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Book List
6
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Foliar diagnosis, nutrition and yield stability of black peper (Piper nigrum L) in Sarawak / by P.W.F. de Waard.
- Royal tropical institute. Department of agricultural research,
- 1969.
- Amsterdam :
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Infestation of stored nutmegs by Araecerus fasciculatus De Geer (Coleoptera: Anthribidae) / by F.A. Roorda and V.M. Russell.
- Royal tropical institute. Department of agricultural research,
- 1977.
- Amsterdam :
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Employment for millions of smallfarmers in the tropics : sericulture, bee-keeping and mushroom growing / C.A. de Vries.
- Royal tropical institute. Department of agricultural research,
- 1977.
- Amsterdam :
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Problem areas and prospects of production of pepper (Piper nigrum L.) : an overview / P.W.F. de Waard.
- Royal tropical institute. Department of agricultural research,
- 1980.
- Amsterdam :
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Research priorities in tropical agriculture : Tropische landbouwdag 1974 / [P.F. Kiewiet de Jonge, G.J. Kerkhoven, D.G. Coursey].
- Royal tropical institute. Department of agricultural research,
- 1976.
- Amsterdam :
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Report on the 7th International colloquium on plant analysis and fertilizer problems, Hannover, 2-6 September 1974 / T.A. El Baradi, P.W.F. de Waard.
- Royal tropical institute. Department of agricultural research,
- 1974.
- Amsterdam :