Nutrient Transport Modelling in the Daugava River Basin - DiVA Portal

Description of parameter/input Name Unit Initial valueCalibratedValueReferenceWater 0Supporting practice factor P k 0 Dai et al., 2000Sediment N concentration Cs mg/kg 2800 Mörth, 2004Sediment P concentration C s mg/kg 1276 Mörth, 2004N concentration groundwater box 1 C1gN mg/l 3 1.3 Löfgren, 2004N concentration groundwater box 2 C2gN mg/l 1 1 Löfgren, 2004P concentration groundwater box 1 C1gP mg/l 0.005 Löfgren, 2004P concentration groundwater box 2 C2gP mg/l 0.002 Löfgren, 2004Number of manured land uses 0N concentration in runoff Cd k mg/l Löfgren, 2004Bare areas 1.6Cultivated areas 6.5Lichens and wetland 1Snow and ice 0Coniferous 0.5Mixed forest 0.5Deciduous forest 0.5Water 1.6P concentration in runoff Cd k mg/l Löfgren, 2004Artificial surfaces 0Bare areas 0.01Cultivated land 0.17Herbaceous land 0.0129