Know your plant and soil requirements
By: by Jackson B. Hester and Florence A. Shelton.
Series: Research monograph -- 3, January 1, 1949.
Publisher: Dept. of agricultural research, Campbell soup company
Published: 1949
Place of publication: [Riverton, N.J.]
Language: eng
Number of pages: 99
Subjects: Plant physiology.; Plants -- Nutrition.