Smallholders’ coping mechanisms with wheat rust epidemics: Lessons from Ethiopia

Velocity of spread of wheat stripe rust epidemics.

ABSTRACT Controversy has long existed over whether plant disease epidemics spread with constant or with increasing velocity. We conducted largescale field experiments with wheat stripe rust at Madras and Hermiston, Oregon, where natural stripe rust epidemics were rare, to test these competing models. Data from three location-years were available for analysis. A susceptible winter wheat cultivar...

Smallholders and Niche Markets : Lessons from the Andes

The Agricultural Research and Extension Network is sponsored by the UK Department for International Development (DFID) The opinions expressed in this paper do not necessarily reflect those of DFID. We are happy for this material to be reproduced on a not-for-profit basis. The Network Coordinator would appreciate receiving details of any use of this material in training, research or programme de...

COVID-19 Outbreak in Africa: Lessons and Insights from the West African Ebola Virus Disease Epidemics

Over the years, the African continent has had to battle several outbreaks of infectious diseases in different countries. Some of the most deadly were the Ebola virus disease (EVD) outbreaks that occurred in West Africa between 2014 and 2016 affecting Guinea, Liberia, and Sierra Leone and, more recently, from 2018 to 2020 in the Democratic Republic of Congo (DRC). In the era of the COVID-19 pand...

Effect of Fungicide on the Development of Wheat Stem Rust and Yield of Wheat Varieties in Highlands of Ethiopia

Stem rust caused by Puccinia graminis f.sp tritici Erik. & E. Henn. is a highly destructive disease of wheat (Triticum aestivum L.). The effects of fungicide application on stem rust (Puccinia graminis tritici) epidemics and yield of three bread wheat varieties varying in reaction to the disease were studied in two major wheat growing and stem rust prone districts (Agarfa and Sinana) of Bale, E...

Coping with Today’s Financial Crisis: Lessons from the Past