Aerial fertilization of wheat plants with carbon-dioxide gas
Subtitle: (with six plates)
By: by Earl S. Johnston.
Series: Smithsonian miscellaneous collections -- v. 94, no. 15; Publication -- 3346; Publication (Smithsonian Institution) -- 3346.
Publisher: Smithsonian Institution
Published: 1935
Place of publication: City of Washington
Language: eng
Subjects: Plants -- Effect of carbon dioxide on.; Growth (Plants); Wheat.
Notes: "References": p. 9.