2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55
Alternaria blotch ntawm txiv kab ntxwv yog kab mob fungal. Nws kuj tseem hu ua rot dub thaum nws tawm tsam cov txiv kab ntxwv. Yog tias koj muaj cov ntoo citrus hauv koj lub vaj tsev, koj yuav tsum kawm qhov tseeb ntawm cov txiv kab ntxwv ntoo alternaria rot. Nyeem rau kom paub cov ntaub ntawv hais txog alternaria rot hauv txiv kab ntxwv, nrog rau cov lus qhia txog kev tiv thaiv alternaria blotch.
Alternaria Blotch on Orange Trees
Alternaria blotch ntawm txiv kab ntxwv ntoo tseem hu ua alternaria rot lossis dub rot. Nws yog tshwm sim los ntawm cov kab mob Alternaria citri thiab yog cov kab mob uas tsis muaj tshuaj lom ntawm fungus. Alternaria rot tuaj yeem pom ntawm ob lub txiv qaub thiab txiv kab ntxwv. Cov rot yog softer ntawm txiv qaub tab sis ntau pronounced ntawm txiv kab ntxwv, ua rau tawv dub me ntsis ntawm tev.
Alternaria blotch ntawm txiv kab ntxwv thiab txiv qaub ntoo tuaj yeem ua rau citrus txiv hmab txiv ntoo poob ntawm tsob ntoo thiab txhim kho thaj chaw rotten. Qee lub sij hawm, qhov kev puas tsuaj tshwm sim thaum khaws cia tom qab sau qoob loo, tab sis nws tseem tuaj yeem txheeb xyuas tau hauv lub vaj teb.
Ntawm txiv qaub, cov blotches lossis rot me ntsis tam sim no raws li qhov chaw mos ntawm tev. Alternaria rot nyob rau hauv txiv kab ntxwv ua rau khov xim av los yog blackish cheeb tsam nyob rau sab nraum ntawm cov txiv hmab txiv ntoo. Tab sis yog tias koj txiav cov txiv hmab txiv ntoo hauv ib nrab, koj yuav pom tias qhov chaw tsaus nti mus rau hauv cov txiv kab ntxwvcore.
Treating Alternaria Blotch
Yog tias koj xav paub yuav ua li cas tiv thaiv alternaria blotch, qhov tseem ceeb ntawm cov txiv hmab txiv ntoo loj hlob. Cov txiv hmab txiv ntoo ntxhov siab lossis puas, thiab tshwj xeeb tshaj yog cov txiv kab ntxwv sib cais, tshwj xeeb tshaj yog cov kab mob fungal.
Tiv thaiv dej thiab kev ntxhov siab nitrogen tuaj yeem txo cov txiv kab ntxwv sib cais hauv koj lub vaj tsev. Muab koj cov ntoo nrog dej txaus thiab cov khoom noj. Ua li ntawd, saib xyuas koj cov txiv kab ntxwv zoo heev yog ib txoj hauv kev tiv thaiv thiab kho alternaria rot.
Kev tu vaj txiv hmab tsis tu ncua kuj tseem ceeb. Cov fungi ua rau alternaria rot nyob rau hauv txiv kab ntxwv hlob nyob rau hauv cov ntaub so ntswg ntawm poob txiv hmab txiv ntoo nyob rau hauv cov huab cua ntub. Kev tu cov txiv hmab txiv ntoo tsis tu ncua tuaj yeem tiv thaiv qhov no.
Puas siv cov tshuaj tua kab mob los ua ib txoj hauv kev kho txiv kab ntxwv tsob ntoo alternaria rot? Cov kws tshaj lij hais tias tsis muaj tshuaj kho tau zoo ntawm cov kab mob fungal. Txawm li cas los xij, koj tuaj yeem tswj tau qhov teeb meem rau qee qhov nrog imazalil thiab / lossis 2, 4-D.
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