Bhiza Chestnut Anthracnose

Iyo Bhiza Chestnut inozivikanwa nekuve imwe yemiti yakasarudzika miti iyo inokwezva inonyanya kutariswa. Mashizha awo mahombe, anopfuura masendimita makumi maviri pakureba, uye kukwirira kwaro kunoita kuti vazhinji vedu tide ... kunyange kana tisina nzvimbo yainoda. Nekudaro, uyu simiti wakasarudzika uri panjodzi yeanthracnose.

Muchokwadi, yakaipa kwazvo zvekuti inonzi horse chestnut anthracnose. Ndezvipi zviratidzo uye kurapwa?

Chii?

Anthracnose, inozivikanwa segomarara kana chancre, chirwere chefungal (chinokonzerwa nefungus) mukati megore uye zhizha. Vanoda nharaunda dzinodziya uye dzakanyorova, saka kana vakaona kuti chestnut yebhiza redu yakati simbei, havazeze kukonzera matambudziko.

Ndezvipi zviratidzo?

Zviratidzo zvebhiza chestnut anthracnose mwanakomana:

• Kuonekwa kwemavara pamashizha, kutenderedza tsinga.
• Leaf inodonha (defoliation).
• Mapundu pamatanda.
• Kukura kuderera.

Inorapwa sei?

Kudzivirira kurapwa

Kukudzivirira iwe kubva pakuwana anthracnose chatingaite ndechekuti:

• Bata nemhangura-yakavakirwa fungicides mukati megore nekudonha, kamwe chete pamazuva gumi nemashanu.
• Usanyorove chikamu chemuchadenga (mashizha, trunk, maruva) kana uchidiridza.
• Usateme. Uyu muti usingade chero kuchekereswa.
• Usatenge zvirimwa zvinorwara.

Kurapa kurapwa

Kana zviratidzo zvatanga, zvino zvinotevera zvinofanira kuitwa:

• Chikamu chekutanga: kana isu tichiona kuti ine mamwe mavara, tinozorapa neprayicide fungicide, tichimwaya mashizha ese zvakanaka zvese kumusoro uye nechepasi pezasi, pamwe nehunde nepasi rakatenderedza.
• Yepamberi chikamu- Kana muti uine mashizha akashanduka kuita brown, saka zviri nani kuti ubvise zvikamu zvakakanganiswa nekuzvibata nefungicide.

Ndinovimba yakave yakakunakira iwe.