Recent years have witnessed extensive destruction of forest growth,
particularly of pine, spruce, and chestnut, in portions of the United
States east of the Rocky Mountains. This injury has been very
generally attributed to insects, and there is evidence that certain
wood and bark-boring species have largely contributed to the...
To give the many Oregon farmers, who, are unable to leave
home to take a four-year course in the Agricultural College, a
share in the advantages of a higher education the Experiment
Station has for years conducted- farmers' institutes in various
parts of the state.
The success of these encouraged...