“Influence of the Stimulant Humimax on the Productivity of Repeat Sunflower Crops”, Texa. Jour. of Agri. and Biol. Scie., vol. 15, pp. 82–85, Apr. 2023, Accessed: Jan. 30, 2026. [Online]. Available: https://zienjournals.com/index.php/tjabs/article/view/3806