Paul L.G. Vlek – författare

Transforming Agriculture in Southern Africa

Constraints, Technologies, Policies and Processes

Transforming Agriculture in Southern Africa

Constraints, Technologies, Policies and Processes

Managing Organic Matter in Tropical Soils: Scope and Limitations

Proceedings of a Workshop organized by the Center for Development Research at the University of Bonn (ZEF Bonn) — Germany, 7–10 June, 1999

Tropical Agriculture in Transition — Opportunities for Mitigating Greenhouse Gas Emissions?

Land Use and Soil Resources

Micronutrients in Tropical Food Crop Production

Management of Nitrogen and Phosphorus Fertilizers in Sub-Saharan Africa

Proceedings of a symposium, held in Lome, Togo, March 25–28, 1985

Managing Organic Matter in Tropical Soils: Scope and Limitations

Proceedings of a Workshop organized by the Center for Development Research at the University of Bonn (ZEF Bonn) — Germany, 7–10 June, 1999

Tropical Agriculture in Transition — Opportunities for Mitigating Greenhouse Gas Emissions?

Land Use and Soil Resources

Management of Nitrogen and Phosphorus Fertilizers in Sub-Saharan Africa

Proceedings of a symposium, held in Lome, Togo, March 25–28, 1985