Skip to main content

Displaying 1 - 4 of 4

Effects of fire and fire suppression on mortality and mode of reproduction of California black oak (Quercus kelloggii Newb.)

Kauffman, Martin
Numerous studies, historical accounts and archaeological evidence suggest that the historical density and abundance of black oak (Quercus kelloggii Newb.) in mixed conifer forests was much greater than today. Reasons for the decline of this species…
Type: Document
Year: 1987

Postglacial vegetation of Canada

Ritchie
Post-glacial Vegetation of Canada brings together all the available information about the complex history of vegetational and environmental change in Canada since the last Ice Age. As the lands began to emerge from under the ice, they provided a…
Type: Document
Year: 1987

The importance of archeological sites related to the naval stores industry in Florida

Forney
[no description entered]
Type: Document
Year: 1987

Archeological and historical basis for forest succession in eastern North America

Buckner
The meaning of 'natural' as a guideline for managing public forests is questioned. Evidence of a rapidly shifting flora over eastern North America in recent geologic time is presented along with historical evidence of the open character of the…
Type: Document
Year: 1983