1st
Rachel N. Cook, Iowa State University "Effects of Cage Stocking Density on Feeding Behaviors of Group-Housed Laying Hens" pdf 430 kb
2nd
Ganesh C. Bora, Kansas State University "Pulse Width Modulation (PWM) Technique in Precision Anhydrous Ammonia Application and its Valve Durability" pdf 1.44 mb
Pedro Andrade-Sanchez, University of California - Davis "Development Construction and Field Evaluation of a Soil Compaction Profile Sensor" pdf 562 kb