1. Anon. (2001). Harit Abhiyan. Forest Department, U.P., Shivamarts Publication, Lucknow
2. Chaturvedi, A.N. (1982). Poplar Farming in U.P. For. Bull. 45: 42
3. Chandra, J.P. (1998). Poplar Se Mera Parichay. Seminar SamajiK Vanikaran aur Gramya Vikas mein Poplar Ka Yougdan. Haldwani, Uttar Pradesh
4. Dhanda, R.S. and Kaur, Inderbir (2000). Production of Poplar (Populus deltoides Bartr.) in Agrisilviculture System in Punjab. Indian J. Agrofor. 2: 93-97
5. Fisher, R.A. (1947). The Design of Experiments. Olive and Boynd, Edinburg
6. Hegde, N.G. (1988). Agroforestry under Indian conditions. In: Advance in Forestry Research in India. Vol. III. Ed. Ram Prakash International Book Distributors, Dehradun
7. Jain V.K. and Khanduri, A.K. (2003). Interclonal variation in strength properties of Populus deltoides from Haldwani (Uttaranchal). Indian For.129 (9):1069-1076
8. Jha, K.K, Gupta, Chandra and Verma, R.S. (1991). Field testing of few promising clones of Poplar in Tarai. Indian J. For. 14(2):83-89
9. Jones, N and Lal, P. (1989). Commercial Poplar planting in India under Agroforestry System. Comm. For. Rev. 68:19-26
10. Joshi, R.P and Singh, N.P. (1996). Character association, genetic variability and heritability analysis of various characters in exotic Poplar (Populus deltiodes) clones. Indian J. Environ. and Toxicology. 6 (2): 98-100
11. Karnatak, D.C. (1996). Poplar Based Agroforestry in Haryana. Indian For. 122 (2): 137-143
12. King, K.F.S. (1981). Some Principles of Agroforestry. Proc. Agroforestry Seminar, ICAR, New Delhi
13. Lal, P. and Lal, P. (1991). Improved Package of Practices Poplar Under Agroforestry. Indian For. 117(3):168-177
14. Lodhiyal, L.S., Lodhiyal, Neelu, Singh, S.K. and Koshiyari. (2002). Forest floor biomass, litterfall and nutrient return through litter of high density Poplar plantations in Tarai of Central Himalya. Indian J. For., 25(2):291-303
15. Mohsin, F., Singh, R.P. and Singh, K. (1996). Nutrient cycling of Poplar plantation in relation to stand and age in Agroforestry System. Indian J. For. 19(4):302-310
16. Pushpangandan, P. and Nayar, T.S. (1994). Conservation of medicinal tree species through Agroforestry. In: Trees and Tree Farming (Ed. P.K. Thampan). Peekay Tree Crop Development Foundation, Cochin
17. Sharma, T.C., Ali, F., Bordoloi, D.N. and Chaliha, B.P. (1989). Agroforestry plantation of Poplar for pulp and paper industry. In: Adv. For. Res. in India. Vol. IV. Ed. Ram Prakash. International Book Distributor, Dehra Dun
18. Sharma, Sandeep, Rawat, P.S., Gera, Mohit and Pant, N.C. (1998). Leaf-shedding and emergence pattern in five clones of Populus deltoides Marsh under Central Indian condition. Indian For. 124(12):1025-1031
19. Sharma, N.K, Samra, J.S. and Singh, H.P. (2001). Poplar Based Agroforestry System for the Alluvial Soil Under Irrigated Condition in Western Uttar Pradesh, Indian For. 127(1):61-68
20. Singhal, R.M. and Panwar, B.P.S. (1991). A Study of Cropping Pattern of Poplar (Populus deltoides Marsh) Based Agroforestry System in North Western Uttar Pradesh. Van Vigyan. 29(3):187-191
21. Singh, K., Ram, P., Singh, A.K., Hussain, A. (1988). Poplar (P. deltoides Bartram ex Marshal) in Forest and Agroforestry System. Indian For. 114 (11): 814-818
22. Singh, N.B, Kumar, Dinesh, Gupta, R.K., Singh, Kadam and Khan, G.H. (2001). Role of Poplar in Suitable Development of India. Indian J. Agrofor. 3 (2):92-99
23. Tejwani, K.G. (1999). Research and Development in Agroforestry in Asia. Indian J. Agrofor. 1 (2):95-97.
24. Tiwari, D.N. (1993). Poplar. Surya Publication, Dehradun, India
25. Verma, R.K. (1993). Studies on growth and performance of Populus deltoides in Punjab. M.Sc. Thesis submitted to Punjab Agriculture University, Ludhiana
26. Verma, R.C and Bangarwa, K.S. (2005). Inter character correlation studies in Populus deltoides Bartr. ex Marsh. Clones under nursery conditions. Indian J. For. 28(4):359-362
27. Verma, R.C. and Bangarwa, K.S. (2007). Variability, heritability and genetic advance for growth parameter in Populus deltoides. Indian For. 133 (4):506-510