Uma sinesihlahla se-rose esivandeni sethu, kungenzeka ukuthi sihlaselwa ezinye izinambuzane noma izifo. Isikhunta se-Powdery singesinye sezifo ezivame kakhulu futhi ezimbi kakhulu ezingahlasela i-rose yakho. Imvamisa ibonwa ngeso lenyama njengempuphu emhlophe evela emaqabungeni, eziqu kanye naseziqu zezimbali. I- i-powdery rose bush kufanele imiswe ngesikhathi ukuze ingabhubhisi sonke isitshalo. Imvamisa ibizwa ngokuthi umlotha noma umhlophe ngenxa yezimpawu zayo. Imbangela yalesi sifo yisikhunta sohlobo lwePodosphaera esiqala ukuhlala ezitshalweni futhi sidale umonakalo omkhulu.
Ngakho-ke, sizonikezela le ndatshana ukukutshela konke odinga ukukwazi mayelana ne-roseate powdery isikhutha, ukuthi ziyini izimpawu zayo eziyinhloko nokuthi ungayiqeda kanjani.
Izimpawu ze-rosebush powdery isikhutha
Izimpawu zokuqala ze-rose powdery isikhutha cishe ngamabhamuza abomvu angabonakali ebusweni bamaqabunga ama-rose, alandelwa amabala amhlophe anothuli emhlabathini wesitshalo. Isikhunta singatheleleka kunoma iyiphi ingxenye yesitshalo, kepha sithanda izicubu ezisencane, futhi yiziqubu ezithambile kunazo zonke kanye nezimbali ezivame ukukhombisa izimpawu zokuqala zesifo.
Lapho isikhunta singena ezihlahleni, amaqabunga akhubazekile futhi nekhono lesitshalo lokusebenzisa i-photosynthesize liyancipha. Amahlumela awavulekile futhi ukukhula kwesihlahla sama-rose kuyathinteka. Ukutheleleka okunzima kungavimbela ukukhula kwamaqabunga awela kusenesikhathi futhi kunciphise ukuqhakaza. Uma kuvunyelwe ukuthuthukisa, ukhunta lizoqhubeka nokusabalala futhi lumboze sonke isitshalo kuze kube yilapho wonke amaqabunga aso efa.
Okuhlukile kwe- I-Sphaerotheca pannosa. Irose, eyaziwa nangokuthi I-Podosphaera pannosa, kuyizinhlobo ezivame kakhulu ze-rose powdery isikhutha kanye nembangela yalesi sifo emahlathini ama-rose. Izinhlamvu zihluma ebusweni beqabunga, lapho i-mycelium ikhula khona namagatsha abe ngamaseli ezitshalo ukuze ondleke. Phezulu, ukwakheka kwezinhlamvu ezintsha kuyaqhubeka, kuhlasela ezinye izindawo zesitshalo.
Izinhlamvu zisakazeka ezitshalweni ezintsha ngemisinga yomoya. Lapho isimo sezulu esibi sifika, ukuze siphile ezimweni ezingezinhle, isikhunta singahlala silele emhlabathini emaqungeni noma ngaphansi kwezihlahla. Isikhathi esisebenza kakhulu se-rosebush powdery isikhutha siqala entwasahlobo, lapho isimo sezulu siqala ukushisa, futhi sihlala lonke ihlobo ngisho nengxenye yokuwa. Cishe zonke izikhunta, ukungena komoya omncane nomswakama ophezulu kukhuthaza ukukhula.
Ukulawulwa kwe-powdery isikhutha ku-rosebush
Le fungus imvamisa ikhona ku-substrate, ilinde izimo ezikahle zokuthelela izitshalo zensimu. Ukuyivimbela nokulwa nayo, kumele kulandelwe inhlanzeko efanele. Sizobona imikhuba emihle ukuze sikwazi ukunciphisa nokulawula isikhutha se-powdery esihlahleni se-rose:
- Hlanza bese ulahla amaqabunga awile nezinye izinsalela ezizungeze isisekelo sesitshalo.
- Thena ingxenye enegciwane lesitshalo bese usilahla kahle.
- Nikeza amanzi nezakhi ezanele ezihlahleni zama rose ukuze kugcinwe amandla azo okuzivikela.
- Gcina omata ukuvimbela ukulahleka komswakama.
