July ndi yotentha ndi mvula, amenenso ndi belu pakamwa nthawi ya chimanga, choncho matenda ndi tizilombo tizilombo sachedwa kuchitika.M'mwezi uno, alimi ayenera kusamala kwambiri za kupewa ndi kuletsa matenda osiyanasiyana ndi tizilombo towononga tizilombo.

Lero, tiyeni tiwone tizirombo wamba mu Julayi: malo ofiirira

Matenda a Brown spot ndi nthawi yofala kwambiri m'chilimwe, makamaka nyengo yotentha komanso yamvula.Matendawa mawanga ndi ozungulira kapena chowulungika, chibakuwa-bulauni pa koyamba siteji, ndi wakuda pa siteji yotsatira.Chinyezi ndichokwera kwambiri chaka chino.Kwa ziwembu zotsika, chidwi chapadera chiyenera kuperekedwa popewa zowola zam'mwamba ndi matenda a mawanga a bulauni ndikuchiza munthawi yake.

Njira zopewera ndi kuwongolera: Ndi bwino kugwiritsa ntchito triazole fungicides (monga tebuconazole, epoxiconazole, difenoconazole, propiconazole), azoxystrobin, trioxystrobin, thiophanate-methyl, carbendazim, Bakiteriya ndi zina zotero.