James, MathewKoshi, AbrahamKAU2021-03-062021-03-061986T-372https://krishikosh.egranth.ac.in/handle/1/5810161969PhDThe bacterial leaf spot is one of the most serious diseases of betel vine in Kerala. The bacterium is one of the most serious disease of betal vine. Confidering the seriouness of the disease , studies were undertaken on the different aspects of the disease and to find out a suitable control /management practice.EnglishThesis