Tewari, A. , Mittal , A. and Singh , N. 2017. Seed maturation timing in Quercus leucotrichophora A. camus along an altitudinal gradient in Uttarakhand Himalaya. Environment Conservation Journal. 18, 3 (Dec. 2017), 53–59. DOI:https://doi.org/10.36953/ECJ.2017.18307.