Slide 1Dark Tobacco Varieties Andy Bailey Slide 2 Dark Varieties Newer varieties: –Broader spectrum of disease resistance –More upright growth habit –Increased yield…

Slide 1 Assembly, Maturation, and Release (Getting it all together and leaving!) Slide 2 Assembly  The final phase of the viral life cycle is FUNDAMENTALLY DIFFERENT than…

Slide 1 Slide 2 Slide 3 Viruses Discovery of Viruses Discovery of Viruses BerijerinckBerijerinck (1897) (1897) coined the Latin name "virus" meaning poison for…

Slide 1 M.M. Hernandez Tobacco mosaic virus Slide 2 Tobacco mosaic virus TMV Genus Tobamovirus 15 members naked, rigid rod, + unsegmented ss RNA No family assignation by…

Slide 1 Plant Diseases A disease is defined as any type of injurious abnormality A pathogen is any biological agent that causes an injurious abnormality Slide 2 Plant diseases…