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 Ndi zinthu ziti zomwe zimakhudza kuyeretsa kwa tirigu wosaphika mu mphero za ufa

Popanga ufa, njere zosaphika sizingayeretsedwe bwino pazifukwa izi:
Magwero a mbewu zosaphika: Mbewu zina zimatha kukhudzidwa ndi mankhwala ophera tizilombo panthawi yobzala, ndipo mankhwala ophera tizilombo amakhalabe m’njere zosaphika.Zogulitsa zaulimi zimathanso kukhudzidwa ndi zonyansa zomwe zili m'nthaka kapena zowononga mumlengalenga.Njere zodetsedwa zaiwisizi sizingachotsedwe mosavuta poyeretsa.
Njira yosungiramo mbewu zosaphika ndi zonyamulira: Ngati mbewu zosaphika sizikusungidwa bwino ndikutetezedwa panthawi yosungidwa ndi kunyamula, zimatha kukhudzidwa ndi mildew, kuipitsidwa, kapena kuwonongeka kwa tizilombo.Mavutowa angapangitse kuti mbewu zosaphika zisungidwe kwa nthawi yaitali, zomwe zimapangitsa kuti zikhale zovuta kuyeretsa bwino.
Mavuto a zida zoyeretsera: Zida ndi njira zomwe zimagwiritsidwa ntchito potsuka njere zosaphika zimatha kuyambitsanso kuyeretsa kosakwanira.Mwachitsanzo, pobowola skrini molakwika, kugwedezeka kosakwanira kapena mphamvu yamphepo ya zida zoyeretsera, kapena kung'ambika ndi kung'ambika kwa zida zoyeretsera mkati mwa chipangizocho kungapangitse kulephera kuchotsa zonyansa.
Kuyeretsa kosakwanira: Pakupanga ufa, pangakhalenso zovuta pakuyeretsa mbewu zosaphika.Mwachitsanzo, masitepe monga kuviika, kuchapa, kupeta, ndi kupatukana ndi maginito panthawi yoyeretsayo sangathetsedwe mokwanira, zomwe zimapangitsa kuti zonyansa zisachotsedwe.
Kuti awonetsetse kuti kuyeretsa mbewu zosaphika n'kokwanira, makampani opanga ufa amayenera kuyang'ana kwambiri mbewu zosaphika ndikusankha ogulitsa mbewu zapamwamba kwambiri.Nthawi yomweyo, ndikofunikira kukhathamiritsa ndikuwongolera njira yoyeretsera, kuwonetsetsa kuti zida zoyeretsera zisamayende bwino, ndikuphunzitsa ogwira ntchito kuti aziyeretsa.Kuonjezera apo, kulimbikitsa mgwirizano ndi alimi, ogulitsa katundu, malo osungiramo katundu ndi zoyendetsa ndikofunikanso kuonetsetsa kuti mbewu zosaphika zayeretsedwa.