Grichar, James. “Corn (Zea Mays L.) Response to Hybrid, Row Spacing, and Plant Populations in the Blacklands of Central Texas”. JOURNAL OF ADVANCES IN AGRICULTURE 8, no. 1 (March 1, 2018): 1214–1223. Accessed May 3, 2024. https://rajpub.com/index.php/jaa/article/view/7094.