Survey for incidence and severity of bacterial blight of cotton caused by Xanthomonas axonopodis pv. malvacearum in different districts of Marathwada region

An extensive roving survey was conducted in different districts of Marathwada region of Maharashtra State to isolate the pathogen associated with the bacterial blight disease of cotton. In all 76 cotton fields were surveyed and average disease incidence (PI) to the tune of 51.12 per cent has been observed. Highest disease incidence noticed in Parbhani district (67%) followed by Hingoli (63%), Nanded (58%) and Latur (54%). The lowest disease incidence noticed in Jalna district (36%). Highest disease severity noticed in Parbhani district followed by Hingoli, Latur, Nanded and Aurangabad.

Keywords:

Survey , Bacterial blight , Xanthomonas axonopodis pv. Malvacearum