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24
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The role of youth in developing countries : especially in rural development of East Africa / [contrib. by Hans Schiere...et al.].
- 864
- Agromisa,
- 1971.
- Wageningen :
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Ãtude du caractère cyanogénétique du manioc (Manihot esculenta Crantz) = A study on the cyanogenetic character of cassava / G.H. de Bruijn.
- Veenman,
- 1971.
- Wageningen :
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Freeliving and plant parasitic nematodes from Spitzbergen, collected by Mr. H. van Rossen / P.A.A. Loof.
- Veenman,
- 1971.
- Wageningen :
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The effect of partial soil sterilization on plant parasitic nematodes and plant growth / M.F.M. Eissa.
- Veenman,
- 1971.
- Wageningen :
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Screening of hydrological data : tests for stationarity and relative consistency / E.R. Dahmen, M.J. Hall.
- International institute for land reclamation and improvement (ILRI),
- 1990.
- Wageningen :
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Effects of sterilization on components in nutrient media : papers presented at a symposium, organized by the Department of horticulture, Agricultural university, Wageningen, the Netherlands, March 4, 1970 / ed. by J. van Bragt...[et al.].
- Veenman,
- 1971.
- Wageningen :
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Ãtude du caractère cyanogénétique du manioc (Manihot esculenta Crantz) / door Gerardus Hubertus de Bruijn.
- Veenman,
- 1971.
- Wageningen :
-
The development cycle of some aquatic plants in the Netherlands / B.J. Hoogers and H.G. van der Weij.
- 841
- Instituut voor biologisch en scheikundig onderzoek van landbouwgewassen,
- 1971.
- Wageningen :
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Time-tables as a method to record changes in plankton composition / B.J. Hoogers and H.G. van der Weij.
- Instituut voor biologisch en scheikundig onderzoek van landbouwgewassen,
- 1971.
- Wageningen :
-
Proceedings of the World congress on hydrophonics 1969, Las Palmas de Gran Canaria, 11-14 November 1969 / [contrib. Manuel DÃas Cruz...et al.].
- International working group on soilless culture (IWOSC),
- 1971.
- Wageningen :