1. a Civil and Geological Engineering, MSC 3CE, New Mexico State University , PO Box 30001, Las Cruces, NM, 88003-0083, USA
2. b Entomology Plant Path and Weed Science, MSC 3BE, New Mexico State University , PO Box 30001, Las Cruces, NM, 88003-0057, USA
3. c Agricultural Economics and Agricultural Business, MSC 3169, New Mexico State University , PO Box 30001, Las Cruces, NM, 88003-3169, USA
4. d College of Agriculture and Home Economics, MSC 3AG, New Mexico State University , Las Cruces, NM, 88003-0034, USA