1. Agricultural Report 2005, Flemish Government, 125 pp. (2006).
2. Statistics, Agriculture and Related Activities, Horticulture. [Online]. Statbel, Belgian Federal Ministry for Economy. Available: http://www.mineco.fgov.be [8 April 2009].
3. Information service and voluntary testing of spray guns and other types of sprayers in horticulture;Goossens;Asp Appl Biol,2004
4. An appropriate technical inspection methodology to tackle the great diversity of spray equipment used in Flemish greenhouses;Braekman;Asp Appl Biol,2007
5. A review of the current spray applications techniques in various ornamental plant production systems in Flanders, Belgium;Braekman;Asp Appl Biol,2008