This paper presents the reference values for inorganic nutrients N, P, and dissolved silicate (diss. Si) in various geographical regions, as well as the measured mean winter concentrations from 1975 to 1986, in the same zones. The data may provide insight in the present seawaterquality and may ...
auteur(s): Ministry of Transport, Public Works [and Water Management], [Department of Public Works], North Sea Directorate = Ministerie van Verkeer en Waterstaat, Rijkswaterstaat, Directie Noordzee (RWS, NZ); W. Zevenboom, H.R. Bos, R. J. de Vreugd