Tob. Sci., 1972, 16-53, p. 168, ISSN.0082-4523
Relation of calcium to root rot of tobacco incited by Pythium myriotylum
Department of Plant Pathology, Virginia Polytechnic Institute and State University, Blacksburg, Virginia USA
This report confirms the reported susceptibility of tobacco to P. myriotylum. No resistance to Pythium was found among six cultivars with varying degrees of resistance to P. parasitica var. nicotianae. The level of calcium in the nutrient solution...