Abstract:
Experiments were conducted at laboratory and in the field of Sher-e-Bangla Agricultural
University, Sher-e-Bangla Nagar, Dhaka during January, 2012 to December, 2013 to
evaluate the efficacy of some selected chemicals against bacterial leaf blight pathogen of
cotton. Three chemicals viz., Copper Oxychloride, Mancozeb and Streptomycin sulphate
either alone or in combination were used to control bacterial blight of cotton.
Xanthomonas campestris pv. malvacearum was isolated from the blight infected. The
bacterium was gram negative, rod shaped and showed positive results in KOH solubility,
starch hydrolysis, catalase, citrate utilization, motility indole ureas agar
6
Description:
A Thesis
Submitted to the Faculty of Agriculture
Sher-e-Bangla Agricultural University, Dhaka,
in partial fulfillment of the requirements
for the degree of
MASTER OF SCIENCE
IN
PLANT PATHOLOGY
SEMESTER: JULY- DECEMBER, 2013