Dr. K. R. JoshiJAGE NACHIKET PRAKASH2017-04-122017-04-122012http://krishikosh.egranth.ac.in/handle/1/5810007254The present investigation entitled Chemical and biochemical variability in susceptible and resistant bidi tobacco cultivars against tobacco mosaic virus was conducted during September 2011 to April 2012 at Bidi Tobacco Research Station, Anand, Gujarat, India. The various aspects with respect to effffect of TMV infection on various growth parameters, major chemical and biochemical activities including total phenol, polyphenol oxidase and peroxidase activities in leaves and roots of bidi tobacco susceptible cultivar Anand 119 (A 119) and resistant cultivar Gujarat Tobacco 9 (GT 9) were studied.enagriculture, plant pathologyanalysisThesis