1. Texas A&M AgriLife Research & Extension Center at Corpus Christi Corpus Christi TX 78406 USA
2. School of Engineering and Computing Science Texas A&M Univ. at Corpus Christi Corpus Christ TX 78412 USA
3. Lyles School of Civil Engineering Purdue University West Lafayette IN 47907 USA
4. Department of Soil and Crop Sciences Texas A&M University College Station TX 77843 USA
5. Texas A&M AgriLife Research & Extension Center at Amarillo Amarillo TX 79106 USA