Sarah J. Pethybridge

TL;DR: An expert elicitation survey estimates yield losses for the five major food crops worldwide, suggesting that the highest losses are associated with food-deficit regions with fast-growing populations and frequently with emerging or re-emerging pests and diseases.

TL;DR: An interactive, iterative smartphone application was used on color images to distinguish diseased from healthy plant tissues and calculate percentage of disease severity and precision from Leaf Doctor were highly accurate and operationally defined as the ability of a rater to use Leaf Doctor and repeatedly obtain similar percentages of Disease severity for the same image.

TL;DR: It is suggested that an appropriate measure of the value and impact of decision support systems is grower education that enables more skillful and informed management decisions independent of consultation of the support tool outputs.

TL;DR: Standard area diagrams have long been used as a tool to aid the estimation of plant disease severity, an essential variable in phytopathometry, and a list of best practices for designing and implementing SAD and a website called SADBank for hosting SAD research data are proposed.

TL;DR: Production of pyrethrum in Kenya began in 1928, and despite some fluctuations in annual supply, Kenya is still one of the major suppliers to the world’s market.