“BIOMASS AND PRODUCTIVITY OF AN AGE SERIES OF THREE COTTONWOOD CLONES (POPULUS DELTOIDES) IN CENTRAL HIMALAYAN TARAI REGION, INDIA”. JOURNAL OF TROPICAL FOREST SCIENCE, vol. 16, no. 4, Aug. 2022, pp. 384-95, https://jtfs.frim.gov.my/jtfs/article/view/1175.