CropProtection #PlantVirology #Agriculture #DiseaseControl #SustainableFarming
Onion mosaic virus (OMV) chirwere chinopararira chinokanganisa hanyanisi, chives, negariki. Inogona kukonzera kukanganisa kukuru pambeu dzehanyanisi, zvichikonzera kuti goho ridzikire uye goho risina kunaka. OMV inotapurirwa nembeu dzine utachiona, ivhu, uye tsvina yezvirimwa, pamwe chete nemaaphid nezvimwe zvinotakura zvipembenene. Chirwere ichi chatekeshera munzvimbo dzakawanda dzinorimwa hanyanisi, izvo zviri kuita kuti chikanganise indasitiri yepasi rose.
Kuvandudzwa kweOMV kunogona kuva nemigumisiro yakakomba kuvarimi vehanyanisi, sezvo zvichigona kukonzera kurasikirwa kukuru kwehupfumi. Utachiona hunogona kukonzera kukura, kutsvuka kwemashizha, uye kuderera kwehukuru hwegirobhu. Muzviitiko zvakanyanya, hutachiona hunogona kutouraya chirimwa. Hanyanisi ine utachiona zvakare inobatwa nezvimwe zvirwere netwumbuyu zvoita kuti goho riderere.
Kuti urwise kupararira kweOMV, zvakakosha kushandisa nzira dzinoshanda dzekudzivirira zvirwere. Izvi zvinosanganisira kuchinjanisa mbesa, nzira dzehutsanana, nekushandiswa kwemhando dzehanyanisi dzinoshingirira kuzvirwere. Pamusoro pezvo, varimi vanogona kushandisa mishonga inouraya zvipembenene uye kumwe kurapa kudzora kupararira kwemaaphid, ayo ari hutachiona hwehutachiona.
Tsvagiridzo irikuenderera mberi kugadzira nzira nyowani uye itsva dzekudzora kupararira kweOMV. Izvi zvinosanganisira kushandiswa kweRNA interference (RNAi) tekinoroji, iyo inogona kunanga uye kubvisa hutachiona mumiti ine hutachiona. RNAi yakaratidza mhedzisiro inovimbisa mukuyedza kwerabhoritari, asi tsvakiridzo yakawanda inodiwa kuti uone kushanda kwayo mumamiriro emunda.
Hutachiona hweOnion mosaic virus hwanyanya kukanganisa kugadzirwa kwehanyanisi pasi rose. Kuvandudzwa kwenzira dzinoshanda dzekudzivirira zvirwere, dzinosanganisira kutenderedza mbesa, nzira dzehutsanana, nekushandiswa kwemhando dzehanyanisi dzisingaurayiwi nezvirwere, zvakakosha mukudzivirira kupararira kweutachiona. Tsvagiridzo inoenderera mberi yenzira itsva uye itsva dzekurwisa OMV, senge RNAi tekinoroji, inopa tariro yeramangwana rekurima hanyanisi.