Puas yog ntoo thuv liab zoo ib yam li Norway ntoo thuv?
Puas yog ntoo thuv liab zoo ib yam li Norway ntoo thuv?

Video: Puas yog ntoo thuv liab zoo ib yam li Norway ntoo thuv?

Video: Puas yog ntoo thuv liab zoo ib yam li Norway ntoo thuv?
Video: Спасибо 2024, Kaum ib hlis
Anonim

Norway ntoo yog ib tug ntawm 52 tsob ntoo nyob hauv Minnesota. Tsob ntoo tau txais nws lub npe los ntawm nws reddish-xim av, scaly bark. Minnesota tsuas yog lub xeev xa mus rau qhov liab pine as a Norway ntoo.

Tsuas yog li ntawd, cov ntoo ntoo liab siv rau dab tsi?

Economic: Pine ntoo liab yog nruab nrab nyuaj thiab ncaj grained. Nws yog zus feem ntau rau zus tau tej cov ntoo siv rau ncej, lumber, cabin cav, railway ties, post, pulpwood, thiab roj. Cov tawv ntoo yog qee zaum siv rau tanning tawv (Sargent 1961). Hom no kuj cog thiab siv li Christmas ntoo.

Ib sab saum toj no, tsob ntoo Norway zoo li cas? Cov Norway Pine tau txais yuav raws li lub xeev tsob ntoo xyoo 1953. Lawv lub cev yog ncaj thiab sib xws thiab tuaj yeem loj hlob mus txog tsib feet ntawm txoj kab uas hla. Thaum mature, lub ntoo feem ntau yog liab qab ntawm ceg rau ob feem peb ntawm txoj kev mus rau lub cev, nrog rounded saum los yog "crowns." Lawv koob yog plaub mus rau rau ntiv tes ntev thiab loj hlob ua khub.

Tib neeg kuj nug tias, Pine liab puas ua ntoo zoo?

Rot Resistance: Heartwood tau ntsuas raws li qhov nruab nrab ntawm qhov tsis muaj zog tiv thaiv kev lwj. Liab Pine Nws tau yooj yim kho nrog cov tshuaj tua kab mob thiab tom qab ntawd tuaj yeem siv rau hauv cov ntawv thov sab nrauv xws li cov ncej lossis cov khoom siv hluav taws xob. Ua haujlwm tau: Liab Pine yog ib qho yooj yim ua hauj lwm nrog ob txhais tes thiab tshuab cuab yeej.

Puas yog Red Pine yog tsob ntoo coniferous?

Kev piav qhia. Pine liab yog a coniferous ntsuab ntsuab tsob ntoo characterized los ntawm siab, ncaj kev loj hlob nyob rau hauv ntau yam nyob. Cov nplooj snap huv si thaum khoov; tus cwj pwm no, teev raws li kev kuaj mob rau liab Pine hauv qee cov ntawv, txawm li cas los xij qhia los ntawm ob peb lwm yam ntoo hom.

Pom zoo: