Girdling, tseem hu ua nplhaib-barking, yog tshem tawm tag nrho cov tawv ntoo(muaj cov cork cambium lossis "phellogen", phloem, cambium thiab qee zaum mus rau hauv xylem) los ntawm ib ncig ntawm tag nrho cov ncig ntawm ob ceg los yog lub cev ntawm ib tsob ntoo ntoo. Girdling ua rau tuag ntawm thaj chaw saum lub girdle dhau sijhawm.
tsob ntoo girdling yog dab tsi?
Ntxhais, tseem hu ua lub nplhaib-txhiab yog poob ntawm ib txoj kab tawv tawv los ntawm ib ncig ntawm ib ceg lossis lub cev ntawm tsob ntoo ntooQhov dav thiab qhov tob ntawm kab, hnub nyoog ntawm cov nroj tsuag, lub sij hawm ntawm lub xyoo, muaj cov kab mob thiab lwm yam ib puag ncig, txiav txim seb ib tsob ntoo puas tuaj yeem rov qab los ntawm kev raug mob.
girdling siv rau dab tsi?
Feem ntau cov girdling tau siv los nce cov paj tab sis kuj ua rau cov txiv hmab txiv ntoo loj tuaj, ua kom cov txiv hmab txiv ntoo loj tuaj, thiab ua ntej kev loj hlob ntawm cov txiv hmab txiv ntoo xws li txiv hmab txiv ntoo, txiv apples, citrus txiv hmab txiv ntoo, apricots, nectarines., txiv duaj, thiab txiv ntseej (Sedgley and Griffin, 1989). Txiv hmab txiv ntoo ntawm girdled ceg ntawm txiv apples yog …
Yuav ua li cas thiaj kuaj tau cov cag ntoo?
Nyob rau hauv ib tsob ntoo uas muaj girdling cov hauv paus hniav, lub pob tw yuav es tsis txhob tshwm ncaj los yog txawm nqaim. Koj tseem tuaj yeem saib cov hauv paus ncig tsob ntoo saum cov av, txawm hais tias feem ntau cov hauv paus hniav nyob hauv qab ntawm qhov chaw. Lwm yam, cov cim qhia tsis tshua pom muaj xws li cov nplooj poob thaum ntxov, cov nplooj me thiab cov kab ntoo tuag.
Yuav ua li cas yog lub hauv paus girdled?
Ib cag cag yog ib tug cag hlob zuj zus tuaj ib ncig los yog muab kauv ib ncig ntawm lub cev los yog ntawm los yog hauv qab kab av, maj nroos lub cev.
