Choothong, S., Na Nakorn, W., Khwunsakun, C., Chankhiri, W., Musikaphan, T., Prasong, P. and Chuchert, S. 2025. Effect of Physiological Maturity on Hybrid Sunflower Seed Quality. YRU Journal of Science and Technology. 10, 3 (Dec. 2025), 65–73.