Varimi veAmerican mbatatisi vachakwanisa kudzidza nezve kuvapo kwechirwere hutachiona husati hwaitika.
Varimi vembatatisi muIdaho vagamuchira chishandiso chitsva chekudzivirira goho nekuda kwekuedza kwechikwata chemasayendisiti kubva kuYunivhesiti yeIdaho.
Dare rekutsvagurudza, rinotungamirwa naJames Woodhall, raendesa hutachiona hunokwidziridzwa hwemhepo hunobhururuka nemhepo muminda yematapiri muSyake Valley.
Izvo zvishandiso zvinoshanda kutenderera nguva uye zvakagadzirirwa kuona hupo hwehutachiona hwehutachiona mumatatata anokonzeresa blight, kuora uye nevamwe. Miedzo yekutanga yakabudirira uye vanyori vebudiriro yacho vari kuzoenderera mberi nekutsvaga kusvika munaGunyana, mwaka wemazamu paIdaho paunopera.
Sekureva kwevanyori, iwo matsva esampling zvigadzirwa zvinobvumidza kune inokurumidza kwazvo chiyero chekuyera kwemhando yemhepo yezvinyorwa zvezvirwere spores zvichienzaniswa netekinoroji iripo.
"Unyanzvi pachahwo hwave huripo kwemakore mazhinji, asi pachinyakare zvinogona kutora mavhiki kuunganidza, kuongorora nekumhan'ara zvabuda," anodaro Woodhole. - Panguva iyoyo, chirwere ichi chinogona kunge chapararira zvakanyanya uye murimi anenge asina nguva yekuita chero chinhu. Tinogona kuwana mhedzisiro nekukasira - mukati maawa makumi maviri nemana - makumi mana.
Ipo varimi vembatatisi vaimbomirira mavhiki kuti vawane mhinduro apo utachiona hwaigona kutapura zvirimwa zvavo, vanogona ikozvino kuziva kuti ndeipi hutachiona iri kutyisidzira chirimwa ichi uye nekurapa mishonga yekudzivirira. Zvakare muIdaho, kwave nezviitiko apo varimi vakamhanyiswa zvakanyanya ne fungicidal dziviriro, kunyange hazvo chirwere chisina kuzowanikwa.
"Ne data-chairo-nguva, varimi vanozongoshandisa marapirwo pazvinenge zvichidikanwa," anodaro Woodhole.
Nhanho inotevera mune basa revasayendisiti ichave yekuona kuti hutachiona hwakapararira sei. "Mukana uyu ndewekuti hatizive kana mhedzisiro inomiririra munda uyu, kana dunhu, kana kunyange nzvimbo yakakura," Woodhole akawedzera. "Kuwedzera kutsvagurudza kuchatipa imwe data kuti tione kuti ndedzipi nzvimbo dzichakanganiswa uye nepathogen ipi."
Zvizhinji zvekutsvagisa zvakabhadharwa neindasitiri yembatatisi muIdaho, nekudaro chirongwa ichi chakanangana nezvirwere zvembatatisi.
Nekudaro, vesaenzi vari kuzowedzeredza huwandu hwekuyedza kune zvimwe zvirimwa zvinotambura kubva kune imwechete fungal utachiona sezvinoita mbatatisi.
"Takadzidza bhiti yeshuga nekutarisa powdery mildew mbeu dzisati dzaratidza zviratidzo," anodaro Woodhole. - Tiri kuvandudzawo bvunzo kuti tione fusarium pane hanyanisi. Mazambiringa ndiwo mamwe marimi anogona kuyedzwa kuumbwa. Kushanda nezvirimwa izvi kwainetsekana nemiti yaive yakakomberedza kudyarwa uye yaishandira senzvimbo yemhepo, zvichipesana neyakavhurika zvachose kuminda yemazizi emhepo.
“Indasitiri yembatatisi yeIdaho yakabatsira kusundira mberi chirongwa ichi, uye varimi nemapurosesa vakapa madhora zviuru makumi masere kuti vatenge masampuli. Uku kudyara kwakakosha kwavari, saka nemasikirwo vakasarudza kuisa zvishandiso muminda yavo. Takatambirawo zviuru gumi nezvitanhatu zvemadhora kubva kuNorth West Potato Research Consortium, iyo inomiririra varimi vembatatisi kuIdaho pamwe neWashington neOregon. Nekudaro, tinogona kuona mukana wekuwedzera kwechirongwa mumatunhu aya, uye tinofara zvikuru kubatana, ”akadaro Woodhole.
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