Video: Yuav tsum cog tsob ntoo Douglas nyob deb npaum li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Rau ib pawg ntawm ob lossis ntau dua ntoo , los yog cog ib tug hedge kab, cia qhov tsawg kawg nkaus qhov sib nrug ntawm 15 mus rau 20 ko taw ntawm cov tub ntxhais hluas Douglas firs . Muab txhua qhov chaw tsob ntoo nyob rau hauv ib lub qhov 2 ko taw tob thiab 3 ko taw hla, loosening thiab kis cov hauv paus hniav ua ntej backfilling nrog av.
Tib neeg kuj nug tias, koj yuav cog ntoo nyob deb npaum li cas?
Ntoo cog nyob deb sib nrug txhim kho lub canopy nyob ze hauv av. Qhov no yuav tsum tau pruning ntau zaus dua ntoo cog kaw ua ke. Ntoo feem ntau spaced sib nrug raws li rau lawv mature canopy kis. Tsob ntoo qhov sib txawv ntawm 50 rau 60 ko taw yog qhov chaw.
Kuj Paub, qhov twg Douglas fir loj hlob zoo tshaj plaws? Pseudotsuga menziesii var. menziesii, ntug dej hiav txwv Douglas - fir , loj hlob nyob rau hauv ntug dej hiav txwv cheeb tsam los ntawm sab hnub poob-central British Columbia sab qab teb mus rau central California. Hauv Oregon thiab Washington, nws thaj tsam txuas ntxiv los ntawm ntug dej hiav txwv sab hnub tuaj ntawm Cascades sab hnub poob mus rau Pacific Coast Ranges thiab Dej Hiav Txwv Pacific.
Kuj kom paub, koj cog Douglas fir tsob ntoo li cas?
Nroj tsuag Nyob rau hauv lub lauj kaub tsis tsawg tshaj li 6 ntiv tes sib sib zog nqus, nco ntsoov tias koj cov av potting muaj cov kua dej zoo kom nws tuav cov dej noo tsis tau soggy. Nroj tsuag noob li 2 nti tob, ces npog nrog av. Khaws nyob rau hauv ib nrab ntxoov ntxoo rau thawj xyoo; cov laus laus yuav xav tau lub hnub ci tag nrho.
Douglas fir tau dav npaum li cas?
Ntug hiav txwv Douglas firs yog qhov ceev-loj hlob thiab loj ntawm ob hom, thiab lawv feem ntau loj hlob mus txog 250 ko taw (76 meters) hauv cov hav zoov qub thiab tuaj yeem ncav cuag tsib mus rau rau taw (1.5 txog 1.8 meters) inch. Rocky Roob Douglas firs ntsuas ib yam ntawm txoj kab uas hla tab sis tsuas yog loj hlob mus txog 160 ko taw (49 meters).
Pom zoo:
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