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                  <gco:CharacterString>This dataset is composed of the following sources:  (1) I. Elskens (1972). Nutrients et paramètres biologiques associés.in: Modèle Mathématique, Rapport de synthèse, Journées d'études des 24 et 25 novembre 1971 (DITS 1112).  (2) 1973. Nitrification. (3) Prof. I. Elskens (1975). Croisiere B7 (7-11 avril 1975) et B8 (20-24 mai 1975).1975/05 CHIM.01 (4) Christiane Lancelot, Gilles Billen, Alain Sournia, Thomas Weisse, Franciscus Colijn, Marcel JW Veldhuis, Anthony Davies, Paul Wassman (1987). Phaeocystis blooms and nutrient enrichment in the continental coastal zones of the North Sea.AMBIO vol 16 no 1, 1987 (5) Prof I. Elskens, Mme D. Janssen (n.d.). Bepaling van nitraat en nitriet: Kruisvaart januari 1973.1973/00: CHIM.05 (6) Prof. Elskens, Mme Janssen (n.d.). Bepaling van silicium: Kruisvaart februari estuaria.1973/SCHELDT 00/CHIM.04 (7) Prof. I. Elskens (n.d.). Croisere B11 - 7-11 juillet 1975.1975/07 CHIM.01 (8) Prof. I. Elskens (n.d.). Croisiere A1 - 28 avril - 9 mai 1975.1975/05 CHIM.02 (9) Prof. I. Elskens (n.d.). Croisiere B9 (2-6 juin 1975) et B10 (16-20 juin 1975).1975/06 CHIM.01 (10) Prof. Y. Elskens, Mme D. Janssen (n.d.). Croisiere diffusion de l'Escaut en mer du nord: 19-21 mars 1974.1974/03 CHIM.01 (11) D. Janssens, A. Meuris (n.d.). DYNAMIC BEHAVIOUR OF NUTRIENTS.1975/CHIMIE SYNTHESE 01 (12) Determination de la concentration en azote sous la forme nitrate et nitrite: Croisière 6 - Septembre 1972.1972/04:CHIM.02 (13) Determination de la concentration en azote sous la forme nitrates et nitrites: Croisière 7 - Octobre 1972.1972/05: CHIM/04 (14) Prof. I Elskens, Mme D. Janssen (n.d.). Determination des concentrations en azote sous forme de nitrates et de nitrites: Croisière Escaut du 2 au 6 octobre 1972.1972/SCHELDT 03:CHIM.03 (15) Prof. I Elskens, Mme D. Janssen (n.d.). Determination des concentrations en azote sous la forme nitrate et nitrite: Croisière Estuaire de l'escaut du 29/01/73 au 2/2/73.1973/SCHELDT 00:CHIM.02 (16) Prof. I. Elskens, Dr. Janssens (n.d.). Determination des concentrations en nitrate et nitrite.1971/00: CHIM.01 (17) Determination des concentrations en nitrates et nitrites.1973/08 CHIM.02 (18) Y. Elskens, D. Janssen (n.d.). Determination des concentrations en nitrates, nitrites, amoniaque, phosphates et silice: Croisière A3, mars 1974.1974/03 CHIM.02 (19) Determination des concentrations en nitrates, nitrites, amoniaque, phosphates et silice: Croisière P 3 (27 mai au 1 juin 1974).1974/05 CHIM.04 (20) Determination des concentrations en nitrates, nitrites, phosphates et silice: Croisière P1 - Janvier 1974.1974/01 CHIM.02 (21) Determination des concentrations en nitrates, nitrites, phosphates, silice et amoniaqe: croisière auxiliaire - février 1974.1974/02 CHIM.01 (22) Prof. I. Elskens, Dr. D. Janssens (n.d.). Determination des concentrations en nitrite et nitrate.1971/01: CHIM.01 (23) Determination des concentrations en nitrites et nitrates: Croisière B1 - 6 au 11 janvier 1975.1975/01 CHIM.02 (24) Determination des concentrations en nitrites, nitrates et ammoniaque: Croisière B3 - 3 au 8 fevrier 1975.1975/02 CHIM.03 (25) Determination des concentrations en nitrites, nitrates et ammoniaque: Croisière P7 - 18 au 23 novembre 1974.1974/11 CHIM.01 (26) Determination des concentrations en