Tandon, V. N., Pandey, M. C., Rawat, H. S., & Sharma, D. C. (1991). Organic Productivity and Mineral Cycling in Plantations of <I>Populus deltoides</I> in Tarai Region of Uttar Pradesh. Indian Forester, 117(8), 596–608. https://doi.org/10.36808/if/1991/v117i8/8673