Varimi vemizambiringa vari pamba dzavo vanowanzotarisana nemasikati pamashizha e rose, uye havazivi kuti vangaitei mumamiriro ezvinhu aya. Ichi chirwere chinokonzera fungus Marssonina rosae, iyo inounza zvishoma nezvishoma bwenzi rinouraya.
Zvinoratidzika sei?
Dema mavara pamashizha erosi anoreva zvirwere zvinokura zvishoma nezvishoma. Kutanga, rima rinowanikwa pakati penhare yebhasi, pakupedzisira kutora nzvimbo inowedzera yakareba. Nenguva isipi dema uye ghena nzvimbo inotanga kuchinja, uye mashizha anooma. Dambudziko rechirwere ichi ndechekuti zvishoma nezvishoma, kana iwe usingatori chero matanho, fungus kubva pamashizha anopararira kusvika padanda, uyezve kumidzi, zvichidaro kuparadza simiti kubva mukati.
Kudzivirirwa kwemavara madema
Kuti urege kurwisana nechirwere chinonyengera, chinogona kudziviswa. Nokuda kweizvi, pane nzira dzakasiyana-siyana dzaunokwanisa kuvandudza mamiriro ako e rose bushes:
- nzvimbo yakakodzera ye rosary ndiyo inokosha yekubudirira; uko pasina kumira kwemvura uye masikati masikati, rose rakasviba ndiyo inenge isingaoneki nechirwere ichi;
- Kuchengetedza kwakakwana pakati pebhasi yemhando dzakasiyana dzemaruva kuchabatsirawo kudzivisa zvinetso; kutenderera kwakanaka kwemhepo hakubvumi kuti fungus iite uye iwedzere;
- Nokufamba kwenguva masora ane masora haazopei mvura kubva mumvura kana dova kwenguva yakareba kuti aparadze munzvimbo ino uye hapazovi nemamiriro ezvinhu akanaka ehutachiona.
Kuchengetedzwa kweblack patch ye roses
Kune nzira dzakasiyana siyana uye nzira dzokubata mavara madema pamashizha e rose. Sezvo mutemo, inofanirwa kubatanidzwa kuti iwane mhinduro yakanaka:
- Pasina kurindira chirwere ichi, unogona kutanga kushandisa marudzi maviri emishonga inobatsira kubvisa chirwere chacho kana kuti kudzivirira kuti irege kubva. Chokutanga, kupomera nemishonga ine mancozeb substance ichadiwa. Mushonga unoitwa
vhiki dzose manheru oga oga madova madonhwe. Pashure pacho, zvinodhaka ne triazole zvinoshandiswa. - Mushure memvura uye kudiridza zvinonzwisisika kuzadza zvigaro nemapuranga.
- Nguva dzose kuputira nekunyudzwa kwegoriki kuchawedzera kukurira kwehutachiona hwehutachiona.
- Nguva nenguva, nyika iyo yakasimuka mabhasi kukura inotarisirwa kudira fungicides, kubvisa pathogenic microflora. Inonyanya kukosha kuita izvi mushure menguva refu.
- Mashizha akaipisisa uye zvimwe zvikamu zve rose zvakabviswa ne pruner yakachena. Mashizha ose ane hutano nematavi anofanira kupiswa, uye kwete kuchengetwa panzvimbo.