Video: Ib tug dawb spruce nyob ntev npaum li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Dawb spruce ua tau nyob rau ntau pua xyoo. Hnub nyoog ntawm 200 mus rau 300 xyoo yog feem ntau tau txais thoob plaws hauv ntau qhov ntau, thiab Dallimore thiab Jackson (1961) kwv yees lub neej ib txwm muaj. dawb spruce ntawm 250 txog 300 xyoo.
Hais txog qhov no, cov ntoo dawb spruce loj hlob sai npaum li cas?
Dawb Spruce maj mam nce mus txog 60 ko taw hauv qhov siab los ntawm 20 ko taw hauv kev sib kis nrog kev loj hlob qeeb, thiab yoog mus rau ntau yam ntawm cov av hnyav thiab sparse noo noo. Nws txoj kev loj hlob tus cwj pwm yog upright pyramidal thiab nws feem ntau nyob twj ywm branched thiab foliaged rau hauv av, tshwj tsis yog tias nws yog limbed-up mus rau hauv ib qho zoo dua. tsob ntoo daim ntawv.
Tom qab, lo lus nug yog, dab tsi yog ib tug dawb spruce zoo li? Dawb spruce . Ib tsob ntoo loj nrog lub hau nqaim, nws tuaj yeem loj hlob mus txog 40 meters siab thiab 1 meter hauv txoj kab uas hla thaum loj hlob. Cov koob yog plaub-sided, ntse, thiab tawv, thiab tau teem rau ntawm cov twigs; dawb-ntsuab ntsuab thiab foul tsw thaum hluas, lawv ua qab ntxiag tsw nrog hnub nyoog.
Ua raws li qhov no hauv kev txiav txim siab, pes tsawg tus dawb spruce loj hlob ib xyoos?
Qhov no hybrid tuaj yeem qee zaus rov qab mus rau nws niam txiv hom, dawb spruce (Picea glauca) - haum rau tib qhov kev nyab xeeb raws li Alberta spruce --koj loj hlob los ntawm 6 mus rau 12 nti ib xyoo.
Dawb spruce siv rau dab tsi?
Ntoo ntawm dawb spruce yog siv Feem ntau rau cov ntoo pulpwood thiab lumber rau ntau yam kev tsim kho, prefab tsev, mobile tsev, rooj tog zaum, thawv thiab crates, thiab pallets. Nws kuj yog siv rau tsev cav, suab paj nruag, thiab paddles.
Pom zoo:
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