Recently introduced varieties of head lettuce and methods used in their development
By: by G.W. Bohn and Thomas W. Whitaker
Contributors: Whitaker, Thomas W. (Thomas Wallace), 1905-
Series: Circular / United States Department of Agriculture -- no. 881; Circular (United States. Dept. of Agriculture) -- no. 881.
Publisher: U.S. Dept. of Agriculture
Published: 1951
Place of publication: Washington, D.C
Language: eng
Number of pages: 27
Subjects: Lettuce; Varieties
Notes: Caption title.

Bibliography: p. 27.