The mafu fetisisa khafetsa joalo redcurrant: anthracnose, phori American, septoria letheba. A re ke re tšohleng lipotso tseo ka ho qaqileng le ho feta.
Sena lihlahla monokotsoai ba ho fetisisa angoa ke fungus e psevdopetsitsa. Tlhōrō ea lefu la khubelu currant, e bitsoang anthracnose, o bohareng kapa qetellong ea nako ea selemo le lehlabula. Lefu lena le e bakoang ke khathatsoa oa mesebetsi e fisioloji ea limela, entailing thibelo ya ntshetsopele le ka lebaka leo - ho fokotseha ha kotulo selemong se tlang. Ho tloha lefu la khubelu currant ama haholo-holo makhasi, ka linako tse ling mahlōmela kapa monokotsoai. Libakeng tse amehang hlaha le monyenyane haholo, ka boholo ba millimeter mong, sootho matheba, eo hamorao e retelehela ba batsho. Maemong a matla sehlahla fokotsa kgolo ya lona ke karolo ea boraro ea, 'me kotulo - halofo.
Tekanyo ea ho lefu la horticultural lijalo anthracnose itšetlehile eseng feela ka boemo ba leholimo, mofuta le le lilemo li semela, empa hape ho silafatsoa la karolo e ka eo e ntse e hōla redcurrants. Lefu (photo photo photo photo ba atisa ho hlahisoa hoo e ka bang limela tse sa koaheloang ke letho) bontšitsoeng ka makhasi le omisa ba abscission pele ho nako. Hangata ka ho fetisisa e ka le hlokomeloe ke stagnation ya mongobo, hammoho le ka boemo ba leholimo metsi le a batang, hobane hlobo ea fungus e hasane ka metsi a pula. Lwantsha anthracnose hlokahale fafatsa. Lithethefatsi loketseng ke ba etsang liphesente tse 'ngoe tharollo ya sephalli e Bordeaux.
The causative moemeli oa redcurrant ena lefu ka septoria letheba ke Ribisi Desma phelang. Ka lijalo horticultural siea theha e lekaneng kapa angular matheba, ka sootho pele, ha ntan'o whitening. Hammoho le molekeng oa diso thehoa sootho metopa. Makhasi omella 'me a oela theoha.
mehato Agrotechnical le lik'hemik'hale khahlanong Septoria ho tšoana le hore ba anthracnose. Sferoteka morsuve kokoana-hloko ka etsa hore lefu la khubelu currant, e bitsoang American phori. Lefu lena le, e seng feela e akaretsa seo makhasi a sona sebetsang serapeng shrub, empa lona mahlaka, letlobo, buds, 'me, ea e le hantle, morara. Pele matšoao a lefu lena le a hlokomela ka letlobo apical. Lehlakoreng tlase ea makhasi hammoho le methapong ka lobes lehlakoreng e tlotsitsoeng powdery tšoeu barbotage butle-butle fetoha tenya ikutloile le 'mala o sootho. Tekanyo ea tšenyo e itšetlehile ka morung meteo, litšobotsi tse varietal le tšoaetso ea setseng. Ho tloha lefu la khubelu currant sharply fokotswa hardiness lona. Ho phaella moo, makhasi ba mobe, sothile. US e sebetsa hlobo khothalletsa qeta mariha bonolo le le ho hongata haholo ea lehloa baka phello e la sethopo. Ha le letšo-letšo lema tsa redcurrant lefu ka 'na shoa hoo e ka bang tsohle monokotsoai le a mang, mohlala gooseberries kapa tse tala.
mekhoa e temo kgothaletswa ho nako le nako ho thibela lefu lena, ho fepa lijalo horticultural le menontsha naetrojene. From dikhemikhale ho loantša hlobo American loketse ho fetisisa tharollo ea soda le molora le go tlaleletsa ka sesepa. Spray hloka makhetlo a mabeli ka dikgao ya matsatsi a leshome bakeng sa matsatsi a ka bang leshome le metso e mehlano kapa tse mashome a mabeli pele ho kotuloa.
Loantša mafu khubelu currant lokela ho kenyeletsa pele le thibelo bona.