Khanal, R.P., Devkota, S. and Devkota, M.P. 2022. Variation in Tree Species Richness along an Elevation Gradient in the Modi River Basin, Annapurna Conservation Area, Nepal. Journal of Plant Resources. 20, 1 (Dec. 2022), 73–82. DOI:https://doi.org/10.3126/bdpr.v20i01.56584.