Nyob Ntoo Ntoo - Harwood Vs. Softwood Tsob Ntoo Ntau Yam

Cov txheej txheem:

Nyob Ntoo Ntoo - Harwood Vs. Softwood Tsob Ntoo Ntau Yam
Nyob Ntoo Ntoo - Harwood Vs. Softwood Tsob Ntoo Ntau Yam

Video: Nyob Ntoo Ntoo - Harwood Vs. Softwood Tsob Ntoo Ntau Yam

Video: Nyob Ntoo Ntoo - Harwood Vs. Softwood Tsob Ntoo Ntau Yam
Video: The Difference Between Hardwoods and Softwoods (I Swear, More Interesting Than It Sounds) 2024, Kaum ib hlis
Anonim

Cov ntoo tawv tawv yog dab tsi? Yog tias koj tau tsoo koj lub taub hau ntawm tsob ntoo, koj yuav hais tias txhua tsob ntoo muaj ntoo tawv. Tab sis hardwood yog ib lo lus biolog rau pawg ua ke ntoo nrog tej yam zoo sib xws. Yog tias koj xav tau cov ntaub ntawv hais txog cov yam ntxwv ntawm cov ntoo tawv ntoo, nrog rau kev sib tham ntawm ntoo thiab ntoo, nyeem rau.

Hardwood Trees yog dab tsi?

Lo lus "cov ntoo tawv" yog ib pawg botanical ntawm cov ntoo uas muaj cov yam ntxwv zoo sib xws. Cov yam ntxwv ntawm tsob ntoo tawv ntoo siv rau ntau hom ntoo hauv lub tebchaws no. Cov ntoo muaj nplooj dav dua li cov nplooj zoo li rab koob. Lawv tsim cov txiv ntoo lossis txiv ntoo, thiab feem ntau mus dormant thaum lub caij ntuj no.

Asmeskas cov hav zoov muaj ntau pua hom ntoo ntoo sib txawv. Qhov tseeb, kwv yees li 40 feem pua ntawm cov ntoo hauv Asmeskas yog nyob rau hauv qeb hardwood. Ob peb hom ntoo uas muaj npe zoo yog ntoo qhib, maple, thiab cherry, tab sis ntau tsob ntoo muaj cov yam ntxwv ntoo ntoo. Lwm hom ntoo tawv ntoo hauv Asmeskas hav zoov suav nrog:

  • Birch
  • Aspen
  • Alder
  • Sycamore

Biologists cog ntoo ntoo nrog ntoo softwood. Yog li dab tsi yog tsob ntoo softwood? Softwoods yog conifers, ntoo nrog koob zoo linplooj uas dais lawv cov noob nyob rau hauv cones. Softwood lumber feem ntau siv hauv tsev. Hauv Teb Chaws Asmeskas, koj yuav pom tias cov ntoo mos muaj xws li:

  • Cedar
  • Hmoob
  • Pine
  • Redwood
  • Spruce
  • Cypress

Hardwood vs. Softwood

Ib ob peb qhov kev sim yooj yim pab koj cais cov ntoo tawv los ntawm cov ntoo softwood.

Hardwood cov ntaub ntawv qhia tias cov ntoo tawv tawv yog deciduous. Qhov no txhais tau hais tias cov nplooj poob tawm thaum lub caij nplooj zeeg thiab tsob ntoo tseem tsis muaj nplooj mus txog rau thaum caij nplooj ntoos hlav. Ntawm qhov tod tes, softwood conifers tsis dhau lub caij ntuj no nrog cov ceg liab qab. Txawm hais tias qee zaum cov koob qub poob tawm, cov ceg ntoo softwood yeej ib txwm npog nrog koob.

Raws li cov ntaub ntawv ntoo tawv, yuav luag txhua cov ntoo tawv yog paj ntoo thiab tsob ntoo. Cov ntoo ntawm cov ntoo no muaj cov hlwb uas ua dej, nrog rau cov ntaub ntim kom nruj, cov hlwb tuab. Cov ntoo Softwood tsuas muaj cov dej ua dej. Lawv tsis muaj cov ntoo fiber ntau ntom.

Pom zoo: