Saxena R, Nautiyal S. Effect of Water Stress on the Chlorophyll Contents of the Leaves of <I>Pinus roxburghii</I> Sarg. of Different Seed-sources at Seedling Stage. Indian Forester [Internet]. 2001 Sep. 1 [cited 2025 Dec. 5];127(9):1033-42. Available from: http://indianforester.co.in/index.php/indianforester/article/view/2978