Inqubo yokukhula kwama roses ayinakwenzeka ngaphandle kwezingqinamba. Isifo esijwayelekile kakhulu sezitshalo siyabonakala. Lesi sifo siyingozi kakhulu ezimbali, ngoba siholela ekufeni kwaso. Lapho ibona ama-roses kufanele aqale ukulwa nayo ngokushesha.
Ungakugwema kanjani ukubuka kumaroses?
Amabala amnyama kuma-roses awonakalisi kuphela ukubukeka okuhle kwesimbali, kodwa futhi aletha nomonakalo omningi esitshalweni. Kancane kancane, lesi sifo sisakazeka esihlahleni sonke futhi singathinta okulandelayo. Lesi sifo asikho futhi kunzima ukuselapha. Ikhambi elihle kunazo zonke ukuvikela ukubonwa kwamnyama kumaroses.
Ungakuvimbela kanjani ukuqala kwalesi sifo:
- yenza njalo ukuthenwa okulungile kweziqu zezitshalo, ngoba "ukugunda izinwele" kukhulisa ukuqina kwama roses;
- susa amaqabunga alimile, amahlamvu, izimbali zezimbali futhi uqiniseke ukuthi uzishisa endaweni ekude nesihlahla;
- ukhula njalo wensimu yezimpande;
- ngesikhathi semvula, ukufafazwa komlotha esihlahleni kuyazuzisa;
- ukucubungula izitshalo ngemishini ekhethekile yokuvikela ama-roses;
- ukufafaza izihlahla ngokufakwa kwe-mullein noma ngamahhashi;
- Ukukhetha okulungile kwesiza sokutshala ama-roses: musa ukutshala ezindaweni ezimnyama nezinwebekile;
- ukucubungula njalo kwamathuluzi ngama-disinfectants.
Kubalulekile futhi ukwazi ukuthi kunezinhlobo zama roses ezingamelana kakhulu namabala amnyama. Abanye, kunalokho, baphakanyiselwe izakhi zofuzo kuso. Ngakho-ke, lapho uthenga izinto zokutshala, lokhu kufanele kubhekwe.
Kanjani futhi yini ukwelapha amabala kumaqabunga rose?
Okwamanje, ezitolo ezikhethekile kukhethwa izidakamizwa eziningi ezingalapha ukubonwa kwamabala. Into esemqoka ukuthenga hhayi ithuluzi elilodwa, kodwa ambalwa.
Amalungiselelo akhethekile kufanele aqukathe:
- i-triazole;
- mancozeb.
Kuzodingeka ukuthi zisetshenziswe, ukuze kwenziwe ngempumelelo isenzo. Izinsuku eziyisikhombisa zokuqala, ama-rose ahlafulawa afafazwa ngezidakamizwa, ezibandakanya i-mancozeb. Isibonelo: Igolide noma Inzuzo. Ngemuva kwesonto, ama-ejenti aqukethe i-triazole aqala ukusetshenziswa, njengeTopazi noma iSkor.
Udinga ukucubungula ezihlahleni kusihlwa ukuze kungabikho khona amazolo. Ngaphambi kokubulala amagciwane, kufanelekile ukuchelela isitshalo ngaphansi kohlelo lwezimpande. Ngemuva kokunyamalala kwamabala emaqabungeni e-rose, udinga ukuhlola imbali ngokucophelela. Ngezimpawu eziphindaphindiweyo zalesi sifo, kufanelekile ukususa izindawo ezonakele zesitshalo futhi uzishise.
Ama-prophylactic agents
Ngamaqabunga e-rose, amabala amnyama aqala ukuvela kuphela ekupheleni kwehlobo, futhi lesi sitshalo sonakaliswa ekuqaleni. Imvamisa, lesi sifo sihlasela imbali uma sibuthaka noma singatholi umthamo ofanele wezakhamzimba. Ngakho-ke, kubalulekile ukuvundisa ama-roses.
Ungabona kanjani amabala amnyama:
- okokuqala, isitshalo siyayeka ukukhula;
- okwesibili, amabala amnyama avela kokuluhlaza (njengamaphara);
- Okwesithathu, ukubonwa ngokusobala kubonakala emacembe.
Abanye abalimi abanolwazi basebenzisa izindlela zokulawula izifo ezithinta imvelo. Isakhiwo lapho ikhula khona ama roses sizungezwe ukutshala ugalikhi. Le imifino inempahla yokuvimbela izifo fungal (amabala amnyama ibhekisa kuhlobo lwefungus Marssonina rosae).
Futhi, ukuvimbela, ungafafaza izihlahla nge-decoctions kagalikhi noma kagwayi. Ama-infusions awamlutha kumenzeli we-causative wegciwane futhi angalimazi isitshalo.
Ukunakekelwa okufanele
Kubalulekile kakhulu ukunquma ama-roses njalo. Le nqubo izothuthukisa amasosha omzimba wokulwa nezifo zokukhunta, okubandakanya ukubonwa kwamnyama.
Futhi, uma amabala amnyama esivele avele emaqabungeni e-rose, lapho-ke kufanelekile ukunciphisa amahlumela ngezinga lama-buds angama-2-3 kusuka kusisekelo. Ngemuva kwalokho fafaza izihlahla ngamakhemikhali ("Copper oxychloride", "Vectra", "Cumulus").
Onke amagatsha abuthakathaka, amadala futhi awomile asuswa kangcono, ngoba azoba yisisulu sokubala indawo emnyama.
Ekwindla nasentwasahlobo, iziqu kufanele ziphathwe nge-sulfate yethusi ne-Bordeaux fluid.
Onke amaqabunga onakele awomile ngokushesha, bese uwa. Kufanele ziqoqwe futhi zishiswe. Ngaphandle kwalokho, ukhunta kuzodlulela, futhi entwasahlobo kuzosakazekela emahlathini aphakeme enempilo.
Ngesikhathi sokukhula, lesi sitshalo sidinga ukufinyelela kwamahhala komoya omusha, musa ukutshala eduze kwezinye izilimo. Ungavumeli ukuvezwa isikhathi eside komswakama kumaqabunga ama-roses. Ukuze wenze lokhu, sika amahlumela kanye nokhula lokhula. Kungcono ukugaya indawo ezungezile njalo, ukwethula isikhunta (isibulala-magciwane) emhlabathini.
Ukusakazeka kwalesi sifo kufaka isandla ekushiseni ngokweqile komswakama ophezulu. Kepha hhayi izimo zemvelo kuphela ezingaholela ekunqotshweni kwama roses ngokubona okumnyama, kanye nobuchwepheshe bezolimo obungafanele. Ngakho-ke, ngaphambi kokubandakanya ukutshalwa kwalezi zimbali, udinga ukubuza ukuthi ungazinakekela kanjani kahle.
