The forest insect situation, Lake States 1955
By: L.C. Beckwith and H.G. Ewan
Contributors: Ewan, Herbert G. (Herbert George), 1929-; Lake States Forest Experiment Station (Saint Paul, Minn.)
Series: Station paper / Lake States forest experiment station. Forest service. U.S.D.A -- no. 35; Station paper (Lake States Forest Experiment Station (Saint Paul, Minn.)) -- no. 35.
Publisher: Lake States Forest Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1956
Place of publication: St. Paul, Minn
Language: eng
Number of pages: 11
Subjects: Forest insects; Trees; Diseases and pests