_ UNITED STATES DEPARTMENT OF AGRICULTURE 
BULLETIN No. 981 
Contribution from the Bureau of Plant Industry 
tee WM. A. TAYLOR, Chief - 
Washington, D. C. PROFESSIONAL PAPER December 21, 1921 
®% 
SUDAN GRASS AND RELATED PLANTS 
By 
HM. N. VINALL, Agronomist, and R. E. GETTY, Assistant Agrostologist 
. Office of Forage-Crop Investigations 
CONTENTS 
Page j 
Introduction into the United States... 1 | Rate of Seeding 
Description and Botanical Relationships 3 | Harvesting 
Distribution and Importance of Sudan. Sudan Grass and Legume Mixtures 
Grass in Africa . . Utilization of Sudan Grass 
Sudan Grass in Other Countries .... Seed Production 
Sojl Relations Diseases of Sudan Grass 
Climatic Adaptations Insect Enemies of Sudan Grass 
Relative Importance of the Crop ... ng Weeds ; 
Hay Production Summary 
Date of Seeding ... Literature Cited 
Method of Seeding 
WASHINGTON 
~ GOVERNMENT PRINTING OFFICE 
1921 
