Itariki yo gutera: guhera hagati mu kwezi k’Ukwakira kugeza hagati mu kwezi k’Ugushyingo.
Guhungira imbuto: imbuto z’ubunyobwa zishobora guhura n’indwara ituma ziborera mu butaka. Ni yo mpamvu rero ari ngombwa ko zitunganywa hakoreshejwe umuti wa Mencozeb na Thiram. Uko iyo miti ikoreshwa biba bisobanuye ku buryo bwumvikana ku gapapuro kometse ku muti.
Intera: basiga ntera ya cm 50 hagati y’imirongo na cm 5-10 hagati y’imyobo ku mirongo. Imbuto ziterwa mu myobo ya cm 5-7.5 z’ubunjyakuzimu zigatwikirizwa agataka gake.
Gukoresha amafumbire
Ubunyobwa ni ikinyamisogwe gikurura Azote mu kirere gikoresheje uduheri tuba ku mizi yabwo. Kubera iyo mpamvu ntabwo ubunyobwa bwakira neza ifumbire nyinshi irimo Azote. Azote nyinshi ituma ubunyobwa bukururumba bukaba nk’igihuru ariko ntibushore indabo ngo buzane ubunyobwa.
Nyamara ariko iyo ubunyobwa bukimera butangiye gukura, buba bukeneye Azote kuko buba bugishakisha uko bukurura Azote yo mu kirere. Ingamba nziza zafasha umuhinzi gucunga neza Azote ni ugukoresha ifumbire y’ibanze ku rugero rwa Kg 15-20/Ha z’ifumbire irimo Azote ( Ire), no kongerera ubunyobwwa ubushobozi bwo gukurura Azote mu kirere. Ibyo bikorwa umuhinzi avanga imbuto y’ubunyobwa n’imiyege yitwa Rhizobium ( soma Rizobiyumu). Ifumbire y’ibanze irimo Azote ikoreshwa hamwe n’ifumbire irimo imyunyungugu ya Potasiyumu na Fosifore mbere yo gutera. Ifumbire y’imborera ku rugero rwa Toni 15 kuri Hegitari irahagije ngo izanire ubunyobwa intungagihingwa bukeneye.