Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="WESTRA, J*" or (type exact bookEditor and editor="WESTRA, J*") Add to list Conference Paper P1 Crop monitoring by means of an on-line early warning system J Dekock, J-M Aerts, D Berkmans, Kristof Vermeulen (UGent) , Kathy Steppe (UGent) , Raoul Lemeur (UGent) , K Janssen, P Bleyaert, J Westra and T Rieswijk (2006) Acta Horticulturae. 718. p.183-188