Unlike brown spot, Frogeye leaf spot causes more disease on younger foliage than older foliage at the base of plants. Under appropriate conditions the fungus will continue to produce spores, which ...

Gray leaf spot, caused by the fungus Cercospora zeae maydis is the most significant yield-limiting disease of corn worldwide [1]. The disease was first reported in Illinois in 1924, and has increased ...

fungal diseases that infiltrate backyards across ... high soil pH and heat-loving summer patch; gray leaf spot, which targets ...

11. Systremma Ulmi (Schleich.) Thiess. and Syd. causes a leaf spot of the European elms in Europe. Gnomonia ulmea has been very much confused with this fungus, and as a consequence has gotten into the ...

Bacterium malvacearum, the causative agent of ‘black-arm’, or angular leaf-spot disease of the cotton plant, has been described in certain recent papers as capable of producing a systemic ...

American Journal of Botany, Vol. 90, No. 6 (Jun., 2003), pp. 857-864 (8 pages) Many foliar pathogens require free water to germinate; therefore, disease pressure should favor plants that are able to ...