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Measuring the effectiveness of extension innovations for out-scaling agricultural technologies
Low adoption levels of agricultural technologies undermine the impacts of national and international agricultural research. Using a combination of an ordered logit and Heckman selection models and a case study from an ...
Influence of putative forest refugia and biogeographic barriers on the level and distribution of genetic variation in an African savannah tree, Khaya senegalensis (Desr.) A. Juss
Phylogeographic studies of tropical and subtropical
tree species provide an ideal method to study the role of forest
refugia in the structuring of genetic diversity in contemporary
populations. To date, most studies have ...
Commercial behaviours of smallholder farmers in wheat seed use and its implication for demand assessment in Ethiopia
The article presents the commercial behaviour and its determinants of smallholder farmers in wheat seed use, and its implication for seed demand assessment, based on primary data from 524 wheat farmers in the major wheat ...
Estimating soil erosion in sub-Saharan Africa based on landscape similarity mapping
Soil erosion is one of the major forms of land degradation in sub-Saharan Africa (SSA) with serious impact on agricultural productivity. Due to the absence of reliable data at appropriate resolution and differences in the ...
Predicting the spatial distribution of soil erodibility factor using USLE nomograph in an agricultural watershed, Ethiopia
Soil erosion in the northwestern Amhara region, Ethiopia has been a subject of anxiety, resulting in a major environmental threat to the sustainability and productive capacity of agricultural areas. This study tried to ...
A Multivariate Analysis of Factors Affecting Adoption of Improved Varieties of Multiple Crops: A Case Study from Ethiopian Highlands
This paper analyzes the synergies/tradeoffs involved in the adoption of improved varieties of
multiple crops in the mixed crop-livestock production systems of the highlands of Ethiopia A
multivariate probit (MVP) model ...