Yu, Mark, Eduardo Segarra, Robert Lascano, and Jill Booker. “Economic Impacts of Precision Farming in Irrigated Cotton Production”. Texas Journal of Agriculture and Natural Resources 16 (May 5, 2016): 1–14. Accessed May 3, 2024. https://txjanr.agintexas.org/index.php/txjanr/article/view/134.