Biological Characters of Plant Pathogens Temperature Relations

24 hours 30 minutes Thoms Abst agar Agric Appl Ascospores Bacillus Bacterium Bakt BERK Biol blight caused Centralbl Cercospora Citrus Conidia culture Minimum culture Optimum Decay Dickson Disease development downy mildew dry heat Elliott Fructification fungus Fusarium Gloeosporium Growth in culture Helminthosporium Hemmi humidity Humphrey & Siggers illus Infection and Disease infection occurs inoculated Johnson Jones Jour Journ killed Lauritzen Leonian low temperatures maxi maximum 35 maximum below 35 Melhus Minimum Optimum Maximum Mycelia Mycelia cultured mycelium Nishikado optimum 25 Optimum 30 optimum about 25 Penicillium Perithecia Phytopa Phytophthora plants produced Puccinia Pycnidia Pythium Rhizopus rice root rot SACC sclerotia seedlings Smith soil temperature sporangia Spore germination Conidia Spore germination Minimum Spores in milk Sporulation strain Studies sweet potatoes Takimoto Teleutospores Thermal death Spores tomato Uredospores Weimer & Harter wheat wilt Yamamoto zoospores