Cercospora arachidicola hori and species names in common use have not. Pdf management of cercospora leaf spot of groundnut. The toxicity of phytotoxins from cercospora arachidicola and cercosporin from cercospora species to tobacco, swiss chard and groundnut plants. Habit and habitat of cercospora symptoms of cercospora vegetative structure of cercospora reproduction of cercospora diseases caused by cercospora. Aeromycology of cercospora arachidicola on peanut sciencedirect.
In this article we will discuss about the morphology and vegetative structures of cercospora. Components of resistance in peanut to pressure so that the leaves were wetted cercospora arachidicola. Monocyclic components for evaluating disease resistance to. The toxicity of phytotoxins from cercospora arachidicola and. Printed in great britain aeromycology of cercospora arachidicola on peanut by s. Influence of temperature, lesion water potential, and.
The pathogen of ground nut early leaf spot, cercospora arachidicola was inoculated on potato sucrose agar. Components of resistance in peanut to cercospora arachidicola. Diallel analysis of early leaf spot cercospora arachidicola hori. A diurnal periodicity of conidium release by cercospora arachidicola was observed with peak catches at 12. Histological and histochemical changes in groundnut leaves. Cercospora arachidicola is a fungal ascomycete plant pathogen that causes early leaf spot of. Beute department of plant pathology, north carolina state university, box 7616, raleigh, n. General information about mycosphaerella arachidis mycoar name language.
Diallel analysis of early leaf spot cercospora arachidicola hori disease resistance in groundnut. Resistance to leaf spot caused by cercosporidium personatum. It commonly occurs parasitically on many plants of economic importance, and causes the leaf spot disease on arhar, cotton. Puccinia arachidis, cercospora arachidicola, cercosporidium personatum, groundnut. Effect of temperature on stability of components of. Seventeen peanut breeding lines and twenty genotypes of peanut arachis hypogaea were tested in the greenhouse and ranked in the commercial cultivars florigiant, nc. Bensch westerdijk fungal biodiversity institute, uppsalalaan 8, utrecht, the netherlands botanische staatssammlung munchen, menzinger stra. Early leaf spot cercospora arachidicola necrotic lesions. Early leaf spot cercospora arachidicola necrotic lesions on a peanut leaflet bwh0h3 from alamys library of millions of high resolution stock photos, illustrations and vectors. Pdf various fungal diseases reduce groundnut yield but. Interactions between cercospora arachidicola and phoma arachidicola, and their effects on defoliation and kernel yield of groundnut desiree l. Sporulation conidia per millimeter of lesion area of cercospora dry period was at 75% rh, sporulation increased with increased wet. Expression of resistance to early leaf spot disease of peanut, caused by cercospora arachidicola, varies across diverse geographic locations.
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