Cov txheej txheem:

Dab tsi yog tua Austrian ntoo thuv?
Dab tsi yog tua Austrian ntoo thuv?

Video: Dab tsi yog tua Austrian ntoo thuv?

Video: Dab tsi yog tua Austrian ntoo thuv?
Video: LeeKong Xiong - Nina Thor : Koj Yog Leej Twg │Nkauj Tawm Tshiab 2020-2021 Official Full MV │ 2024, Kaum ib hlis
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Dothistroma koob blight yog tshwm sim los ntawm fungus Mycosphaerella pini. Qhov no feem ntau ntoo kab mob tua koob ntawm txhua lub hnub nyoog thiab tuaj yeem tsis muaj zog lossis tua Austrian ntoo thuv . Dothistroma spores kis los ntawm cua thiab nag thiab tuaj yeem kis tau cov koob thoob plaws lub caij loj hlob.

Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog tua kuv Austrian ntoo thuv?

Austrian ntoo Feem ntau cuam tshuam los ntawm Dothistroma koob blight. Cov nplooj ntawm tus qis ib nrab ntawm tsob ntoo tig xim av nyob rau lub Peb Hlis mus txog Plaub Hlis. Dothistroma koob blight yog tshwm sim los ntawm tus fungus Mycosphaerella pini. Qhov no feem ntau ntoo kab mob tua koob ntawm txhua lub hnub nyoog thiab tuaj yeem tsis muaj zog lossis tua Austrian ntoo thuv.

Tsis tas li ntawd, vim li cas ntoo thuv tuag hauv Illinois? Pine wilt yog qhov tshwm sim ntawm ntoo ntoo nematode (Bursaphelebchus xylophilus) invading xylem ntaub so ntswg. Lub nematode feem ntau yog thauj los ntawm ib tsob ntoo mus rau lwm qhov ntawm kab. Cov nematode yug me nyuam sai sai thiab qee zaum koom nrog cov kab mob sai sai ua rau cov ntaub so ntswg mus ntsaws-tua ntoo.

Khaws qhov no rau hauv kev txiav txim siab, ua li cas rau kuv tus ntoo thuv?

Discolored Needles Needle discoloration tuaj yeem qhia tau tias koj ntoo thuv xav tau dej ntau los yog lawv raug kab mob los yog kab kab. Cov koob uas ploj mus rau grey-ntsuab ua ntej tuag rau xim av yog cov tsos mob ntawm ntoo thuv wilt, uas cuam tshuam rau Scotch, Austrian thiab ponderosa pines.

Yuav ua li cas koj thiaj paub tias tsob ntoo ntoo tuag?

Cov cim ntawm ib tsob ntoo mob thiab tuag

  1. Bark Peeling. Ib tug qhia-taleas cim ntawm ib tug mob Pine ntoo yog bark tev tawm.
  2. Koob koob. Pine ntoo yuav tsum tuav lawv cov xim ntsuab txawv txhua xyoo.
  3. Early Needle Drop. Feem ntau, ntoo thuv yuav tso lawv cov koob nyob rau hauv lub caij ntuj sov lig mus rau thaum ntxov caij nplooj ntoos zeeg.

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