Leufen, Georg; Noga, Georg; Hunsche, Mauricio - In: Agriculture 4 (2014) 2, pp. 58-78
Using potted sugar beet plants we aimed to investigate the suitability of four fluorescence indices to detect and differentiate the impact of nitrogen supply, water deficit and powdery mildew in two sugar beet cultivars (<i>Beta vulgaris</i> L.). Plants were grown inside a polytunnel under two nitrogen...