John E. Sawyer
Iowa State UniversityDepartment of Agronomy
2104 Agronomy Hall
Ames, IA
USA 50011
Email: jsawyer@iastate.edu
Papers:
10:55 AM, Henry Gonzalez Convention Center, Room 209
147-4 Corn Nitrogen Fertilization In a Rye Cover Cropping System.
2:45 PM, Henry Gonzalez Convention Center, Hall C
313-4 Nitrous Oxide Emissions From a No-till Corn-Soybean Rotation Comparing N Fertilization and Cover Cropping Treatments.
5:00 PM, Henry Gonzalez Convention Center, Hall C
363-13 Corn Residue Harvesting Effects On Yield Response to N Fertilization.