhuav qhuav nyob rau lub caij ntuj sov, uas tau ua phem los ntawm tshav kub. Kab ziag kab mob txaus ntshai heev
Kuv yuav ua li cas thiaj paub tias muaj kab kab kab kab mob ntawm tsob ntoo beech?
Koj tuaj yeem paub txog kev cuam tshuam ntawm tsob ntoo beech los ntawm bark beetle (beech bark beetle) los ntawmstar-shaped niam ductsnyob rau hauv cov tawv ntoo thiab ib tugxim av mucous flow, nrog kev pab uas lub beech sim tiv thaiv nws tus kheej. Cov kab no nyuaj rau tib neeg.
Cov kab kab kab twg tshwm sim ntawm cov ntoo beech?
Cov kab kab uas tshwm sim ntawm cov ntoo beech hu uaBeech bark beetle (Taphrorychus bicolor). Nws yog lub npe hu ua bark breeder uas loj hlob mus rau 2 mm nyob rau hauv loj thiab nteg nws qe nyob rau hauv daim tawv nqaij, qhov twg nws larvae tom qab hatch. Koj tuaj yeem paub nws los ntawm nws cov xim av rau xim dub uas ci zoo li xim.
kab beetle tshwm rau ntawm tsob ntoo beech nyob qhov twg?
Beech bark beetle mas tshwm sim ntawmtuag beech ntoo. Tab sis nws kuj nce hauntingweakened beech ntoo. Nws yug nyob rau hauv qhuav ntoo ntawm cov ntoo beech tuag, tab sis kuj nyob rau hauv tshiab ntoo ntawm noj qab haus huv beech ntoo. Nws feem ntau tshwm sim ntawm cov ceg thiab pob tw ntawm beech ntoo.
Thaum twg bark beetles tshwm ntau dua ntawm cov ntoo beech?
Cov xwm txheej ntawm kev puas tsuaj los ntawm beech bark beetle nce thaumdought thiab cua sov ua ke thiab ntxhov siab cov ntoo beech. Vim qhov qhuav qhuav ua ke nrog cov hnub kub, cov ntoo beech tiv thaiv tsis muaj zog thiab cov kab no raug rau tsob ntoo beech muaj lub sijhawm yooj yim ntawm nws.
Dab tsi qhia tias kab kab kab kab mob ntawm tsob ntoo beech?
Feem ntau beech bark beetles tawmstar-shaped niam ductsuas pom meej ntawm cov tawv ntoo. Kuj tseem muaj xim av rau xim dubmucus flow ntawm lub qhov laum. Koj tseem tuaj yeem pom cov pob zeb laum hauv qhov kwv yees li 1 hli loj laum qhov.
Kab kab ntsaum muaj txiaj ntsig dab tsi rau tsob ntoo beech?
Thaum qhov phem tshaj plaws, kev kis kab mob nrog cov kab ntoo ua rautxhua tsob ntoo beech tuag. Ob lub beetles thiab lawv larvae noj ntawm beech ntoo. Thaum cov ntoo beech noj qab haus huv tuaj yeem tiv thaiv lawv tus kheej tawm tsam cov kab tsuag no nrog kev pab los ntawm lawv cov mucus ntws, cov ntoo beech tsis muaj zog tsis muaj zog txaus thiab ua rau cov neeg raug tsim txom ntawm beech bark beetle.
Yuav ua li cas yog hais tias ib tug bark beetle infests tsob ntoo beech?
Yog cov ceg ntoo raug cuam tshuam, lawv yuav tsum tau muab tam sim ntawdsawd tawmthiab muab pov tseg rau hauvorganic pov tseg. Yog hais tias tag nrho lub cev muaj kab mob, lub beech yuav tsum yogfelled ua ntej bark beetle kis mus rau lwm yam beech ntoo. Yog tias tsim nyog, koj tuaj yeem propagate beech siv cuttings. Ua cov kev ntsuas los ntawm lub Ob Hlis kawg. Ces cov beetles swarm dua.
Puas tuaj yeem tiv thaiv kab beetle infestation on beech ntoo?
Kev kis kab mob los ntawm beech bark beetle tuaj yeem zam lossis txo qis los ntawmdej hauv lub sijhawm qhuav. Nws yog ib qho tseem ceeb uas lub beech tsis ntxhov siab. Nws kuj ua rau kev txiav txim siab tsis cog lawv nyob rau hauv ib qho chaw hnub ci, tab sis nyob rau hauv ib qho chaw ntxoov ntxoo. Yog tias tsim nyog, cov kab muaj txiaj ntsig zoo li kab mob cab kuj tuaj yeem siv los rhuav tshem cov kab kab.
Tip
Saib ntoo puag ncig
Beech bark beetle feem ntau tawm tsam European beeches. Tab sis nws tsis nres ntawm lwm cov ntoo deciduous xws li hornbeam thiab ntoo qhib. Yog tias koj tsob ntoo beech raug kab mob, xyuas cov ntoo ib puag ncig.
