Ahlawat, A. S., and J. C. Dagar. “Effect of Different PH Light Qualities and Some Growth Regulators on Seed Germination of <I>Bidens biternata< I> (Lour.) Merr and Sherff”. Indian Forester 106, no. 9 (September 1, 1980): 617–620. Accessed February 21, 2026. https://indianforester.co.in/index.php/indianforester/article/view/11240.