Apple Canker Control: Yuav Ua Li Cas Kho Kua Canker Hauv Lub Vaj Tsev

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

Cankers yog qhov txhab ntawm ntoo nyob los yog qhov chaw tuag ntawm tsob ntoo, ceg, thiab pob tw. Yog tias koj muaj tsob ntoo txiv apples nrog cov kab mob cankers, cov qhov txhab tuaj yeem ua rau lub caij nplooj ntoo hlav rau cov kab mob fungal thiab kab mob uas ua rau muaj kab mob.

Txhua tus uas muaj tsob ntoo txiv apple hauv lub vaj tsev yuav tsum kawm txog cov ntoo txiv apples. Nyeem rau kom paub cov ntaub ntawv ntawm apple cankers thiab cov lus qhia rau kev tswj cov kua canker.

Yog vim li cas rau Apple Cankers

Xav txog cov txiv ntoo hauv cov txiv ntoo ua pov thawj ntawm tsob ntoo raug mob. Cov laj thawj rau cov cankers no muaj ntau thiab ntau yam. Cankers tuaj yeem tshwm sim los ntawm cov kab mob los yog kab mob uas tawm tsam lub cev lossis ceg. Kev raug mob los ntawm huab cua kub los yog txias heev, lawg, los yog ib tug pruning txiav kuj ua rau cankers.

Ib tsob txiv apples uas muaj kab mob cankers yuav muaj thaj chaw ntawm cov tawv ntoo lossis tawg uas zoo li tsaus dua li cov tawv ntoo ib puag ncig. Tej zaum lawv yuav saib wrinkled los yog sunken. Koj kuj tuaj yeem pom cov kab mob fungal nyob hauv thaj chaw uas zoo li tsaus nti lossis liab pob liab liab. Nyob rau lub sijhawm, koj tuaj yeem pom cov kab dawb loj hlob los ntawm cov tawv ntoo uas yog ntoo lwj fungi.

Canker in Apple Trees

Rau qhov kev raug mob los ua tus kab mob canker, nws yuav tsum muaj qhov nkag. Qhov ntawd yog qhov txaus ntshai ntawm cankers, fungal spores los yog kab mob nkag mus rau tsob ntoo los ntawm qhov txhab thiab overwinter muaj. Thaum lub caij loj hloblawv tsim thiab ua kab mob.

Piv txwv li, yog tias cov kab mob Nectria galligena overwinters nyob rau hauv cankers, cov txiv apples yuav tsim ib tug kab mob hu ua European canker. Lub Delicious ntau yam ntawm txiv apples yog cov feem ntau raug rau European canker, tab sis Gravenstein thiab Rome Beauty ntoo kuj yog ib qho yooj yim.

Lwm cov kab mob ua rau lwm yam kab mob. Cov kab mob Erwinia amylovora ua rau hluav taws kub hnyiab, Botryosphaeria obtusa ua rau cov kab mob dub rot, thiab Botryosphaeria dothidea ua rau cov kab mob dawb paug. Feem ntau cov kab mob canker yog cov kab mob, txawm tias cov kab mob tua hluav taws yog cov kab mob.

Yuav Ua Li Cas Kho Apple Canker

Ntau tus neeg ua teb xav paub yuav ua li cas kho apple canker. Lub hauv paus tseem ceeb ntawm kev tswj cov kua canker yog pruning tawm cov cankers. Yog hais tias tus kab mob canker yog fungus, prune tawm lub cankers thaum ntxov lub caij ntuj sov. Tom qab ntawd, tshuaj tsuag thaj chaw nrog Bordeaux sib tov lossis pom zoo cov khoom siv tooj liab.

Vim tias cov kab mob fungal tsuas yog tua cov txiv apples uas muaj kev kub ntxhov los yog lwm yam kev ntxhov siab, koj tuaj yeem tiv thaiv cov kab mob no los ntawm kev saib xyuas cov ntoo zoo heev. Txawm li cas los xij, qhov hluav taws kub blight pathogen yog cov kab mob uas tawm tsam txawm tias cov ntoo muaj cua sov. Kev tswj cov kua canker hauv qhov no yog qhov nyuaj dua.

Nrog hluav taws kub, tos kom txog thaum lub caij ntuj no ua pruning. Txij li cov ntoo qub tsis yooj yim rau kev tua hluav taws, prune tob - 6 mus rau 12 ntiv tes (15-31 cm.) - rau hauv ntoo uas muaj hnub nyoog tsawg kawg yog ob xyoos. Hlawv tag nrho cov ntoo cov ntaub so ntswg uas koj tshem tawm kom puas cov kab mob.

Qhov kev txiav tob tob no yuav ua pov thawj nyuaj dua hauv cov ntoo me me. Cov kws tshaj lijhais tias yog hluav taws kub hnyiab tau tua tsob ntoo los yog tsob ntoo tseem hluas, xaiv tshem tag nrho tsob ntoo es tsis txhob sim kho.