Prof. Dr. Berthold Hornetz
- Landnutzung & Biokonvention
- Studies on the possibility of improving soybean (Glycine max. (L.) Merril) cultivation in smallholder maize-based cropping systems in different agroecological zones of Kenya
- "Farm Management Handbook of Kenya", revision of 1st edition 1982/83
- “Pearl Millet seeds in South-East Kenya”
- "Reconciling human livelihood needs and nature conservation (DAAD-Quality Network Biodiversity Kenya, 2016-2019)"
- "Strengthening Kenya’s Agriculture and Food Security Policies and Decisions through Digital Agro-Ecological Zones Mapping" (including Training Workshop, KALRO Naivasha, 16th-21st of January 2023)