[Text and illustration on p. 2-4 of cover.] * For Sale by Superintendent of Documents. Paper, 15c.
Notes:
NOTE.—Includes recent fertilizer experiments with cotton [with list of literature cited]; by Henry M. Steece.—Progress in study of soil hydromechanics [with list of literature cited]; by R. W. Trullinger.—Publications of Stations, 1926-27.—Income, expenditures, and other statistics, 1927; by J. I. Schulte.
Availability:
* For Sale by Superintendent of Documents. Paper, 15c.