Verma, R.C. and Bangarwa, K. 2007. Variability, Heritability and Genetic Advance for Growth Parameters in <I>Populus deltoides</I>. Indian Forester. 133, 4 (Apr. 2007), 506–510. DOI:https://doi.org/10.36808/if/2007/v133i4/1120.