Trees
Subtitle: the yearbook of agriculture, 1949
By: the United States Department of Agriculture.
Series: United States. Department of Agriculture -- Yearbook of agriculture,  1949; Yearbook of agriculture -- 1949.
Publisher: United States Government Printing Office
Published: 1949
Place of publication: [Washington, D.C
Subjects: Trees -- United States.; Insects, Injurious and beneficial -- United States.