ZhangM., ZhuJ., and YanQ. “Seed Germination of Pinus Koraiensis in Response to Light Regimes Caused by Shading and Seed Positions”. Forest Systems 21, no. 3 (November 28, 2012): 426-438. Accessed September 24, 2023. https://revistas.inia.es/index.php/fs/article/view/2721.