00000nam 2200000za 4500 9.696477 CaOODSP 20241203113637 cr ||||||||||| 150407|2012||||xxc|||||o f|0| 0 eng d 978-1-100-21028-5 CaOODSP eng n-cn--- En4-144/47-2012E-PDF Canada. Environment Canada. Data sources and methods for the phosphorus levels in the St. Lawrence River indicator [electronic resource] Ottawa - Ontario : Environment Canada July 2012. 7p. coloured map, graphs, references, table 12-32 2012-08-10 Sources de données et méthodes de l'indicateur sur les concentrations de phosphore dans le fleuve Saint-Laurent (CaOODSP)9.640592 Data sources and methods for the phosphorus and nitrogen levels in the St. Lawrence River indicator (CaOODSP)9.699680 http://publications.gc.ca PDF 124 KB https://publications.gc.ca/collections/collection_2012/ec/En4-144-47-2012-eng.pdf