#PlantPathology #CropDisease #FungalInfection #SustainableAgriculture #BiologicalControl #RNAIinterference #GenomeEditing
Lefu la White tip, le bakoang ke fungal pathogen Sclerotinia sclerotiorum, ke tšokelo e kholo lijalong tse ngata, ho kenyeletsoa soya, canola, soneblomo le lettuce. Boloetse bona bo khetholloa ka ho mela ha k'hothone e tšoeu kutung, mahlaku le liphotjana tsa semela, e leng se qetellang se lebisa ho bola le ho shoa ha tsona. Fungus e hlahisa lintho tse thata, tse ntšo, tse phelang tse bitsoang sclerotia, tse ka lulang mobung ka lilemo tse 'maloa, e leng ho etsang hore ho be thata ho laola lefu lena.
Ntšetso-pele: Sclerotinia sclerotiorum e tšoaetsa limela ka ho lokolla likokoana-hloko tse ka tsamaisoang ke moea, metsi, kapa likokoanyana. Li-spores li kena semeleng ka masoba a tlhaho kapa maqeba ebe li ikemela ka har'a lisele. Joale fungus e hlahisa li-enzyme tse pshatlang marako a lisele, e leng se bakang khōlo e tloaelehileng e tšoeu ea cottony. Lefu lena le ka nama ka potlako tlas’a maemo a matle, a kang mongobo o phahameng, mocheso o itekanetseng le maemo a mongobo.
Liphello tsa Ntšetso-pele: Lefu la White tip le ka baka tahlehelo e kholo ea chai lijalong tse amehileng, ho tloha ho 10% ho isa ho 100%, ho itšetlehile ka ho teba ha tšoaetso le boemo ba lijalo. Lefu lena le ka boela la ama boleng ba lihlahisoa, la fokotsa boleng ba tsona 'marakeng. Ho feta moo, fungus e ka tšoaetsa mefuta e meng e mengata ea limela, e leng ho etsang hore ho potoloha ha lijalo le ho laola mafu ho be thata.
E le ho loantša lefu la white tip, ho entsoe maqheka a ’maloa, ho kopanyelletsa le tšebeliso ea mefuta e hanyetsanang, mekhoa ea setso le meriana e bolaeang fungi. Leha ho le joalo, maqheka ana a na le mefokolo, 'me fungus e tsoetse pele ho hanyetsa tse ling tsa li-fungicides tse sebelisoang hangata. Ka hona, ho na le tlhokahalo ea mekhoa e mecha le e tsitsitseng ea ho laola lefu lena.
Bafuputsi ba ntse ba hlahloba mekhoa e fapaneng, joalo ka taolo ea baeloji, tšitiso ea RNA, le ho hlophisa liphatsa tsa lefutso, ho loants'a kotsi ea fungal. Taolo ea likokoana-hloko e akarelletsa ho sebelisa lintho tse phelang ka tlhaho, tse kang libaktheria, li-fungus le livaerase, ho thibela ho hōla le ho ata ha kokoana-hloko. Tšitiso ea RNA ke mokhoa oa ho khutsisa liphatsa tsa lefutso o ka sebelisoang ho thibela polelo ea liphatsa tsa lefutso tse hlokahalang bakeng sa ho phela ha pathogen. Ho fetola liphatsa tsa lefutso ke sesebelisoa se ka sebelisoang ho hlahisa liphetoho tse itseng ka har'a genome ea pathogen, ho etsa hore e se be kotsi.
Lefu le lesoeu le bakoang ke Sclerotinia sclerotiorum ke tšokelo e kholo lijalong tse 'maloa, 'me tsamaiso ea eona e hloka mokhoa o fapaneng. Maano a macha le a tšoarellang, joalo ka taolo ea baeloji, tšitiso ea RNA, le ho hlophisa liphatsa tsa lefutso, a fana ka litharollo tse ts'episang ho loants'a koluoa ea fungal.