Ib tug noj qab nyob zoo spruce yog zoo nkauj heev thiab ib tug eye-catcher nyob rau hauv koj lub vaj. Txawm li cas los xij, yog tias tsob ntoo mob lossis raug kab tsuag, ces nws zoo li txawv kiag li thiab sai sai yuav tsis zoo nkauj.
Puas yog kab tsuag tua tsob ntoo spruce thiab kuv yuav ua li cas thiaj paub tias muaj kab mob?
Spruce ntoo tuaj yeem tawm tsam los ntawm kab kab, spruce gallice thiab Sitka spruce ntshauv. Bark beetle infestation manifests nws tus kheej los ntawm drilling plua plav thiab laum qhov, spruce gall ices tawm me me galls, thiab Sitka spruce ntsha tuaj yeem kuaj tau los ntawm kev ntsuas kais.
Dab tsi kab tsuag tua tsob ntoo spruce?
Spruce ntoo muaj cov yeeb ncuab tshwj xeeb: cov kab kab, spruce gall Louse thiab Sitka spruce. Ib qho kab mob yuav tsum tau ua tib zoo saib xyuas, vim tias cov ntoo nyob sib ze tau cuam tshuam sai. Tsis tas li ntawd, lub caij nyoog ntawm kev txuag koj cov spruce tsuas yog tshwm sim thaum pib ntawm kev kis kab mob.
Muaj kab tsuag ntawm tsob ntoo spruce:
- Bark beetles, tshwj xeeb tshaj yog phau ntawv luam ntawv thiab engravers
- Spruce kab laug sab
- Sitka spruce lossis tube spruce louse
Kuv yuav ua li cas thiaj paub txog kab kab kab kab?
Koj tuaj yeem kuaj pom tus kab mob nrog Sitka spruce plooj, tseem hu ua lub raj spruce louse, nrog rau qhov hu ua kais kuaj. Tuav ib daim ntaub dawb hauv qab ib ceg thiab coj mus rhaub nws. Cov ntshauv, yog tias muaj, ces yuav poob rau ntawm daim ntaub kom pom meej meej. Tam sim no koj yuav tsum ua sai sai, txwv tsis pub koj spruce yuav tuag.
Koj yuav tsis tshua pom cov kab kab ntawm koj cov spruce, tab sis tej zaum koj yuav pom cov kab ntawm cov tsiaj uas voracious no. Thawj cov cim qhia yog me me xim av pawg ntawm cov hmoov av ntawm lub hauv paus ntawm tsob ntoo, lub thiaj li hu ua laum plua plav. Yog tias koj saib ze ze ntawm lub spruce, koj tuaj yeem pom cov tho qhov. Txawm li cas los xij, cov no feem ntau nyob hauv thaj chaw sab saud ntawm lub crown.
Koj tuaj yeem yooj yim paub txog spruce kab laug sab los ntawm cov hlwv me me uas louse tso rau ntawm spruce. Lawv tsuas muaj li tsib millimeters loj thiab tseem nco txog ib tug pineapple. Yog hais tias cov koob ntawm spruce tig xim av los yog poob, ces nws yuav luag lig rau kev pab.
Kuv yuav ua li cas tiv thaiv kab tsuag?
Yog tias muaj kab mob loj heev nrog rau Sitka spruce kab los yog kab kab, feem ntau tsis muaj dab tsi uas koj tuaj yeem ua tau los cawm tsob ntoo. Nws yuav tsum tau muab tshem tawm kom cov kab tsuag tsis kis mus rau lwm cov ntoo. Tib yam siv rau bark beetle infestations. Cov tshuaj tsuag uas muaj cov roj paraffin pab tiv thaiv cov kab laug sab.
Tip
Nyob hauv cov vaj ntuj, cov kab ntshauv spruce yog decimated los ntawm cov kab zoo xws li ladybirds thiab cab kab mob.
