Powdery mildew ndi matenda osasangalatsa omwe amabwera chifukwa cha tiziromboti. Zimakhudza unyinji wazomera: masamba, mbewu zambiri, mkati ndi maluwa okongoletsera. Violet amamugonjeranso. Kuti mugwire bwino mankhwala, ndikofunikira kukhazikitsa momwe zimachitikira.
Zizindikiro za ufa wa povu pavt
Kufotokozera matendawa ndikosavuta. Poyamba, pamasamba ndi phesi, mutha kuwona mawanga amitundu yotuwa, zikuwoneka kuti adakonkhedwa ndi ufa. Apa ndipomwe dzinalo limachokera. Awa ndi mitundu yambiri ya bowa, yopangidwa ndi ambiri, yosungidwa mu unyolo wa conidia, yomwe singathe kuchotsedwa. Maonekedwe a mbewuyo amakhala opanda pake komanso uve. Popanda chithandizo, mawanga amawonjezeka ndikukhala zilonda. M'tsogolomo, duwa limaleka kukula, masamba amafa, ndipo chomera chimafa. Ndikotheka kuchiritsa, koma ndibwino kupewa matenda. Ngati mukutsatira mikhalidwe yomangidwa (kutentha, chinyezi, kuthirira, ndi zina), ndiye kuti palibe chifukwa chofalitsira.
Pali mitundu iwiri ya matenda.
Downy ndi powdery mildew
Chomera chidakutidwa ndi mawanga a bulauni, ofiira komanso otuwa. Amatha kuwoneka pamwamba pa tsamba, ndipo kuyera kwoyera kumaonekera pansi. Kenako masamba ayamba kuzimiririka, kuda ndi kugwa. Violet amwalira miyezi iwiri. Uku ndi kuwonetsera kwa downy mildew. Zimachitika ndi chinyezi chachikulu komanso kusinthasintha kwa kutentha.
Ngati mbewuyo itakutidwa ndi ma cobwebs woonda kapena oyera ngati fumbi lomwe silingachotsedwe, ndiye kuti ndi wowuma kwenikweni. Zomera za bowa zimakhazikika pamasamba, mbali zina za maluwa ndi mkati mwa dothi. Masamba sangathe zokha, koma ayamba kupukuta ndi kutha. Chomera chimafa msanga - pakatha milungu itatu.
Mitundu yonse iwiri yamatendawa ndi owopsa ma violets.
Momwe mungachiritsire ufa wowonda pa violet
Zomera zodwala zimathandizidwa pogwiritsa ntchito mankhwala omwe adapangidwa kale. Ndikokwanira kuzisintha ndi violet kamodzi. Kuphatikiza kupambana kwakwaniritsa, njirayi imabwerezedwa pambuyo pa masabata 1-1.5.
Kuphatikiza pa kukonzanso, muyenera kuchitanso zina:
- Pezani zomera zoyambukiridwa. Chotsani mosamala mbali zonse zomwe zakhudzidwa (masamba, zimayambira, maluwa). Dulani mtundu womwe watsala kuti mbewuyo isawononge mphamvu potulutsa maluwa.
- Muzimutsuka ndi nyanjayo pansi pamadzi, kusamala kuti musalowe pakati pa duwa.
- Lambulani ndikuchotsa kunja kwa mphikawo ndi poto wake ndi mankhwala ophera tizilombo.
- Sinthani malo apamwamba mu thankiyo kukhala ina.
- Chitani maluwa ndi dothi lonse pogwiritsa ntchito mankhwala omwe mwakonzeka.
- Bwerezani kupopera.
Kuti mupeze phindu lochulukirapo kuchokera ku mankhwalawa, njira zosiyanasiyana zimagwiritsidwa ntchito poyambira ndi kubwereza kupopera.
Njira za nkhondo
Mutha kuwathandiza pogwiritsa ntchito mankhwala okonzekera kapena njira zina, zomwe zambiri zimadziwika. Amakhala ndi zotsatira zabwino. Ngati simukulimbana ndi matendawa, ndiye kuti violet adzafa mwachangu.
