FEDERAL-(31AM' RESEARCH 



at the 



STATE AGRICULTURAL EXPERIMENT STATIONS 



Projects in 



PLANT PATHOLOGY 



Section b: Diseases of Field Crops 



Contents 



Page 



I. CEREAL CROPS 1 



A. General 1 



B. Barley 2 



C. Com 7 



D. Oats 11 



E. Rice 15 



F • Sorghitms 15 



G. Wheat 16 



II. FIBER AND OIL CROPS 21 



A. Cotton 21 



B. Flax 28 



C. Peanuts 29 



D. Soybeans • • • • 30 



E. Other Crops 33 



III. SUGAR CROPS 33 



A. Beets • 33 



B. Cane 34 



IV. TOBACCO 36 



A. Viruses • 36 



B. Others 36 



V. FORAGE, TURF, AND COVER CROPS 38 



A . General • 38 



B. Grasses • 42 



C • Legumes 46 



D. Alfalfa 49 



E. Clovers 53 



F. Lespedeza » • 55 



G. Minor Legumes 55 



VI. REGIONAL PROJECTS 56 



VII. LIST OF SUBJECT-MATTER AREA COMPILATIONS Attachment 



ill 