nitrites, nitrates, ammoniaque, phosphates et silice: Croisière B4 - 17 au 22 fevrier 1975.1975/02 CHIM.02 (27) Determination des concentrations en nitrites, nitrates, ammoniaque, phosphates et silice: Croisière B5 - 3 au 8 mars 1975 et Croisière B6 - 17 au 22 mars 1975.1975/03 CHIMIE 01 (28) Prof. Elskens, Mme Janssen (n.d.). Determination des concentrations en phoshpates: Croisière Avril - Mai 1973.1973/02: CHIM.03 (29) Determination des concentrations en phosphates et silice: Croisière B3 - 3 au 8 fevrier 1975.1975/02 CHIM.01 (30) Determination des concentrations en silice et phosphates: Croisière A4 - 10 et 11 juin 1974.1974/06 CHIM.01 (31) Determination des concentrations en silice et phosphates: Croisière P2 - 16 avril au 11 mai 1974.1974/05 CHIM.03 (32) Determination des concentrations en silice, phosphates et ammoniaque: Croisière P1 - 6 au 11 janvier 1975.1975/01 CHIM.01 (33) Determination des concentrations en silice, phosphates, nitrites, nitrates et ammoniaque: Croisieère P6 - 21 au 28 octobre 1974.1974/10 CHIM.01 (34) Determination des concentrations en silice, phosphates, nitrites, nitrates et ammoniaque: Croisière A - 9 et 10 septembre 1974.1974/09 CHIM.01 (35) Determination des concentrations en silice, phosphates, nitrites, nitrates et ammoniaque: Croisière P4 - 15 au 20 juillet 1974.1974/07 CHIM.01 (36) Determination des concentrations en silice, phosphates, nitrites, nitrates et ammoniaque: Croisière P5 - 16 septembre au 5 octobre.1974/09 CHIM.02 (37) Prof I. Elskens, Mme D. Janssen (n.d.). Determination des concentrations en silice: Croisière 1 - Janvier 1973.73/00: CHIM.03 (38) Prof. Y. Elskens, Mme D. Janssen (n.d.). Determination des concentrations en silice: Croisière 4 - Juin-Juillet 1972.1972/03: CHIM.03 (39) Prof I. Elskens, Mme D. Janssen (n.d.). Determination des concentrations en silice: Croisière 7 - Octobre 1972.1972/05: CHIM.03 (40) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage ammoniaque.1972/SCHELDT 01-CHIM.03 (41) Professeur Y. Elskens, Mme D. Janssens (n.d.). Dosage de l'ammoniaque: Croisière Estuaire de l'escaut - fevrier 1973.1973/SCHELDT 00/CHIM:05 (42) I. Elskens, D. Janssen (n.d.). Dosage de l'ammoniaque: Croisière janvier 1974.1974/01 CHIM.01 (43) I. Elkens, D. Janssen (n.d.). Dosage de l'ammoniaque: Croisière juin 1973.1973/04 CHIM.04 (44) I. Elkens, D. Janssen (n.d.). Dosage de l'ammoniaque: Croisière novembre 1973.1973/08 CHIM.01 (45) Prof. I. Elskens, Mme D. Janssen (n.d.). Dosage de la silice dissoute: Croisière P 3 - Juin 1973.1973/04: CHIM.03 (46) Prof I. Elskens, Mme D. Janssen (n.d.). Dosage de la silice dissoute: Croisière P2 Avril 1973.1973/02: CHIM.05 (47) Dosage de la silice dissoute: Croisière auxiliaire - Mars 1973.1973/03: CHIM.01 (48) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage des nitrates et des nitrites.1972/SCHELDT 02-CHIM.01 (49) Dosage des phosphates.1972/03 : CHIM.02 (50) I. Elskens, D. Janssen (n.d.). Dosage des phosphates croisière P3-juin1973.1973/04 : CHIM.02 (51) Professeur I. Elskens, Mme D. Janssen (n.d.). Dosage des phosphates: Croisière 1 - Janvier 1973.1973/00: CHIM.04 (52) Dosage des phosphates: Croisière 7 - Octobre 1972.1972/05-CHIM.02 (53) Prof I. Elskens, Mme D. Janssen (n.d.). Dosage des phosphates: Croisière auxiliaire - Mars 1973.1973/03: CHIM.02 (54) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage nitrate et nitrite.1972/SCHELDT 