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Ergonomics in tropical agriculture and forestry : proceedings of the Fifth joint ergonomic symposium organized by the Ergonomic commissions of IAAMRH, CIGR, IUFRO, Wageningen, the Netherlands, May 14-18, 1979 / ed. J.H. van Loon, F.J. Staudt and J. Zander.
- Centre for agricultural publishing and documentation,
- 1979.
- Wageningen :
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Oil plants in Ethiopia, their taxonomy and agricultural significance / C.J.P. Seegeler.
- Centre for agricultural publishing and documentation,
- 1983.
- Wageningen :
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La productivité des pâturages sahéliens : une étude des sols, des végétations et de l'exploitation de cette ressource naturelle / éd. F.W.T. Penning de Vries et M.A. Djitèye.
- 862.201
- Centre for agricultural publishing and documentation,
- 1982.
- Wageningen :
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Landforms and soils in eastern Surinam (South America) / M.W.H. de Boer.
- Centre for agricultural publishing and documentation,
- 1972.
- Wageningen :