00000nam 2200000zi 4500 9.929596 CaOODSP 20250915155914 m o d f cr |n||||||||| 230123s1988 sncd o f|0| 0 eng d CaOODSP eng rda CaOODSP n-cn--- En37-685/1988E-PDF Crosley, Robert W., author. Dissolved nitrogen : field or laboratory filtering of water samples? / R. Crosley and H. Block. [Regina, Saskatchewan] : Inland Waters Directorate, Western and Northern Region = Direction générale des eaux intérieures, Région de l'ouest et du nord, [1988] 1 online resource (35 unnumbered pages) : charts text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. "Report Number 88-WNR-WQB." Water Analysis Methodology. Water Nitrogen content. Eau Analyse Méthodologie. Eau Teneur en azote. Canada. Inland Waters Directorate. Western and Northern Region. Water Quality Branch, issuing body. PDF 14.30 MB https://publications.gc.ca/collections/collection_2025/eccc/en37/En37-685-1988-eng.pdf