Ngeshwa, lesi sifo esingathandeki njenge-powdery isikhutha sivame kakhulu ezinhlobonhlobo zezitshalo - zombili izimbali zasendlini kanye nalabo abakhula emhlabathini ovulekile. Phakathi kwamakamelo ngokuvamile ahlushwa yizitshalo ezinjengama- violets , i-gerberas, i-calanchae, i-cissus, i- begonia , i-cineraria.
Izimbangela ze-powdery isikhutha ezitshalweni zasendlini
Okokuqala, iphutha lomoya omanzi omanzi owakhwameni ekamelweni kanye nokushintshashintsha okushisa okushisa. Ukusakazeka kwesifo kuqhutshwa nokuxhumana kwezitshalo ezigulayo nezempilo, ngesikhathi sokunisela, ukugeleza komoya, futhi nalapho kuthwala izinambuzane.
Isizathu sesifo singasetshenziswa ngokweqile ngamanyolo we-nitrogen, kanye nokuntuleka kwe-calcium ngokuhambisana nokushisa okuphezulu nomswakama ekamelweni. Ngesikhathi esifanayo, ukuchelela okuningi akuyona neze ithuba lokuthuthukisa isikhumba se-powdery.
Kubangela izifo ze-fungus Sphaerothecara nnosa. Inezinhlobo eziningi ezithinta izitshalo ezihlukahlukene, kuhlanganise nezihlahla nezihlahla.
Indlela yokubhekana ne-powdery isikhutha ezitshalweni zasendlini?
Into yokuqala okudingeka uyenze uma uthola izindawo ezimhlophe ezimagqabeni nezimbali zezitshalo, ukuqinisekisa ukuthi i-microclimate elungile egumbini, ukugwema izinguquko zokushisa okungazelelwe, ngezibonakaliso zokuqala zokugula, unqume amahlumela abathintekayo.
Isitshalo esibulalayo kufanele siphathwe ngesinye sezixazululo ezilandelayo:
- ama-manganese-acid - 2.5 amagremu ama-manganese ngama-10 amalitha amanzi;
- i-soda calcined nesepha - ama-gramu angu-50 we-soda, ama-gramu angu-40 esepha ngalinye ngamalitha angu-10 amanzi;
- i-garlic ka-garlic - ama-gramu angu-15 we-garlic oqoshiwe ukugxila emalitha angu-1 emanzini emini;
- amalungiselelo asekelwe ngesulfure noma ukuphuza imithi isitshalo esinesifo;
- Amalungiselelo I-Topaz, i-Dectra, i-Skor, njll;
- inhlanganisela yama-antibiotics - i-tarramycin, i-penicillin ne-streptomycin ezinxenyeni ezilinganayo.
Ungasusa kanjani isikhutha se-powdery ezitshalweni zasendlini ekhaya? Ungalungisa isisombululo soda, ngoba lokhu ku-1 tsp. I-soda kumele ichitheke ku-1 litre lamanzi, engeza amaconsi ambalwa ensipho evamile yamanzi bese uyifafaza ngesitshalo. Kodwa okokuqala zama lokhu kulungiswa ezinxenyeni eziningana zephepha ukuze uqiniseke ukuthi kungenakulimala kokwelashwa okunjalo. Spray kufanele kube yisikhathi esivela 1 ngesonto kuze kube yilapho zonke izibonakaliso zesifo ziphela. Kodwa-ke, khumbula ukuthi ukwelashwa kwesifo se-powdery kwizitshalo zasendlini ngamakhambi omuntu kusebenza kuphela ezimweni lapho lesi sifo singakafiki kakhulu futhi izinga lokulimala alincane. Uma ubona ukuthi izimbali zishaywa kabi, kuzodingeka usebenzise "izikhali ezinzima" - amafungicides (Hom, Topaz, Vectra, Skor, Tiovit).
Kulesi simo kubaluleke kakhulu ukusingatha, ukulandela ngokulandela imiyalelo nokugcina zonke izixwayiso ezichazwe emibhalweni emalungiselelo. Zonke zazo zifakwe emanzini amaningi, ngakho-ke ungahlukanisa i-ampoule kuzinhlelo zokusebenza eziningana.
Ukuvimbela isikhutha se-powdery
Izindlela zokuvimbela zivela ezimbangela zokuthuthukiswa kwesifo. Uma kuthiwa,
Futhi, ukuze kuvinjelwe ukuthuthukiswa kwalesi sifo, ukuguqula njalo inhlabathi, ukuyikhipha imishanguzo, nokuyiqeda amaqabunga ezitshalo. Uma kunezilonda ezincane, kufanele zisuswe ngokuphuthumayo kanye namaqabunga noma amaqabunga, gwema ukuphalaza isitshalo esinjalo nokuthola amanzi emaqabunga awo.
Akukho lutho olunzima ekwelapheni nasekuvimbeleni isikhutha se-powdery, into eyinhloko ukuqhubeka njalo futhi ufeze zonke izinqubo ezidingekayo kuze kube yilapho isitshalo selashwa futhi ngeke siqhubeke nokuletha esimweni esinjalo.