{Project} Crop load organic apple: Biologische Behangsregulierung im Kernobstbau. [Crop load regulation in organic apple growing.] Runs 1996 - 2007. Project Leader(s): Weibel, Franco, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick. More information online at <http://www.fibl.org/de/schweiz/forschung/anbautechnik-pflanzenbau.html>.