Maluwa amkati, komanso maluwa amaluwa, nthawi zina amadwala. Izi zimachitika pazifukwa zosiyanasiyana - nthaka yosauka, kuthirira madzi okwanira, mikhalidwe yochepa. Mwachitsanzo, ziphuphu zimakonda kuchepetsedwa mochedwa, nthata, nsabwe za m'masamba. Iwo akudwala matenda fungal, makamaka powdery mildew. Tiyeni tione momwe tingachitire maluwa pa nkhani iyi ndi momwe tingachitire violets kuchokera ku mame a powdery.
Kodi mungachiritse bwanji violet kuchokera powdery mildew?
Masamba a violet omwe amakhudzidwa ndi matendawa adzakhala ndi kuvala koyera komanso kuoneka ngati fumbi. Koma si fumbi konse - ndi chovala choyera cha mycelium. Ikhoza kupangidwa osati pamasamba okha, komanso pa stems ndi peduncles.
Kuti muchotse violets zomwe mumazikonda kuchokera powdery mildew, muyenera kumvetsa zifukwa zake. Ndipo iwo akhoza kukhala osiyana:
- Kuwonjezera maluwa ndi nayitrogeni pokhapokha phosphorous ndi potaziyamu mulibe nthaka;
- mkulu chinyezi mu chipinda chapansi chokonzekera kutentha;
- fumbi ndi dothi pa alumali ndi maluwa;
- Kuwala kokwanira kokwanira.
Monga lamulo, sivuta kuthana ndi powdery mildew mu violets. Zidzakhala zogwiritsira ntchito mankhwala osakaniza amodzi ndi wothandizira. Zolinga za fungicides monga "Benlat" kapena "Fundazol" zili zoyenera . Onani kuti matendawa amatha kugunda ndi kuyimilira pafupi ndi violets, ngakhale kuti nkhondoyo sichiwonekere, choncho ndibwino kuti mugwirizanitse zonsezo. Ngati kupopera kamodzi sikuthandiza, patatha masiku khumi mukhoza kubwereza ndondomeko kapena kugwiritsa ntchito kukonzekera "Topaz".
Chithandizo cha powdery mildew mu violets ndi zotheka komanso mankhwala ochiritsira - pogwiritsa ntchito njira yothetsera soda kapena copper sulfate ndi sopo, kusungunuka kwa sulfure, ndi kulowetsedwa kwa ndowe.
Ndipo pofuna kupewa kupeweratu kwa powdery mildew mu violets mutatha kuchiza, yesetsani kupanga zinthu zabwino pa maluwa anu: sungani alumali kapena sill woyera, penyani kutentha kwa boma ndikudyetsa zovuta feteleza muzinthu zoyenera. Ikani zomera izi bwino kumpoto-kummawa mbali. Ndipo ngati mawindo anu akuyang'ana kumadzulo kapena kumwera, onetsetsani kuti mumthunzi wa violets, makamaka m'chilimwe.