Soil Fertility and Hunger in Africa
The fundamental biophysical cause of stagnant per capita food production in Africa is soil fertility depletion. Because mineral fertilizers cost two to six times as much as thos...
Publications
4 shownNutrient Imbalances in Agricultural Development
Nutrient additions to intensive agricultural systems range from inadequate to excessive—and both extremes have substantial human and environmental costs.
Input Subsidies to Improve Smallholder Maize Productivity in Malawi: Toward an African Green Revolution
In Malawi, recent success with input subsidies highlights how pro-poor public investments in maize productivity improvement can be made cost-effectively. This essay examines the...
Frequent Co-Authors
Researcher Info
- h-index
- 4
- Publications
- 4
- Citations
- 3,230
- Institution
- Columbia University
External Links
Identifiers
- ORCID
- 0000-0002-0564-3502
Impact Metrics
h-index
4
h-index: Number of publications with at least h citations each.