UNITED STATES DEPARTMENT OF AGRICULTURE 
BULLETIN No. 836 
Contribution from the Bureau of Plant industry 
WM. A. TAYLOR, Chief 
Washington, D. C. PROFESSIONAL PAPER April 27, 1920 
. 
BROOM-CORN EXPERIMENTS AT WOOD- 
WARD, OKLAHOMA 
By 
BENTON E. ROTHGEB, Assistant Agronomist in Charge of Grain- 
Sorghum and Broom-Corn Investigations, and JOHN B. 
SIEGLINGER, Assistant Agriculturist, Office 
of Cereal Investigations 
CONTENTS 
Experiments with Broom Corn . . . . The Broom Corns—Continued. 
Description of the District . Comparative Yields in the Date-of- 
Topography . Seeding Experiments .. - 
Saab tes g Rate-of-Seeding Experiments . . . 
Climatic Conditions Comparative Yields in the Rate-of- 
The Woodward Field Station . See nee nen ater a 
hein Combined Rate-of-Seeding and Spac- 
The Broom Corns ing Experiments . ..... . 
Classification ° Harvesting Experiments 
Experimental Conditions Wearing Quality of the Brush . 
Varietal Experiments . a ssi). Nursery Experiments .. . .« 
Date-of-Seeding Experiments. . . Conclusions . . 2 » « © « » e 
e 
GOVERNMENT PRINTING OFFICE 
1920 
