MILJØ2015-Norsk miljøforskning mot 2015
FORURENS: Critical level of P in soil and sediments related to risk of eutrophication, and optimising supply and utilization of P in agricul
Water quality in lakes, streams and rivers in districts with considerable agricultural activity, is largely classified as poor to very poor, due to large inputs of nutrients, in particular phosphorus. The negative development in water quality in spite of considerable abatement erosion strategies ...