Votre requête a produit 18 résultats.
Année(s):  1971 
Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake. 

Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake.
- 6418.4 K

image   Ontario.Ministry of the Environment. Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake. [Toronto] :The Ministry,1971. Includes bibliographical references.

Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 / by D.S. Osmond. 

Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 / by D.S. Osmond.
- 3369.4 K

image   Ontario.Ministry of the Environment.Water Quality Branch.Biology Section. Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 /by D.S. Osmond. Toronto :The Section,[1971].

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. 

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas.
- 5827.8 K

image   Ontario Water Resources Commission. Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. Toronto :The Commission,1971. On cover: Water management in Ontario. Vol. 1. Summary.

Actinomycetes and tastes and odours in water supplies : a review / by Ann H. Vajdic. 

Actinomycetes and tastes and odours in water supplies : a review / by Ann H. Vajdic.
- 1434.1 K

image   Ontario.Ministry of the Environment.Research Branch. Actinomycetes and tastes and odours in water supplies :a review /by Ann H. Vajdic. Toronto :The Ministry,1971. "May 1971". Includes bibliographical references (p. 9-10).

The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971. 

The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971.
- 4874.7 K

image   Ontario.Recreational Lakes Self-Help Program The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971. [Toronto] :The Program,1971. Includes bibliographical references.

The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971. 

The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971.
- 5062.9 K

image   Ontario.Recreational Lakes Self-Help Program The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971. [Toronto] :The Program,1971. Includes bibliographical references.

Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake. 

Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake.
- 6418.4 K

image   Ontario.Ministry of the Environment. Report on water quality in Opinicon Lake, Sand Lake and Whitefish Lake. [Toronto] :The Ministry,1971. Includes bibliographical references.

Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 / by D.S. Osmond. 

Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 / by D.S. Osmond.
- 3369.4 K

image   Ontario.Ministry of the Environment.Water Quality Branch.Biology Section. Bottom fauna survey of Long Point Bay in the Nanticoke region : 1969 to 1971 /by D.S. Osmond. Toronto :The Section,[1971].

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. 

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas.
- 5827.8 K

image   Ontario Water Resources Commission. Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. Toronto :The Commission,1971. On cover: Water management in Ontario. Vol. 1. Summary.

Actinomycetes and tastes and odours in water supplies : a review / by Ann H. Vajdic. 

Actinomycetes and tastes and odours in water supplies : a review / by Ann H. Vajdic.
- 1434.1 K

image   Ontario.Ministry of the Environment.Research Branch. Actinomycetes and tastes and odours in water supplies :a review /by Ann H. Vajdic. Toronto :The Ministry,1971. "May 1971". Includes bibliographical references (p. 9-10).

The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971. 

The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971.
- 4874.7 K

image   Ontario.Recreational Lakes Self-Help Program The Ontario Water Resources Commission : report on water quality in Papineau Lake, 1971. [Toronto] :The Program,1971. Includes bibliographical references.

The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971. 

The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971.
- 5062.9 K

image   Ontario.Recreational Lakes Self-Help Program The Ontario Water Resources Commission : report on water quality in Big and Little Glamor Lakes, 1971. [Toronto] :The Program,1971. Includes bibliographical references.

Report of the Commissioner. 

Report of the Commissioner.
- 8479.4 K

image   Ontario.Commission of Inquiry into Certain Matters Relating to and Arising from the Report of Professor Leonard Gertler, Dated June 1968, Entitled, "Niagara Escarpment Study-Conservation and Recreation Report" Report of the Commissioner. [Toronto :s.n.],1971. Colin E. Bennett, commissioner.
.. - CONSERVATION AND RECREATION REPORT under THE PUBLIC INQUIRIES ACT ^ By Order-in-Council approved by His Honour the Lieutenant Governor dated the 21st day of May A D 1971 Commissioner His Honour Chief Judge Colin E Bennett rrPROVINCE OF ONTARIO OC- 1552 71 Copy of an Order-in-Council approved by His Honour...

A summary report on water quality in the Penetang-Midland-Pt. McNicoll-Waubaushene area of Georgian Bay this report was originally prepared by D. M. Veal, M. F. P. Michalski, A. R. Clark, Biology Branch and M. Jones, Bacteriology Branch. 

A summary report on water quality in the Penetang-Midland-Pt. McNicoll-Waubaushene area of Georgian Bay this report was originally prepared by D. M. Veal, M. F. P. Michalski, A. R. Clark, Biology Branch and M. Jones, Bacteriology Branch.
- 2315.1 K

image   Ontario Water Resources Commission.Division of Laboratories. A summary report on water quality in the Penetang-Midland-Pt. McNicoll-Waubaushene area of Georgian Bay[electronic resource] /this report was originally prepared by D. M. Veal, M. F. P. Michalski, A. R. Clark, Biology Branch and M....

Aquatic weed growths in Lake Simcoe E. S. Millard and D. M. Veal. 

Aquatic weed growths in Lake Simcoe E. S. Millard and D. M. Veal.
- 6230.8 K

image   Ontario Water Resources Commission.Biology Branch. Aquatic weed growths in Lake Simcoe[electronic resource] /E. S. Millard and D. M. Veal. Toronto :Ontario Water Resources Commission ,Nov. 1971 . Includes bibliographical references.

Biological evaluation of the Kapuskasing River north of the Town of Kapuskasing 1970 / N. Conroy, Regional Biologist [and] W. Keller, Field Technician. 

Biological evaluation of the Kapuskasing River north of the Town of Kapuskasing 1970 / N. Conroy, Regional Biologist [and] W. Keller, Field Technician.
- 3761.2 K

image   Ontario.Ministry of the Environment. Biological evaluation of the Kapuskasing River[electronic resource] :north of the Town of Kapuskasing 1970 /N. Conroy, Regional Biologist [and] W. Keller, Field Technician. Toronto :Ministry of theEnvironment,Dec. 1971. Includes bibliographical references.

Township of Esquesing , Town of Acton , Beardmore Tannery Spray Operation special investigation , alleged ground water contamination / F. R. Campbell. 

Township of Esquesing , Town of Acton , Beardmore Tannery Spray Operation special investigation , alleged ground water contamination / F. R. Campbell.
- 11251.5 K

image   Ontario Water Resources Commission.Division of Water Resources. Township of Esquesing , Town of Acton , Beardmore Tannery Spray Operation[electronic resource] :special investigation , alleged ground water contamination /F. R. Campbell. Toronto :Ontario Water Resources Commission,1971 .

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. 

Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas.
- 5827.8 K

image   Ontario Water Resources Commission. Water pollution from the uranium mining industry in the Elliot Lake and Bancroft areas. Toronto :The Commission,1971-1972. On cover: Water management in Ontario. Vol. 1. Summary. -- Vol. 2. Detailed findings.

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