1.
Verslag van tomatenrassenproeven
2.
3.
4.
5.
Development and persistence of resistance to fungicides in Sphaerotheca fuliginea in cucumbers in the Netherlands
The impact on the Netherlands of the Egyptian greenhouse vegetable chain
Environmental and economic profile of present greenhouse production systems in Europe. Annex
Measuring supply chain performance in the agri-food sector
Seed quality in genetic resources conservation : a case study at the Centre for Genetic Resources, the Netherlands