Rajkhowa S, Khan MAW. The Effects of Periodicity, Height and Depth of Freshening on the Resin Yield from Young <I>Pinus roxburghii</I> Sargent and Seasonal Response. Indian Forester [Internet]. 1962 Feb. 1 [cited 2025 Dec. 4];88(2):83-8. Available from: http://indianforester.co.in/index.php/indianforester/article/view/24638