Introduction : nitrogen losses from agriculture in the Baltic Sea regionStalnacke, Per; Bechmann, Marianne; Iital, ArvoAgriculture, ecosystems & environment2014 / p. 1-3 Long-term monitoring of nutrient losses from agricultural catchments in the Nordic–Baltic region – a discussion of methods, uncertainties and future needsKyllmar, Katarina; Bechmann, Marianne; Iital, ArvoAgriculture, ecosystems and environment2014 / p. 4-12 : ill Nitrogen and phosphorus losses in Nordic and Baltic agricultural monitoring catchments-Spatial and temporal variations in relation to natural conditions and mitigation programmesKyllmar, Katarina; Bechmann, Marianne; Blicher-Mathiesen, Gitte; Fischer, Franziska Katharina; Folster, Jens; Iital, Arvo; Lagzdins, Ainis; Povilaitis, Arvydas; Rankinen, KatriCATENA2023 / art. 107205 https://doi.org/10.1016/j.catena.2023.107205 Nitrogen application, balances and their effect on water quality in small catchments in the Nordic–Baltic countriesBechmann, Marianne; Blicher-Mathiesen, Gitte; Kyllmar, Katarina; Iital, Arvo; Lagzdins, Ainis; Salo, TapioAgriculture, ecosystems and environment2014 / p. 104-113 : ill Risk assessment of phosphorus loss from agriculture in the Nordic and Baltic countries using the P index approachBechmann, Marianne; Deelstra, Johannes; Iital, Arvo; Jansons, ViestursXXIII Nordic Hydrological Conference ["Fresh Water Resources Management"] : Tallinn, Estonia, 8-12 August 2004 : selected articles. Vol. I2004 / p. 159-168 : ill