Esinye sezifo eziyingozi kakhulu ku-ugqumugqumu yi-powdery isikhutha. Leli fungal virus, elichaphazela cishe zonke izingxenye zasemahlathini (amaqabunga, amahlumela, amagatsha kanye namajikijolo), ibonakala isembatho esimhlophe esimhlophe, okugcina sigcina umbala obomvu obomvu. Into ebaluleke kakhulu ukuthi ukufika kwebusika i-fungus ayifani, kodwa idluliselwa ezindaweni ezingathintekile zezitshalo. Ngentwasahlobo, uphonsa izinhlamvu, kanti izihlahla ezizungezile zenza indlela yokutheleleka. Yingakho abalimi abaningi befuna ukwazi mayelana nezinyathelo zokulwa ne-American powdery isikhutha ugqumugqumu, okuthiwa ngoba lesi sifo sifikile Eurasia kusuka eMelika.
Izindlela zokulwa nomkhuhlane we-powdery
Indlela eyinhloko yokulwa nalesi yingozi ngenxa yesifo se-ugqumugqumu iyaphula. Isixazululo silungisiwe, okuyinto esidinga ukuba siphoselwe esihlahleni kanye nenhlabathi ngaphansi kwayo nge sprayer nge bhisiza spray. Isixazululo siyaphathwa, njengombuso, kuqala ingxenye engaphezulu yehlathi. Khona-ke izingxenye zangasese nezingezansi zehlathi zihlanjululwa: zama ukushaya zonke amahlumela namaqabunga avela kuzo zonke izinhlangothi, futhi-ke, uphathe umhlabathi ezungeze isihlahla. Ukufafaza kokuqala kwenziwa ekuqaleni kwentwasahlobo, ngaphambi kwemifino esebenzayo, okungukuthi, ngaphambi kokuba iqhume. Inqubo yesibili yenziwa ekuqaleni kokuqhakaza, kanti okwesithathu - ezinsukwini ezingu-7-10. Ukufafaza, ngendlela, kwenziwa ngesimo sezulu esinokuthula, esinokuthula.
Izindlela zokulwa ne-powdery isikhutha ku-gooseberries zingacaciswa futhi zivutha lonke isihlahla esithintekayo uma kwenzeka ukuthi ukupuniza akusizi. Kungcono ukuphatha izitshalo eziseduze nganoma yimiphi imithi elandelayo yokuvikela.
Ukulwa namakhambi omuntu we-mildew
Ekhuluma ngokulwa nomkhuhlane we-powdery, okokuqala kufanele sikhulume ngezikhambi zabantu. Umphumela omuhle ungalindelwa ngemuva kokwelashwa kwe-gooseberries ngesisombululo somlotha. Ilungiselelwe kusuka ebhakedeni lamanzi afudumele kanye no-1 kg wezinkuni ngomlotha, ugcizelela izinsuku ezingu-4-6, bese usebenzisa izikhathi ezintathu, njalo ezinsukwini ezimbili.
Phakathi kwendlela yokulwa nomkhuhlane we-powdery kungukungeniswa kwe-mullein. Itholakala engxenyeni engu-1 ka-Mullein, ihlanjululwe ezinxenyeni ezintathu zamanzi, bese iqhubeka izinsuku ezintathu. Ngemuva kwalokhu, ukukhipha ukumiswa kusetshenziswe futhi kusetshenziselwa ukupuniza.
Umphumela omuhle wukuthi ukwelashwa kwe-ugqumugqumu nesisombululo se-soda-soda. Ikulungele ukukhipha amanzi agcwele ama-50 g wesipho yokuhlanza, okufanele ihlutswe kwi-grater enkulu, izipuni ezimbili ze-soda namabhakede amanzi. Isixazululo sisetshenziswa ngaphambi nangemva kokuqhakaza.
Ukulwa ne-powdery isikhutha ku-gooseberries kuyindlela yamakhemikhali
Ekubhujisweni kwalesi sifo, isixazululo sethusi sulfate, esitholakala ebhakede lamanzi kanye no-80 g wezinto ezibonakalayo, sesibonakaliswe kahle. Isenzo esifanayo sinesisombululo se-nitrafen, esilungiswe kusuka ku-200 g wezinto eziphilayo kanye no-10 amalitha amanzi afudumele. Noma yikuphi kulawa mathuluzi kufakwa kwi-gooseberries ngaphambi kokuthi ifihlekile.
Amaqabunga aphikisiwe ngesisombululo se-3% se- Bordeaux liquid . Itholakala ngokuxuba kahle amalitha ayishumi amanzi, ama-gramu angu-300 okusheshayo kanye no-300 g we-sulfate yethusi.
Lapho izimbali ziqhakaza, ungasebenzisa isisombululo soda ash.
Ukuqeda i-powdery isikhutha ku-gooseberries, i-fungicides (okungukuthi, amakhemikhali asebenza ukulwa nezifo ze-fungal) ezithengiswa ezitolo ezikhethekile zingasetshenziswa. Lokhu, isibonelo, i- "HOM", "Abiga-Peak", "Tivit Jet", "Vektra", "Kulumus", "Skor". Zifakwe emanzini ngokwemiyalelo enamathiselwe, ngokuvamile cishe ngama-25-40 g ibhakede ngalinye lamanzi.