Mary Allen
Feem ntau conifers tsis muaj nplooj, tsuas yog koob. Qhov no yog li cas lawv txawv ntawm cov ntoo deciduous. Lawv kuj hu ua softwoods los yog conifers. Lub npe no los ntawm Latin thiab txhais tau hais tias lub khob hliav qab. Feem ntau cov conifers hauv peb hav zoov yog spruce, ntoo thuv, thiab fir.
Ib qho peculiarity ntawm kev yug me nyuam yog yam ntxwv ntawm conifers: lub ovules tsis tiv thaiv los ntawm carpels li nrog paj tab sis dag qhib. Tias yog vim li cas pawg no tseem hu ua "cov noob liab qab". Lawv kuj suav nrog cypresses lossis thuja, uas feem ntau cog ua hedges. Lawv nqa koob uas yog ib nrab reminiscent ntawm nplooj.
Nyob rau hauv lub teb chaws Yelemees thiab Switzerland, muaj ntau conifers tshaj deciduous ntoo. Ua ntej, cov ntoo coniferous loj hlob sai, qhov thib ob, nws muaj txiaj ntsig zoo li kev tsim ntoo: cov pob tw ntev thiab ncaj. Beams, strips, panels, thiab ntau ntxiv tuaj yeem pom zoo los ntawm qhov no. Softwood kuj sib zog dua hardwood.
Conifers kuj zoo siab nrog cov av uas muaj cov as-ham tsawg. Qhov no tso cai rau lawv mus nyob deb ntawm cov roob, qhov twg cov ntoo deciduous tau ntev tsis tuaj yeem tiv nrog kev nyab xeeb.
Coniferous ntoo poob lawv cov koob tom qab ob peb xyoos thaum lawv laus. Tab sis lawv tsis tu ncua los ntawm cov koob tshiab, yog li koj tsis pom lawv. Yog li ntawd, lawv tseem hu ua "cov ntoo evergreen". Qhov tsuas yog qhov tshwj xeeb yog larch: nws cov koob tig golden daj txhua lub caij nplooj zeeg thiab tom qab ntawd poob rau hauv av. Tshwj xeeb tshaj yog nyob rau hauv Graubünden hauv Switzerland, qhov no attracts ntau tourists txhua txhua xyoo.