Now showing items 31-40 of 150
Has the green revolution been sustained? The quantitative impact of the seed-fertilizer revolution in Pakistan revisited
Quantitative impacts of the Green Revolution on food production in the Pakistan Punjab are reviewed and the effects of different technologies on wheat yields over the past two decades decomposed. New quantitative evidence ...
Using economics to explain spatial diversity in a wheat crop : examples from Australia and China
Spatial diversity indicators may serve an important function for policymakers as they seek to manage crop genetic diversity and potential externalities associated with diffusion of some types of genetically improved crops. ...
Twenty-five years of research on women farmers in Africa : lessons and implications for agricultural research institutions -- With an annotated bibliography
Based on an extensive review of the literature on women farmers in Africa, this paper explores the potential reasons why women farmers have not adopted improved maize technologies and discusses the implications for ...
Sources of productivity growth in wheat: A review of recent performance and medium-to long-term prospects
Sources of yield growth in wheat are investigated based on a stylized framework of technical change. Evidence suggests that the relative contribution of input intensification to yield growth has diminished in recent years ...
An assessment of the adoption of seed and fertilizer packages and the role of credit in smallholder maize production in Sidama and North Omo Zones, Ethiopia
(CIMMYT; EARO, 2000)
This study identified factors that influenced the adoption of improved maize technologies and assessed the role of credit in Sidama and North Omo Zones of Ethiopia. A tobit analysis was used to test the factors affecting ...
Gender differentials in agricultural production and decision-making among smallholders in Ada, Lume, and Gimbichu Woredas of the central highlands of Ethiopia
This study provides concrete information about the role of gender in resource ownership and decision-making in the mixed farming systems of Ada, Lume, and Gimbichu woredas in the central highlands of Ethiopia. A multistage ...
Farmers' taxonomies as a participatory diagnostic tool : soil fertility management in Chihota, Zimbabwe
Soil infertility is a major constraint to food production in the communal areas of Zimbabwe. Smalholders in the region recognize the problems of low soil fertility and have devised ways of coping with them. This study ...
Evaluación campesina del frijol de abono empleado como abono verde en Veracruz, México : experimentación y beneficios esperados
En este estudio se investigan los factores vinculados con la decision de los agricultores de experimentar con el frijol de abono (Mucuna spp.), un abono verde, como cultivo intercalado con el maiz en tres aldeas de Veracruz, ...