Canadian Forest Service Publications
Frost hardiness of white spruce and red pine seedlings in relation to soil moisture. 1957. Fraser, J.W.; Farrar, J.L. Government of Canada, Department of Northern Affairs and National Resources, Forestry Branch, Petawawa Forest Experiment Station, Chalk River, Ontario. Forest Research Division Technical Note 59. 8 p.
Available from: Northern Forestry Centre
Catalog ID: 30538