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1972
Lees, J. C. (1972).  Site factors contributing to the spruce regeneration problem in Alberta's mixedwood. In : White spruce : the ecology of a northern resource, proceedings of a symposium held June 21, 1971, Canadian Botanical Association, Edmonton, Alberta, edited by R. G. . Information Report NOR-X-40, 8-14.
1971
Johnson, H. J., Cerezke H. F., Endean F., Hillman G. R., Kiil A. D., Lees J. C., et al. (1971).  Some implications of large-scale clearcutting in Alberta - a literature review. Information Report NOR-X-6,
1970
Lees, J. C. (1970).  Natural regeneration of white spruce under spruce-aspen shelterwood, B-18a forest section, Alberta. Publ. 1274, 14.
Lees, J. C. (1970).  Natural regeneration of white spruce under spruce-aspen shelterwood, B-18a forest section, Alberta. Publication 1274,
Lees, J. C. (1970).  A test of silvicultural practices designed to secure reproduction in partially cut mixedwood stands in Alberta. Internal Report A-31,
Lees, J. C. (1970).  A test of silviculture practices designed to secure reproduction in partially cut mixedwood stands in Alberta. Internal Rep. A-31,
1966
Lees, J. C. (1966).  Release of white spruce from aspen competition in Alberta's spruce-aspen forest. Publ. 1163,
Lees, J. C. (1966).  Release of white spruce from aspen competition in Alberta's spruce-aspen forest. Publication 1163,
1965
Lees, J. C. (1965).  Assessment of operational scarification in the spruce-aspen forest of Alberta. Internal Report A-2, 14.
1964
Lees, J. C. (1964).  A test of harvest cutting methods in Alberta's spruce-aspen forest. Publ. 1042,
Lees, J. C. (1964).  A test of harvest cutting methods in Alberta's spruce-aspen forest. Publication 1042,
Lees, J. C. (1964).  Tolerance of white spruce seedlings to flooding. 40, 221-245.
1963
Lees, J. C. (1963).  Partial cutting with scarification in Alberta spruce-aspen stands. Publication 1001,
1962
Lees, J. C. (1962).  Alberta Foothills silviculture. 38(2), 173-181.
Lees, J. C. (1962).  A discussion on white spruce natural regeneration in Alberta's spruce/aspen stands.

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