Duration of usage and farmer reported benefits of conservation tillage

Alexander E. Saak is a postdoctoral research associate and Tong Wang is an assistant professor and advanced production specialist in the Ness School of Management and Economics (NSME) at South Dakota State University, Brookings, South Dakota. Zheng Xu is an assistant professor in the Department of Mathematics and Statistics, Wright State University, Dayton, Ohio. Deepthi Kolady is an assistant professor in the NSME at South Dakota State University, Brookings, South Dakota. Jessica D. Ulrich-Schad is an assistant professor in the Department of Sociology at Utah State University, Logan, Utah. David Clay is a professor in the Department of Agronomy, South Dakota State University, Brookings, South Dakota.