00000nam 2200000za 4500 9.645429 CaOODSP 20200331084128 ta 150407|1993||||xxc||||| f|0| 0 eng d 0-662-21212-6 CaOODSP eng n-cn--- En37-105/1993E Canada. Environment Canada. Ecosystem Sciences and Evaluation Directorate. National survey on priority topics for the development of groundwater guidelines / Prepared by E. Nicolson. Ottawa - Ontario : Environment Canada. 1993. iii, 45p. : tables ; 28 cm. "The National Survey to identify priority topics for the development of Groundwater Guidelines, was undertaken by Environment Canada in support of the activities of the Federal Provincial Groundwater Working Group (FPGWG)."--Introduction. The National Survey to identify priority topics for the development of Groundwater Guidelines, was undertaken by Environment Canada in support of the activities of the Federal Provincial Groundwater Working Group (FPGWG).--Introduction Softcover 93-50 1993-12-17 Water management gcpds Nicolson, E. Sondage national sur les sujets prioritaires en vue de l'élaboration de lignes directrices sur les eaux souterraines / (CaOODSP)9.679106 National survey on priority topics for the development of groundwater guidelines (CaOODSP)9.851481