Symptoms on field-grown tobacco characteristic of the deficient supply of each of several essential chemical elements
By: by J.E. McMurtrey, Jr. ; United States Department of Agriculture, Bureau of Plant Industry, in cooperation with the Agricultural Experiment Stations of Maryland and North Carolina and the North Carolina Department of Agriculture.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 612; Technical bulletin (United States. Dept. of Agriculture) -- no. 612.
Publisher: U.S. Dept. of Agriculture
Published: 1938
Place of publication: Washington
Language: eng
Number of pages: 31
Subjects: Tobacco -- Growth.
Notes: Caption title.

Literature cited: p. 30.