Singh, V. et al. 2015. Effect of Crown Position on Cone, Seed and Germination Characteristics in Blue Pine (<I>Pinus wallichiana</I>, A.B. Jacks). Indian Forester. 141, 6 (Jun. 2015), 615–620. DOI:https://doi.org/10.36808/if/2015/v141i6/71313.