Refine Your Search
Book List
4
-
Abondance de Hypothenemus Hampei ferr., Scolyte des grains de café, en fonction de sa plante-hôte et de son parasite Cephalonomia Stephanoderis Betrem, en Côte d'Ivoire / V.J.M. Koch.
- 862.24
- Veenman,
- 1973.
- Wageningen :
-
Accumulation of organic matter under grassland and its effects on grassland and on arable crops / M. Hoogerkamp.
- 841
- Centre for agricultural publishing and documentation (PUDOC),
- 1973.
- Wageningen :
-
Nitrogen nutrition of rice plants measured by growth and nutrient content in pot experiments : 4: Role of the water regime / W. Dijkshoorn and M. Ismunadji.
- Instituut voor biologisch en scheikundig onderzoek van landbouwgewassen,
- 1973.
- Wageningen :
-
Increasing yield and quality of horticultural food crops / F.M.A. Geurts.
- [Landbouwhogeschool],
- 1973.
- Wageningen :