1. A potato harvester loading boom controller;Bailey,1974
2. Effects of speed on draft of tillage implements in Oklahoma soils;Bloome,1983
3. Effect of sweep design parameters on draft;Clark,1981
4. Annual report of USDA sugarcane research laboratory;Clayton,1977
5. Microprocessor-based ultrasonic height controller for sugarcane harvesters;Coad;MS thesis, Texas A&M University, College Station, TX,1980