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Mostrando ítems 1-5 de 5
Article
Inter-connection between land use/land cover change and herders'/farmers' livestock feed resource management strategies: a case study from three Ethiopian eco-environments
(Elsevier Masson, 2014)
We assessed land use/land cover changes from remotely sensed satellite imagery and compared this with community perceptions on availability/use of livestock feed resources and feed deficit management strategies since the ...
Article
Modeling the effect of a heat wave on maize production in the USA and its implications on food security in the developing world
(Elsevier, 2014)
This study uses geo-spatial crop modeling to quantify the biophysical impact of weather extremes. More specifically, the study analyzes the weather extreme which affected maize production in the USA in 2012; it also estimates ...
Article
Assessment of common bean (Phaseolus vulgaris l.) Seed quality produced under different cropping systems by smallholder farmers in eastern Ethiopia
(African Scholarly Science Communications Trust, 2014)
One of the major causes of low yield of common bean in Ethiopia is the shortage and/or inaccessibility of high quality seed. In the Hararghe highlands of eastern Ethiopia, farmers often use common bean seeds produced both ...
Article
Managing vulnerability to drought and enhancing livelihood resilience in sub-Saharan Africa: Technological, institutional and policy options
(Elsevier, 2014)
Agriculture and the economies of Sub-Saharan Africa (SSA) are highly sensitive to climatic variability. Drought, in particular, represents one of the most important natural factors contributing to malnutrition and famine ...
Article
Quantifying the impact of weather extremes on global food security: A spatial bio-economic approach
(Elsevier, 2014)
This study uses a spatial bio-economic modelling framework to estimate the impact of the 2012 weather extreme in the USA on food security in the developing world. The study also quantifies the potential effects of a similar ...