Dab Tsi Yog Pob Zeb Elm: Cov Lus Qhia Txog Pob Zeb Elm Ntoo

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

The rock elm (Ulmus thomasii) is one of the six elm tree native to the United States. Pob zeb elm ntoo feem ntau pom nyob rau sab qaum teb ntawm lub Midwest thiab sab qaum teb sab hnub tuaj xeev nrog rau hauv Canadian xeev ntawm Ontario thiab Quebec. Feem ntau yuam kev raws li Asmeskas elm, hom no yog qhov tsawg dua. Nyem qhov no kom paub ntau ntxiv txog tsob ntoo pob zeb elm.

Rock Elm yog dab tsi?

Yog tias koj tsis tau pom dua, tej zaum koj yuav xav tsis thoob tias tsob ntoo pob zeb zoo li cas? Pob zeb elm ntoo zoo ib yam li ntau hom American elm, tab sis nrog lub cev ncaj thiab nqaim dua. Pob zeb elms yuav loj hlob ntau dua ua ntej lub cev pib ceg. Kev ntsuas cov duab ntawm tsob ntoo yog thawj kauj ruam mus rau pob zeb elm tsob ntoo txheeb xyuas.

Pob zeb elm nplooj kuj zoo ib yam li cov neeg Asmeskas elm, yog li ntau txoj hauv kev kom paub tseeb ntawm pob zeb elm tsob ntoo yog qhov tsim nyog. Kuj hu ua cork elms, pob zeb elms muaj corky ridges ntawm loj dua twigs thiab ceg. Cov no tsis muaj nyob hauv Asmeskas elm. Kuj tseem muaj qhov sib txawv ntawm cov paj thiab txiv hmab txiv ntoo ntawm ob hom elm, tab sis cov no tsuas yog muaj raws caij nyoog ntawm cov ntoo paub tab.

Rock Elm Tsob Ntoo Facts

Ntawm tsob ntoo tuaj yeem loj hlob mus rau qhov siab ntawm 90 ko taw (27 m.) thiab muaj nuj nqis rau lawv cov ntoo. Cov ntoo yog tawv thiab ruaj khov heev. Nws tseem resilient underwaterthiab tau siv los tsim kev sib ntaus sib tua hauv cov hnub dhau los. Cov ntoo ntawm cov elms no kuj tau siv rau piano thav duab, axes tuav, thiab hockey sticks.

Zoo li lwm haiv neeg Ulmus, tsob ntoo muaj kev cuam tshuam rau Dutch elm kab mob. Cov kab mob fungal no ua rau tuag taus, feem ntau tua cov ntoo muaj kab mob hauv ib lub lis piam. Lub vector rau Dutch elm kab mob yog hom kab elm bark beetles.

Pob zeb elm ntoo tau nyob ntev thiab tuaj yeem muaj sia nyob mus txog 300 xyoo. Nws yuav siv sij hawm 20 xyoo rau cov ntoo no kom rov tsim dua thiab ntxiv 25 xyoo kom ncav cuag lawv cov khoom tsim tawm ntau tshaj plaws. Txawm li ntawd los, lawv tsuas dais noob txhua peb mus rau plaub xyoos. Cov paj yog monoecious, txhais tau tias lawv muaj ob qho tib si txiv neej thiab poj niam thiab yog tus kheej fertilizing. Cov paj yog reddish ntsuab nyob rau hauv cov xim thiab tshwm thaum lub Peb Hlis thiab Tsib Hlis. Nws yuav siv li ob lub hlis rau cov noob los tsim thiab tawg.

Nyob rau lub caij nplooj zeeg nplooj tig daj daj daj. Pob zeb elms tuaj yeem pom cov tsiaj qus loj hlob raws li cov hauv paus moist ntawm cov ntoo slopes hauv cov huab cua txias (USDA Hardiness zones 3 txog 7). Lawv feem ntau yuam kev rau Asmeskas cov elms, tab sis yog tias koj saib ze dua koj yuav xav tsis thoob thaum pom cov tsiaj tsis tshua muaj ntau ntawm elm.