2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Puas yog koj nplooj txiv hmab txiv ntoo poob xim? Nws tuaj yeem yog chlorosis ntawm nplooj txiv hmab txiv ntoo. Grape chlorosis yog dab tsi thiab dab tsi ua rau nws? Cov kab lus hauv qab no muaj cov ntaub ntawv qhia txog yuav ua li cas paub txog cov tsos mob ntawm cov txiv hmab txiv ntoo chlorosis hauv koj cov txiv hmab txiv ntoo thiab nws txoj kev kho.
Grape Chlorosis yog dab tsi?
Y Thaum European (vinifera) ntau hom txiv hmab txiv ntoo muaj kev tiv thaiv chlorosis, nws yog ib qho mob uas cuam tshuam rau American (labrusca) txiv hmab txiv ntoo. Nws feem ntau yog tshwm sim los ntawm qhov tsis muaj hlau. Grape nplooj pib poob lawv cov xim ntsuab thiab tig daj thaum cov leeg tseem ntsuab.
Yuav ua li cas Grape Chlorosis?
Chlorosis ntawm nplooj txiv hmab yog tshwm sim los ntawm cov av pH siab uas muaj hlau tsawg heev. Nws yog qee zaum hu ua 'txiv qaub chlorosis.' Hauv cov av pH siab, hlau sulfate thiab feem ntau qee cov hlau chelate ua tsis muaj rau cov vine. Feem ntau, qhov pH siab no kuj txo qhov muaj micronutrients thiab. Cov tsos mob ntawm chlorosis tshwm nyob rau lub caij nplooj ntoos hlav thaum lub txiv hmab txiv ntoo pib tawm thiab feem ntau pom ntawm nplooj me me.
Ntawm qhov xav tsis thoob, qhov mob no nyuaj rau kev kuaj mob raws li kev kuaj cov ntaub so ntswg vim tias cov ntsiab lus ntawm cov hlau hauv nplooj feem ntau yog nyob rau hauv ib txwm muaj. Yog hais tias qhov xwm txheej tsis kho, txawm li cas los xij, cov txiaj ntsig yuav raug txo kom zoo li cov piam thaj ntawm cov txiv hmab txiv ntoo thiab, thaum mob hnyav, cov txiv hmab txiv ntoo yuav tuag.
Grape Chlorosis kho
Vim qhov teeb meem zoo li muaj pH siab, kho pH txog li 7.0 los ntawm kev ntxiv sulfur lossis organic teeb meem (conifer koob zoo heev). Qhov no tsis yog kho txhua yam tab sis yuav pab tau tus kab mob chlorosis.
Txwv tsis pub, thaum lub caij cog qoob loo ua ob daim ntawv thov hlau sulfate lossis hlau chelate. Cov ntawv thov tuaj yeem yog foliar lossis chelate uas tshwj xeeb tshaj yog rau alkaline thiab calcareous av. Nyeem thiab ua raws li cov chaw tsim khoom cov lus qhia rau cov ntaub ntawv thov tshwj xeeb.
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