Management of Nitrogen and Phosphorus Fertilizers in Sub-Sah...

by Paul L. G. Vlek

Micronutrients in Tropical Food Crop Production

by Paul L. G. Vlek

Tropical agriculture in transition-- opportunities for mitig...

by Paul L. G. Vlek

The workshop entitled "Tropical Agriculture in Transition - Opportunities for Mitigating Greenhouse Gas Emissions?" was ...

Land use and soil resources

by Ademola K. Braimoh, Paul L. G. Vlek

Management of Nitrogen and Phosphorus Fertilizers in Sub-Sah...

by Uzo M Mokwunye, Paul L G Vlek

Managing organic matter in tropical soils

by Christopher Martius, H. Tiessen

Rice is the basic food tor nearly halt the people on earth, most of them concentrated in Asia.

Managing Organic Matter in Tropical Soils - Scope and Limita...

by Christopher Martius, Holm Tiessen

Transforming Agriculture in Southern Africa

by Richard A. Sikora, E. R. Terry

Competition Between Yellow Nutsedge(Cyperus Esculentus l) an...

by Abraham Gemechu, Paul G. Vlek

Untersuchung des technologischen Gebrauchswertes der mexikan...

by José Cruz de León

Landnutzung und Umwelt in den Tropen

by Horst S. H. Seifert