Tumatir alternaria, menene shi kuma yaya ake sarrafa shi?

alternaria a cikin tumatir

Al'adar al'ada ce ga noman tumatir cututtuka da yawa, kwari da ƙwayoyin cuta ke shafawa; daga cikin wadannan akwai ascomycete naman gwari da aka sani da "madadin", Wanda ya kunshi bazuwar da ke shafar bayyanar shukar.

A cikin wannan sakon, zamuyi magana game da menene menene tumatir alternaria, alamomin da take samarwa da kuma maganinta, da kuma wasu fannoni game da wannan naman gwari.

kwari da cututtuka a cikin tumatir

Me ake nufi da madadin tumatir?

Alternaria wani naman gwari ne wanda ke afkawa jinsuna daban daban, a polyphagous naman gwari, wanda yana da ikon rayuwa na tsawon watanni 12 A cikin ragowar waɗancan tumatir ɗin waɗanda ba su da lafiya, shi ma yana danna inoculum na shuke-shuke.

Wannan naman gwari yawanci mamaye tumatir ta hanyar fasawar girma, raunin da aka haifar saboda bugun rana, cizon kwari da bugu daban-daban. Koyaya, yana yiwuwa kuma yana yin hakan kai tsaye ta hanyar ainihin epidermis na ganye, tushe da ‘ya’yan itace, don haka ya zama dole ayi aiki da sauri, tunda da zarar an sanya madadin a cikin gonakin itacen sai ya fara bushe komai.

Menene alamun tumatir alternaria?

Gabaɗaya, jujjuyawar tana bayyana a ƙananan ganye kuma a hankali ya bazu zuwa sauran shukar, har sai ya shafi ganyenta gaba daya, ya sa ta, har ma da itsa fruitsan ta.

Dukansu a kan tushe da petiole, ana haifar da raunuka masu duhu tare da siffofi masu tsayi da zobba na haɗi. A cikin tumatir akwai launuka iri-iri masu launin ruwan kasa wanda a wasu lokuta, suke da ƙyalli mai launin rawaya, wanda zai iya sa farcen ya bushe.

Waɗannan nau'ikan da suke na marigayi ripening, da alama suna da babban juriya ga wannan naman gwari. Koyaya, daga lokacin mamayewa na alternariaHar sai bayyanar cututtuka ta bayyana, yana iya ɗaukar kwanaki 8-10, idan har kuna cikin yanayi mafi kyau.

Mene ne mafi kyawun yanayi don madadin ya faru?

Wadancan yanayin da zai amfani da yaduwar madadin, a al'adance su ne yaduwar naman gwari ta iska, kwari, ruwa, injunan aikin gona, da sauransu. Koyaya, spores sun tsiro kuma suna gurbata ganye lokacin da suke danshi, wannan saboda naman gwari galibi yafi aiki yayin fuskantar yanayi mai zafi ko matsakaici, kazalika kasancewa cikin yanayi mai danshi; wannan shine dalilin da yasa haɗarin ke ƙaruwa sosai a lokacin damina.

Hakanan, ya kamata a sani cewa harin yakan zama mafi muni duk lokacin da tsire-tsire ke damuwa saboda 'ya'yan itace saboda rashin sinadarin nitrogen ko kuma ana kaiwa hari ta nematodes.

Yadda za a magance tumatir alternaria?

Alternaria alternata leaf lalacewa

A lokacin da alternaria zata iya mamaye amfanin gona, ba shi da sauƙi a sarrafa shi; saboda haka, ya zama dole duba amfanin gona a kalla sau biyu a mako don neman tsirrai waɗanda ke gabatar da alamomin da wannan cuta ta haifar, kafin fara amfani da kowane irin kayan gwari.

Ta yaya za a aiwatar da maganin?

Mataki na farko zuwa magance alternaria tumatir, ya ƙunshi aikace-aikacen lita 15 na kayan gwari da aka ambata a baya (Daconil 50 SC) ta hanyar sulɓi na sulphating wanda ke ba da damar fesa samfurin.

Bayan haka, da aikace-aikacen takin Alexin, domin kiyayewa da takin ƙasar da tsiron yake a ciki kuma yin hakan, ga kowane lita 10-15 na ruwa dole ne ku haɗa ambulaf ɗin taki, sannan zuba shi a kasa ta yin amfani da kwandon shayarwa.

Bayan kwanaki 3-4, ya zama dole sake amfani da Daconil 50 SC akan wadancan tsirrai wadanda suka kamu da cutar ta alternaria. Idan bayan mako guda shuka ba ta da lafiya, dole ne ayi aiki na uku da na ƙarshe na samfurin.

Waɗanne tsire-tsire ne alternaria ke shafar su?

Baya ga tumatir, madadin kuma yana shafar eggplant, dankalin turawa da duk wani tsire mai tsire-tsire.


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