01-CHIM.04 (55) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage nitrate et nitrite: Croisière 1 - Janvier 1972.1972/01: CHIMIE 02 (56) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage nitrate et nitrite: Croisière 4 - estuaire de l'escaut (novembre 1971).1971/SCHELDT:CHIMIE.02 (57) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage phosphates.1972/02-RAD-CHIM.03 (58) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage silice dissoute: Croisière 4 - Point fixe (Decembre 1971).1971/POINT FIXE: CHIMIE 03 (59) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosage silice dissoute: Croisière 4 Point fixe (decembre 1971).1971/POINT FIXE: CHIM 03 (60) Prof I. Elskens, Mme D. Janssen (n.d.). Dosages des nitrates et nitrites: Croisière P2 Avril 1973.1973/02: CHIM.04 (61) Prof I. Elskens, Mme D. Janssen (n.d.). Dosages des nitrates et nitrites: Croisière P3 - 1973.1973/04: CHIM.01 (62) Prof I. Elskens, Mme D. Janssen (n.d.). Dosages des nitrates et nitrites: Croisière auxiliaire du 19 mars au 6 avril 1973.1973/03: CHIM.03 (63) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosages nitrate et nitrite: Croisière 4 Point fixe (decembre 1971).1971/POINT FIXE: CHIM 02 (64) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosages nitrates et nitrites; phosphates: Croisière 2 "Radiale" - Avril 1972; croisière Escaut (20-24 mars 1972).1972/02.RAD.:CHIMIE:01 (65) Prof. I. Elskens, Dr. D. Janssens (n.d.). Dosages phosphates.1971/01: CHIM.02 (66) Professeur I. Elskens, Mme Janssen (n.d.). Dosages phosphates: Croisière 1 - Janvier 1972.1972/01: CHIM.01 (67) Prof. I. Elskens, Mme D. Janssen (n.d.). Dosages phosphates: Croisière 4 Estuaire de l'escaut (Novembre 1971).1971/SCHELDT:CHIM 01 (68) Prof. I. Elskens, Mme Janssen (n.d.). Dosages phosphates: Croisière 4 Point fixe (decembre 1971).1971/POINT FIXE: CHIM 01 (69) Prof. Y. Elskens, Mme D. Janssen (n.d.). Dosages silice dissoute.1972/02-RAD-CHIM:04 (70) I. Elskens, D. Janssen (n.d.). Détermination de la concentration en azote sous la forme nitrate et nitrite- croisière janvier-février 73.1973/SCHELDT 00:CHIM.02 (71) C. Joiris (n.d.). Elements nutritifs et biomasse.Résumé de la communication présentée le 25/11/1971. (72) O. Beckers (n.d.). La silice en mer du nord.1973/CHIM.-SYNTHESE 04 (73) Dir. Prof. R. Wollast (n.d.). Mer du nord janvier 1974 SiO2 diss.1974/01 CHIM.03 (74) G. Billen (n.d.). Nitrification dans l'Estuaire de l'Escaut. Denombrement des bacteries nitrifiantes (Campagnes de mai, juin et septembre 1973).1973/BACT.14 (75) Gilles Billen (n.d.). Nitrification et denitrification dans l'esturaire de l'Escaut.1973/SCHELDT00: CHIM.01 (76) I. Elskens, D. Janssen (n.d.). Parameters indicators of biomass: analysis of the hydrolysis products of total lipids. Note on the introduction of an automatised quantitative determination of A.T.P.1971/CHIMIE: 01 (77) W.E.S. Conings (n.d.). Pyrography: a new approach to biomass parameters.1971/CHIMIE: 02 (78) Decadt, Goeyens, Elskens (n.d.). Studie van de opnamekinetiek van nitraat door een natuurlijke fytoplanktonsamenstelling uit de Noordzee.</gco:CharacterString>
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                           <gmd:code>
                              <gmx:Anchor xlink:href="http://marineregions.org/mrgid/4812">Scheldt Estuary</gmx:Anchor>
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