incidence and intensification of this introduced disease in important pine 

 producing areas of the province. 



R.C.- 17 

 A co-operative project on the regeneration of white spruce 

 after logging, in the Heron Bay area. 



This project, which was started in 1952, has been financed directly by 

 the Research Council of Ontario, the Abitibi Power and Paper Company, and the 

 Ontario Paper Company. 



Research services have been furnished Jointly by the Research Branch 

 of the Ontario Department of Lands and Forests, forest research agencies of the 

 Government of Canada, the Canadian Pulp and Paper Association, and the Faculty of 

 Forestry of the University of Toronto. 



Mr. Leslie M. Frost, Premier of Ontario, made public announcement of 

 this project, and contributed a foreword to the initial report in 1959. 



The project is due for completion in 1961, and a final report will be 

 issued in 1962. 



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