Three growing-stock density experiments in Minnesota red pine : a progress report /

"May 1962."

Managing red pine for poles in Lower Michigan /

"January, 1958."

The Saratoga spittlebug : a destructive pest in red pine plantations /

Literature cited: p. 51-52.

Growth and yield of red pine in Minnesota /

Literature cited: p. 42-43.

The biology and ecology of the red-headed pine sawfly /

Cover title.