J. Kelley Green, Texas Cotton Ginners' Association, Austin, TX, Michael D. Buser, Oklahoma State University - Biosystems and Agricultural Engineering, Stillwater, OK, Derek P. Whitelock, USDA-ARS Southwestern Cotton Ginning Research Laboratory, Mesilla Park, NM and J. Clif Boykin, USDA-ARS Cotton Ginning Research Unit, Stoneville, MS