Singh, Nandan, Ashish Tewari, and Shruti Shah. “CATKIN MATURATION TIMING AND SEED GERMINATION IN BETULA UTILIS (D. DON) IN THE WESTERN HIMALAYAN TREELINE AREA OF UTTARAKHAND”. Journal of Advanced Scientific Research 11, no. 02 (May 10, 2020): 145-151. Accessed April 4, 2025. https://sciensage.info/index.php/JASR/article/view/486.