Vamwari vanoita basa rinowedzera kukosha mukuvakwa kwenzvimbo dzazvino nharaunda. Mushure mekudyara, magasi anogara achitadza kuzadzisa izvo zvinotarisirwa maitiro ekuisa nekuda kwezvikonzero zvakasiyana. Imwe yeiyo phenomena ndeyekuti mitezo madiki madiki anoonekwa pamashizha, uye wozooma uye kufa. Chimwe chezvikonzero zvekuti chiitiko ichi ndechekuti iyo lawn inotapukirwa nemabhakitirwi uye inotambura nehutachiona hwehutachiona, izvo zvinogona kuitika uye paramende emafuro akawanda. Kana chirwere chichiwedzera, chinoparadza iyo yese girini munguva pfupi.
Iyo chaiyo kuongororwa kwehutachiona hwehutachiona hwakatevera
1. Kugovera uye kukuvadza kwehutachiona hunoda
Bactial ichangoda kuenzanisa uye kuchiitika pane huswa hwakawanda; Pakambotapukirwa nechirwere ichi, mavara ellow achaonekwa pamashizha, zvishoma nezvishoma kukura kuva mitsetse refu, uye ipapo mashizha achashandura yero-brown kusvika kune yakasviba. Kana dzakatakurwa dzakasviba dzemvura dzakasviba-dzakasviba, mavara achakurumidza kuoma uye kufa.
2.Symptoms mushure mekutapukirwa nehutachiona hunodiwa
Mushure mekutapukirwa, 1 mm mvura-yakanyungudika mavara ichaonekwa pamashizha, ayo akaoma kuona neziso rakashama. Iwo mavara anowedzera zvishoma nezvishoma uye anotendeuka grey-girini kune yero-brown kana chena kusvika parufu. Mavara anozowedzera uye muganho mumwe nemumwe kusvikira mashizha ese akaurayiwa. Kana nharaunda yakapoteredzwa ichinyoroveswa, hutachiona hwehutachiona hwechiratidzo chichagadzirwa pamativi, izvo zvinogona kupinda maronda ezvirimwa kuti zvivepo kana kukonzera chirwere. Hosha yehutachiona dzehutachiona dzinokambaira dzinokambaira dzinotanga kuoneka secin-saizi dzvuku kana mhangura-ruvara rwakafauswa zvigamba, ichiteverwa nerufu rwehuwandu hukuru hwezvirimwa zvakapoteredzwa, kuparadza girini rose munguva pfupi.
3. Mwaka wehutachiona hunoda
Buttial ichangoda kuitika mumwaka wechitubu uye autumn mwaka apo nharaunda inoshanduka zvakanyanya kubva mangwanani kusvika manheru nharaunda yakanyorova uye inotonhorera nharaunda. Maitiro emwaka mwaka ndiwo midzi chikonzero chechirwere. Kana chirwere chacho chakatanga kuitika, mashizha anoratidzika sebhuruu-girini uye anosvava, uye mashizha anodzika uye zvishoma nezvishoma anotendeuka mutsvuku kana yepepuru, pakupedzisira, pakupedzisira achitungamira mashizha kufa. Mbambo dzakaenzana dzichaonekwa pamusoro pevakafa, munguva pfupi yakanga yakakura nzvimbo yeiyo lawn ichaoma uye afe.
4. Mamiriro ezvinhu ekuitika kwehutachiona hwehutachiona hunoda
Iyo pathogen yehutachiona hwehutachiona inoshandisa kusagadzikana nguva pane chirimwa, uye wozorwisa chirimwa chero nguva. Nzira dzekurwisa dzinorwisa dzakasiyana-siyana uye dzakaoma kudzora. Kana chirimwa chacho chine kukuvara kwekunze, inogona kutapukirwa. Maronda anokonzerwa nekutema anogona kutapukirwa. Kwete izvozvo chete, iyi pathogen inogona kupinda mune rimwe nerimwe gomba. Kana chirimwa chacho chinotora mvura, iyi pathogen inogona zvakare kupinda mumuviri wemidumbu kuburikidza nemakomba anodiwa, kunyanya panguva yekudiridza uye mvura yakawanda, iyo inonaya yakapararira uye kuitika kwechirwere ichi. Munzvimbo dzakadzika-dzenhema pane svutugadzike, chirwere chakanyanya uye chakaoma kudzora.
5. Kudzivirira uye kudzora kwehutachiona hunoda
Kufanana nekudzivirira kwese uye kudzora nheyo, kudzivirira ndiko kukoshesa, uye kune maviri kiyi mbiri dzekudzivirira:
1. Kana kuvaka mutemo-marudzi ane majini akanaka echirwere anofanirwa kusarudzwa.
Ongorora: Kukanda Bentgrass Toronto (C-is), Nimsilla, Covancy mhando uye Bermudagrass tifglreen marudzi anokanganiswa nechirwere.
2. Kuedza mune yekuwedzera nharaunda: Kunyatso manejimendi, nhungamiro yehunyanzvi, kutarisa kudhirage,zvine mwero meso, uye dzivisa kakawanda jecha chifukidzo.
Kana chirwere chichiitika, chinoshanda uye chine simba zvinodhaka chinofanira kugamuchirwa
MaAntibiotic: Oxecetracycline, Streptomycin, etc. ine zvimwe mhedzisiro pane hutachiona hunoda. Paunenge uchishandisa mushonga, kusunganidzwa kwakanyanya uye kuwedzerwa dosage zvinodiwa, izvo zvinogona kudzora chirwere chemavhiki 4-6.
Kutumira Nguva: Dec-17-2024