Work of the Seed Testing Laboratory from 1918 to 1923, with Notes on Seed Quality, Seed Testing, Seed Law Compliance, and Trade Practices: Volumes 501-521
Edward E. Clayton · Guy Franklin MacLeod · Mancel Thornton Munn · Reginald Clifton Collison · Fred Carlton Stewart · Fred Elmer Gladwin · Harold Bradford Tukey · Roscoe Wilfred Thatcher · U. P. Hedrick
Ιαν 1923 · New York State Agricultural Experiment Station