Older plants may be stunted as a result of the attack. Apart from the above direct damage, aphids also transmit Bean Common Mosaic Virus
Mbewu zazikulu zikhoza kupinimbira chifukwa cha kugwidwa ndi tizilomboti. Kupatula kuonongeka komwe takamba mmwambaku, ma nsabwe za mbewu amapatsiranso mbewu matenda a Bean Common Mosaic Virus