Cyril G. Hopkins

1866 – 1919

• For Better crops
• A new limestone tester
• Alfalfa on Illinois soil
• Composition and digestibility of corn ensilage, cowpea ensilage, soja bean ensilage, and corn-fodder
• Composition and digestibility of corn-fodder and corn stover
• Condenser for extraction work
• Directions for the Breeding of Corn, Including Methods for the Prevention of In-Breeding
• Directions for the breeding of corn, including methods for the prevention of in-breeding
• How Greece can produce more food
• Illinois crop yields from soil experiment fields
• Illinois wheat yields with nature's fertilizers
• Improvement in the chemical composition of the corn kernel