Practical assistance to tree planters.
Contributors: Pinchot, Gifford, 1865-1946.
Edition: 5th rev.
Series: United States. Dept. of Agriculture. Division of Forestry. Circular -- no. 22; Circular (United States. Forest Service) -- no. 22.
Publisher: Govt. Print. Off.
Published: 1907
Place of publication: [Washington
Subjects: Tree planting.