Agave Plant Diseases - Lub Tswv Yim Ntawm Kev Kho Crown Rot Of Agave

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

Txawm hais tias feem ntau yog tsob ntoo yooj yim loj hlob hauv pob zeb vaj thiab qhov chaw kub, qhuav, agave tuaj yeem raug kab mob thiab fungal rots yog tias raug dej ntau dhau thiab av noo. Cov huab cua txias, ntub dej caij nplooj ntoos hlav uas hloov pauv sai rau lub caij ntuj sov kub, ntub dej tuaj yeem ua rau muaj kev loj hlob ntawm cov kab mob fungal thiab kab tsuag. Nruab nrab mus rau lig lub caij ntuj sov crown rot ntawm agave nroj tsuag tuaj yeem tshwm sim hauv cov huab cua txias thiab cov nroj tsuag potted. Nyeem rau kom paub seb koj tuaj yeem ua li cas rau cov nroj tsuag agave nrog cov kab rot.

Agave Crown Rot yog dab tsi?

Agave, lossis xyoo pua cog, yog nyob rau hauv cov suab puam ntawm Mexico thiab hardy nyob rau thaj tsam 8-10. Hauv kev tsim kho vaj tse, lawv tuaj yeem ua tau zoo ntxiv rau lub vaj pob zeb thiab lwm cov haujlwm xeriscaping. Txoj hauv kev zoo tshaj plaws los tiv thaiv cov cag thiab cov cag rot ntawm agave nroj tsuag yog nyob rau hauv qhov chaw uas muaj cov kua dej zoo, tsis tshua muaj dej, thiab hnub ci puv.

Agave nroj tsuag kuj tseem yuav tsum tsis txhob muab dej hla saum taub hau, qhov qeeb qeeb ntawm cov dej nyob ntawm thaj chaw hauv paus tuaj yeem tiv thaiv kev sib kis ntawm cov kab mob fungal, nrog rau tiv thaiv cov kab mob rot uas tuaj yeem tshwm sim yog tias dej pas dej hauv lub pas dej. crown ntawm agave nroj tsuag. Pumice, crushed pob zeb, los yog xuab zeb tuaj yeem ntxiv rau hauv av thaum cog agave kom muab cov kua dej ntau dua. Thawv loj hlob agave yuav ua tau zoo tshaj plawshauv cacti lossis succulent av sib tov.

Crown rot ntawm agave tuaj yeem tshwm sim nws tus kheej li grey lossis mottled lesions lossis, nyob rau hauv qhov xwm txheej hnyav, cov nroj tsuag nplooj tuaj yeem tig grey los yog dub thiab shrivel nyob qhov twg lawv loj hlob tawm ntawm lub kaus mom. Liab/txiv kab ntxwv fungal spores kuj yuav pom tseeb nyob ze ntawm tsob ntoo crown.

Cov kab mob thiab cov cag rots hauv agave kuj tuaj yeem tshwm sim los ntawm kab hu ua agave snout weevil, uas txhaj cov kab mob rau hauv cov nroj tsuag thaum nws zom rau ntawm nws nplooj. Cov kab mob ua rau mos, squishy lesions nyob rau hauv cov nroj tsuag uas kab tsuag ces lays nws qe. Ib zaug hatched, tus weevil larvae tunnel lawv txoj kev mus rau cov hauv paus hniav thiab av, kis rot thaum lawv ua hauj lwm lawv txoj kev thoob plaws hauv cov nroj tsuag.

Yuav ua li cas txuag cov nroj tsuag nrog Crown Rot

Nws yog ib qho tseem ceeb kom tsis tu ncua tshuaj xyuas koj cov nroj tsuag agave kom pom cov kab zom thiab rot, tshwj xeeb tshaj yog tias nws tsis loj hlob hauv qhov kev pom zoo. Yog tias ntes tau ntxov txaus, cov kab mob thiab cov kab mob rots tuaj yeem tswj tau nrog kev xaiv pruning thiab kev kho cov kab mob fungicides xws li thiophanate methyl lossis neem roj.

Nplooj nrog zom cov cim lossis qhov txhab yuav tsum tau txiav tawm ntawm lub kaus mom thiab muab pov tseg tam sim ntawd. Thaum pruning tshem tawm cov kab mob cov ntaub so ntswg, nws raug nquahu kom koj dip pruners nyob rau hauv ib tug sib tov ntawm bleach thiab dej ntawm txhua txiav.

Thaum mob rot heev, nws yuav tsum tau khawb tag nrho cov nroj tsuag, tshem tawm tag nrho cov av ntawm cov hauv paus hniav, txiav tawm tag nrho cov yas thiab cov hauv paus rot uas tam sim no thiab, yog tias muaj cov nroj tsuag sab laug, kho nws. nrog fungicide thiab replant nws nyob rau hauv ib qho chaw tshiab. Los yog nws yuav yog qhov zoo tshaj plaws los khawb cov nroj tsuag thiab hloov nwsnrog kab mob resistant ntau yam.

Ua ntej cog txhua yam hauv thaj chaw uas cov nroj tsuag muaj kab mob loj hlob tuaj, koj yuav tsum ua kom tsis muaj kab mob hauv av, uas tseem tuaj yeem muaj kab tsuag thiab kab mob tom qab cov nroj tsuag raug tshem tawm.