{Project} Optimierung von Produktionssystems im ökologischen Gemüse. [Optimization of production systems of organic vegetable growing.] Runs 2002 - 2006. Project Leader(s): Koller, Martin, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick. More information online at <http://www.fibl.org/de/schweiz/forschung/anbautechnik-pflanzenbau.html>.