Tob. Sci., 1981, 25-31, p. 112-113, ISSN. 0082-4523
Histological examination of Peronospora tabacina in flue-cured tobacco
Department of Plant Pathology, North Carolina State University, Raleigh, North Carolina USA
Large intercellular hyphae were observed in the leaf lamina with numerous slender, nonbranched haustoria within the parenchyma and epidermal cells of field grown flue-cured tobacco plants (Speight G-70) systemically infected with Peronospora...