Standard area diagrams (SAD) have long been used as a tool to aid the estimation of plant
disease severity, an essential variable in phytopathometry. Formal validation of SAD was not …

Color photographs represent the symptoms of the disease as observed in the field, favoring
the visual estimation of severity. In order to increase the accuracy, repeatability and …

Coffee leaf rust (CLR) is the most important disease in coffee and is caused by Hemileia
vastatrix. The use of a diagrammatic scale helps people more effectively evaluate rust …

Due to the lack of a standardized visual method for assessing bacterial blight (P
seudomonas syringae pv. garcae) in coffee leaves, a diagrammatic scale was developed …

Brown eye spot (Cercospora coffeicola) is one of the main diseases of coffee (Coffea
arabica L.) and represents a serious phytosanitary problem for the crop. Among the disease …

Assessment of disease severity is a foundational component of plant pathology and
essential for robust disease management. Researchers often estimate disease severity …

Brazil is the world's largest coffee producer. Brown eye spot (BES)(Cercospora coffeicola) is
a major crop disease that can cause 15–30% production losses and decrease the coffee …

Error in estimates of plant disease severity occur and standard area diagrams (SADs) help
improve accuracy and reliability. The effects of diagram number in SAD s are unknown. The …

A better understanding of fitness costs and insecticide resistance reversion has practical
applications for improving resistance management approaches. The coffee leaf miner …

Cercosporiosis, or brown eye spot, is currently one of the main diseases of the coffee tree. It
is caused by Cercospora coffeicola Berk. & Cooke. Nevertheless, genetic resistance to this …