- Shiya indawo eyanele yamahlahla ama-rose ukuhlinzeka ngokusakazwa komoya okuhle.
- Prune bese uhlanza isikhungo se-shrub ngakho-ke singena umoya kahle ngaphakathi.
- Nisela ama-rose ekuseni ukuze womise ngokushesha amaqabunga futhi uvikele ukutheleleka ngesikhunta se-pathogenic.
- Ungasebenzisa amanye ama-fungicides asebenza njengendlela yokuvimbela. Phakathi nezimo zonyaka lapho zikhula kahle khona ukuze kukhule i-powdery isikhutha esihlahleni se-rose (lokhu kuvame ukuba sentwasahlobo nasekwindla kusukela imvula namazinga okushisa afudumele ejoyina) ungafunda ilebula lomkhiqizo bese ulandela imiyalo yokuvikela ukubonakala isikhutha esiyimpuphu.
Ezinye izindlela zokwelapha ezilwa ne-powdery isikhutha se-rose bush
Kunezindlela ezithile ezingalawulwa zokulawulwa kwamakhemikhali ezinikeza ezinye izindlela zokwenza ama-fungicides okwenziwa kwezohwebo. Izindlela ezisebenza kahle kakhulu zasendlini zokulawula i-rose powdery isikhutha ubisi luka-Epson, isibabule, i-potassium bicarbonate, usawoti kanye namafutha.
- La Phuma Epson kufanele isetshenziswe njalo phakathi nenkathi.
- Isibabule singavimba ukuthi izinhlamvu zingamili, ngakho-ke kufanele sisetshenziswe ngaphambi kokuba kuvele izifo.
- I-Copper sulfate iyi-fungicide esebenzayo evunyelwe kwezolimo eziphilayo.
- El uwoyela we-neem ngokungathathi hlangothi i-powdery isikhutha ezitshalweni eziningi ngokuphazamisa imetabolism ye-fungal nokumisa ukukhiqizwa kwe-spore.
- Ukuxuba isibabule namafutha wezinhlanzi kanye / noma uwoyela wesame nakho kuyasebenza.
- Ubisi yi-fungicide ethandwa kakhulu, ihlanjululwe ngamanzi futhi yafuthwa ezitshalweni ezizwelana nezimpawu zokuqala zokutheleleka. Indlela yokusebenza eqondile ayicaci, kepha umphumela owaziwayo ukuthi i-ferroglobulin (uhlobo lwama-protein angama-whey) ikhiqiza ama-radicals e-oxygen amahhala lapho ivezwa yilanga, futhi ukuxhumana nalezi radicals zamahhala kuyingozi ku-fungi.
- I-baking soda namaminerali ancibilikiswa ngamanzi noma izifutho zikawoyela wemifino nazo ziyanconywa ukulawula i-powdery isikhutha, yize le mixube inemiphumela elinganiselwe nengahambelani. Ukuhlushwa okuphezulu kwe-sodium kuyingozi ezitshalweni.
Ama-Condiciones ambientales
Ukugcina lezi zinhlobo zezifo zithambile futhi zinakekele kahle i-rose bush, sizoncoma ezinye zezinto okufanele sizicabangele:
- Lapho utshala, kufanele kukhunjulwe ukuthi ama-rose bushes amaningi athanda izindawo ezinelanga, ezinomoya omuhle, kepha ezingathintwa yimimoya enamandla. Kuphela ngezinhlobo ezithile nezimo ezishisayo kakhulu, kunconywa umthunzi omncane.
- Ama-rose bushes akhula kahle emhlabathini omncane one-esidi ocebile ngobumba nosilika. Uma i-substrate inalezi zici, ungagwema ukukhubazeka kwezitshalo nezinkinga zempilo ngokuzayo.
- Inhlabathi kumele ibe nepayipi elihle ukugwema ukuminyana kwezimpande, izihlahla zama-rose zizwela kakhulu ezimpandeni. Kodwa-ke, umhlaba kufanele uhlale unomswakama othile. Lokhu kubaluleke kakhulu emahlathini ama-rose potted.
- Kufanele iniselwe ku-substrate, hhayi emaqabungeni ukugwema ukuvela kwesikhunta.
Ngiyethemba ukuthi ngalolu lwazi ungafunda kabanzi nge-rose powdery isikhutha nokuthi ungayiqeda kanjani.