Indlovukazi yensimu - i-rose - ayiyona nje into engenangqondo futhi ifuna ukunakekela umuntu. Isihlahla esihle kakhulu singanqoba izifo ezihlukahlukene. Enye yezinto ezivame kakhulu futhi eziyingozi engadini iyi-powdery isikhutha kuma roses. Lesi sifo sefungali siboniswa ngokubonakala kwesikhala esimhlophe esimhlophe phezu kwesiqu, amahlumela, ameva, amaqabunga ngisho namahlumela esitshalo. Kancane kancane amaqabunga aphelile, awela, izimbali ziba zingcolile. I-rose ngokwayo iyancipha, futhi ngaphansi kwezimo ezimbi, ukufa kwayo kuseduze. Kodwa sizokutshela ukuthi yini okufanele uyenze nge-powdery isikhutha kuma roses nokuthi ungayilondoloza kanjani imbali oyikhonzile.
Amakhambi omphakathi we-powdery isikhutha kuma roses
Uma i-rose yakho ithinteka kakhulu, ungabhekana nalesi sifo ngosizo lwamakhambi abantu. Kodwa-ke, ekuqaleni kuyadingeka ukususa izingxenye ezonakele zesitshalo bese ubashisa. Khona-ke ukuchithwa kwenziwa: ngaphambi kokufihleka kuvela, ngesikhathi sokuqhakaza futhi, nakanjani, emva kwalo.
Okokuqala, zama ukumnika umlotha nomlotha. Ilungiselelwe kusuka ku-1 kg we-mullein, amabhakede angu-10 wamanzi wamanzi kanye no-200 g womlotha, iqhubekela phambili isonto, bese isetjenziswa njenge-spray ye-rose bushes kanye nomhlaba oseduze.
Isixazululo esihle se-powdery isikhutha ku-roses yisisombululo somlotha. I-substance ehlongozwayo ilungiswa kusuka ku-10 amalitha amanzi, lapho i-1 kg yomlotha ixutshwe ngokuphelele isigamu sehora. Uma ngabe ufisa, isisombululo se-ash singahlanganiswa ne-50 g yesepha elula. Ibha yayo kufanele ihlutswe kwi-grater enkulu futhi ichithe.
Amakhemikhali avela ku-powdery isikhutha kuma-roses
Ngezinga eliphansi futhi eliqinile lokunqotshwa, ubuhle begadi buyodinga ukusetshenziswa kwamakhemikhali. Usizo oluhle kakhulu ekwelapheni i-powdery isikhutha kuma roses kuzoba nesisombululo sika-1-3% se-Bordeaux ingxube. Bahlanza isihlahla kusukela phezulu nasenhla, futhi baphinde bahlakulele iziqu.
Ngendlela efanayo, sebenzisa noma yimaphi amathuluzi afakwe ngezansi:
- Isixazululo se-3% se-sulfate yethusi;
- Isixazululo se-0, 5% se-chloride yethusi;
- isixazululo sethusi sulfate, i-soda nesepha.
Ukulungiswa kokugcina kulungiselelwe kusuka ku-15-20 g we-sulfate yamatshe, amabhakede amanzi, 50 g we-soda ash kanye nesobho le-200.
Ngaphandle kwezimali ezingatholakala ekhaya, sincoma ukuthi uzame amalungiselelo akhethekile - amafungicides. Inhloso yabo eyinhloko ukubhujiswa kwezifo ezihlukahlukene zegciwane. Isibonelo, empini yokulwa ne-powdery isikhutha kwi-roses, izimali ezinjenge- "Fitosporin-M", "Bayleton", itshe lesisekelo, "Maxim", "Topsin-M" zibhekana kahle. Futhi i-rose iphethwe izikhathi eziningana kuze kube yilapho isikhumba se-powdery sishabalalala ngokuphelele. Ngesikhathi esifanayo, abalimi abaningi batusa ukuguqula ikhambi lokugwema ukusetshenziselwa ukufisa.