1. Al Sherif,A.E,A., Wafaa, Khodary, S.E.A, and Azmy, W. (2009). Ecological Studies on Salix Distribution in Egypt. Asian J. Plant Sci. 8(3):230-234. https://doi.org/10.3923/ajps.2009.230.234
2. Bhatnagar, H.P. (1965). Soils from different quality Sal (Shorea robusta) forests of Uttar Pradesh. Tropical Ecol. 16: 56-62
3. Bhat, J.A., Kumar, M., Pala, N.A., Negi, A.K. and Todaria, N.P. (2012). Soil organic carbon stock and sink potential in high mountain temperate Himalayan forests of India. Int. J. Curr. Res. 4(12): 206 – 209
4. Bohra, C.S., Lodhiyal, L.S., Lodhiyal, N. (2010). Forest Stand Structure of Shiwalik region of Nainital district along an Altitudinal Gradient in Indian Central Himalaya. New York Sci. J. 3(12) 82-90
5. Brady, N.C., Weil, R.R. (2000). The Nature and Properties of Soils. Fourteenth edition. Pearson Education, Inc., Singapore
6. Cairns, D.M., Malanson, G.P. (1998). Environment variables influencing the carbon balance at the alpine tree line: a modeling approach. J. Vegetation Sci., 9: 677-692. https://doi.org/10.2307/3237286
7. Champan, J.L., Reiss, M.J. (1992). Ecology Principles and Application. University Press; Cambridge
8. Chauhan, D.S., Dhanai, C.S., Bhupendra, S., Chauhan, S., Todaria, N.P. and Khalid, M.A. (2008). Regeneartion and tree diversity in natural and planted forests in as terai- bhabhar forest in Katarnighat Wildlife Sanctuary, India. Tropical Ecol. 49(1); 53-67
9. Dengiz O, C Göl., Karaca, S. and Yüksel, M. (2006). Effects of different landscape position and parent material on soil variability and land use in both sides of Acicay River-Çank?r?. International Soil Meeting on Soil Sustaining Life on Earth, Managing Soil and Technology Proceedings Vol. II, 745-751
10. Iiorkar, Y.M. and Totey, N.G. (2001). Floristic diversity and soil studies in Nevegon National Park (Maharashtra). Indian J. For., 24(4): 442-444
11. Jackson, M.L. (1958). Soil Chemical Analysis. Prentice Hall, Inc., Engle Wood Cliffs, New Jersey, U.S.A.
12. Jenny, H. (1980). The Soil Resource, Origin and Behavior. Springer-Verlag, New York. https://doi.org/10.1007/978-1-4612-6112-4
13. Jha, M.N., Gupta, M.K., Saxena, A. and Kumar, R. (2003). Soil Organic carbon store in different forests of India. Indian For.; 129 (6): 714-724
14. Johnston, A.E. (1986). Soil organic matter; effects on soil and crops. Soil Use Mgmt. 2: 97- 105. https://doi.org/10.1111/j.1475-2743.1986.tb00690.x
15. Kumar, Munesh., Sharma, C.M. and Rajwar, G.S. (2004). Physico-chemical properties of forest soil along altitudinal gradient in Garhwal Himalaya, J. Hill Res. 17(2):60-64
16. Misra, R. (1968). Ecology Work Book. Oxford and IBH Publ., New Delhi
17. Lemenih, M. and Itanna, F. (2004). Soil carbon stocks and turnovers in various vegetation type and arable lands along an elevation gradient in southern Ethiopia. Geoderma, 123:177-188. https://doi.org/10.1016/j.geoderma.2004.02.004
18. Paudel, S. and Sah, J.P. (2003). Physiochemcal characteristics of soil in tropical sal (shorea robusta Gaertn.) forests in eastern Nepal. Himalayan J. Sci.; 1(2): 107-110. https://doi.org/10.3126/hjs.v1i2.207
19. Pradhan, P., Mishra, S.S., Chakraborty, S.K. and Bhakat, R.K. (2005). Diversity of freshwater macrophytic vegetation of six rivers of South West Bengal, Tropical Ecol. 46(2): 193-202
20. Rai, S., Chopra, A.K., Pathak, C., Sharma, D.K., Sharma, R. and Gupta, P.M. (2011). Comparative study of some physicochemical parameters of soil irrigated with sewage water and canal water of Dehradun city, India, Applied Sci. Res., 3 (2):318-325
21. Sharma, C.M. and Kumar, A. (1991). Community structure of some Natural forest stands in Landowne forest range of Garhwal Himalaya. J. Trop. For. Sci., 5(1): 8-12
22. Sharma, J.C. and Sharma, Y. (2004). Effect of forest ecosystem on soil properties-A Review. Agril. Review, 25(1): 16-28
23. Urban, D.L., Miller, C., Halpin, P.N and Stephenson, N.L. (2000). Forest gradient response in Sierran landscapes: the physical template. Landscape Ecol., 15:603-620. https://doi.org/10.1023/A:1008183331604
24. Walkey, A.E. and Black, J.A. (1934). An examination of the Degtiga Vett. Method for determining soil organic matter and proposed modification of the chromic acid titration method. Soil Sci., 37: 29- 37 https://doi.org/10.1097/00010694-193401000-00003
25. Yadav, J.S.P. (1968). Physcio-chemical characteristics of some typical soils of Indian forests. Indian For., 94(1) 86-98