Njira | Kuphika | Kugwiritsa / kuwaza |
| Sodium carbonate (soda) | Phatikizani ndi sopo wamadzi 25 ndi 5 g pa ndowa imodzi yamadzi. | Bzalani ndi chithaphwi ndi masabata 1-1.5. |
| Vitriol wabuluu | 5 g pa chikho chimodzi. Njira iyi imatsanulidwa pang'onopang'ono, ndikuwunkhitsa, ndikupanga kwina: 50 g sopo pa theka la ndowa yotentha yamadzi. | Maluwa onse kawiri, patatha sabata. |
| Wowuma mpiru | 30 g imasunthidwa mumtsuko wamadzi otentha. Tonthetsani pansi. | Kuphatikiza apo ndinamwetsanso. |
| Garlic | 50 g pa 2 l (ozizira). Imani tsiku limodzi, kenako kusefa. | Chisimba chonse. |
| Whey | Wosakanikirana ndi madzi muyezo wa 1:10. | Lemberani katatu pakatha masiku atatu alionse. Zabwino kugwiritsa ntchito kupewa. |
| Malo Ogulitsa Akavalo atsopano | 100 g pa lita imodzi chokani kwa tsiku lonse. Kenako wiritsani kwa maola awiri kuti mugwiritse ntchito, onjezerani gawo 1: 5. | Katatu mu masiku 5. |
| Iodine solution | 5 ikutsikira pagalasi imodzi yamadzi. | Zomera zonse. |
Fungicides kuti muchepetse ufa wa powdery pa violets
Kugwiritsa ntchito mankhwala ndi njira yothandiza kwambiri. Amathiridwa mankhwala kuti madzi amadzuka masamba.
Wothandizira / chinthu chogwira ntchito | Kuphika | Kugwiritsa |
| Bayleton / triadimephone 250g / kg | Yankho: 1 g pa madzi okwanira 1 litre. | Popera mbewu yonse. Zotsalira zimatsanuliridwa pansi. Zotsatira zake zimakhala kwa milungu iwiri. Zotsatira zooneka patsiku la 5. |
| Topaz / Penconazole 100g / L | 1 ampoule (2 ml) pa 5 l. Ndendeyi imachulukana ndikuwonongeka koopsa. | Amasenda masamba kuchokera mbali ziwiri. Itha kubwerezedwa pambuyo pa masabata awiri. Njira yothandiza kwambiri. |
| Fundazole / benomyl | 20 g wa ufa pa 1 lita. | Zimakhudza mbali zonse za duwa. Kuchita bwino kwambiri kumachitika kudzera mu mayamwa. |
Mr. Chilimwe wokhala amadzidziwitsa: momwe angapewere kuwoneka kwa powdery mildew pa violets
Ndikosavuta kupewa matenda kuposa kuchiza pambuyo pake. Njira zodzitetezera zimagwirizana ndi kutsatira malamulo awa posunga ma violets:
- samalira kutentha + 21 ... +23 ° ะก;
- madzi pafupipafupi, kupewa kuthana ndi madzi;
- kudyetsa ndi feteleza wovuta wokhala ndi K ndi P, musagwiritse ntchito nayitrogeni nthawi ya maluwa;
- kuyendetsa chipindacho, kupereka mpweya wabwino;
- pewani kuwonekera padzuwa kwa maola opitilira 2 patsiku;
- pukutani masamba ndi yankho lake kuchokera ku sopo yochapa masabata awiri aliwonse;
- phwanya pansi kuti mpweya ubwere pansi;
- kunyamula zowonjezera pachaka;
- khalani okhazikika pazovomerezeka;
- utsi 2 kawiri pachaka ndi njira ya Topaz;
- kuyendera mbewu tsiku lililonse; odwala - kudzipatula;
- kuthira mankhwala padziko lapansi, miphika, zida;
- Osamaika maluwa odulidwa pafupi ndi omwe adalidwa.
