Shelterwood cuttings yog hais txog kev loj hlob ntawm kev txiav hav zoov ua rau tsim kom muaj ib tiam tshiab ntawm cov noob ntawm ib hom lossis pab pawg ntawm hom yam tsis tau cog. Cov txheej txheem silvicultural no ib txwm siv nyob rau hauv hav zoov uas suav tias yog cov neeg laus, feem ntau tom qab ob peb thinnings.
kev kho vaj tse yog dab tsi?
Lo lus "Shelterwood" piav qhia a cov txheej txheem kev ua hav zoov hauvuas cov ntoo loj dua, cov ntoo muaj zog dua thiab tiv thaiv cov ntoo yau rau hauv pem teb hav zoov kom txog thaum lawv sawv, loj hlob thiab vam meej ntawm lawv tus kheej.
Kev txiav ntoo rau menyuam yog dab tsi?
: a txoj kev ruaj ntseg tsob ntoo zoo nkauj nyob rau hauv lub vaj ntawm cov ntoo qub uas raug tshem tawm los ntawm kev txiav ua tiav kom lees paub rau cov yub kom maj mam nce lub teeb.
Hloov chaw ua haujlwm li cas?
Shelterwood harvesting is an even-aged system used to establish and develop de desirable natural regeneration. Los ntawm kev tshem tawm cov neeg paub tab hauv ob mus rau peb ntu hla tsib mus rau 20 xyoo, ntau lub hnub ci tuaj txog hauv hav zoov kom txhawb kev loj hlob ntawm cov noob.
Yuav ua li cas yog shelterwood regeneration?
Shelterwood Regeneration Method - Ib txoj hauv kev ntawm kev rov tsim dua ib qho chaw uas muaj hnub nyoog nyob rau hauv uas cov hnub nyoog tshiab txhim kho hauv qab qhov nruab nrab microenvironment muab los ntawm cov ntoo seem.
