V The impact of root traits, nutrient uptake, age of accession, growth period and resistance to fungal disease for cereal production with limited nutrient supply and pesticide use Anne-Kristin Løes 1 , Ellen Mosleth Færgestad 2 , Tara S. Gahoonia 3 , Hugh Riley 4 and Mauritz Åssveen 5 1 Norwegian Centre for Ecological Agriculture (NORSØK), N-6630 Tingvoll. 2 Norwegian Food Research Institute, Box 5028, N-1432 Ås. 3 The Royal Veterinary and Agricultural University, Department of Agricultural Sciences, Plant Nutrition and Soil Fertility Laboratory, Thorvaldsensvej 40, DK-1871 Frederiksberg. 4 Norwegian Crop Research Institute, N-2350 Nes på Hedmark. 5 Norwegian Crop Research Institute, N-2849 Kapp. Manuscript submitted to Crop Science a b c f g h d e