Nitrogen balance and losses through drainage waters in an agricultural watershed of the Po Valley (Italy)
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Nitrogen balance and losses through drainage waters in an agricultural watershed of the Po Valley (Italy) Ventura, M; Scandellari, F; Ventura, F; Guzzon, B; Tagliavini, M; Rossi Pisa, P (Elsevier, 2008)Sustainable agriculture requires assessments of nitrogen fluxes and monitoring of potential nitrate losses. Watershed studies are particularly valuable to calculate nitrogen balances and quantify the relative importance ...
Chemical and biological indicators of water quality in three agricultural watersheds of the Po valley Pieri L; Ventura F; Ventura M; Tagliavini M; Ponti M; Pistocchi R; Albertazzi S; Vignudelli M; Rossi Pisa P (2011)Agriculture has both direct and indirect effects on quality of surface water and is one of the key activities causing water quality degradation. Its environmental impact can be evaluated by the determination of indicators ...