Jamiyansuren S, Tsengel B. Effects of air pollution on morphological characteristics of cones and pollens of Pinus sylvestris L. Mong. J. Agric. Sci. [Internet]. 2014 Nov. 24 [cited 2025 Jan. 9];11(2):92-5. Available from: https://mongoliajol.info/index.php/MJAS/article/view/226