1. Atul, Sharma Shivesh and Punam. (2002). Germination potential and establishment study on important leguminous tree species of North-West Himalayas in culture soil medium. Crop. Res., 24(1): 126-130.
2. Basu, P.K. and Kabi, M.C. (1987). Effect of application of biofertilizers on the growth and nodulation of seven forest legumes. Indian For., 113(4): 249-257.
3. Burton, J.C. (1976). Methods of inoculating seed and their effects on survival of rhizobia in symbiotic nitrogen fixation in plants. (Eds. P.S. Nutman). Cambridge University Press, Cambridge. pp. 175-198.
4. Chaney, A. L., Marbach, E. P. (1962). Cited in: Method for evaluating Biological Nitrogen fixation (Eds. F.d. Begersen). John Willey & Sons, Chiehster-New York, Folia Microbiol., 45 (4): 349-352 (2000).
5. Cleary, B. D., Greaves, R. D. and Owsiton, P. W. (1978). Seedlings Regenerating Oregons forests (Eds. B.D. Cleary, R.B., Gleaves and R.K. Hermann). Oregon University extension service, Corvallis, Oregon. pp. 63-67.
6. Dupuy, N. C., and Dryfus, B. L. (1992). Bradyrhizobium population occurrence in deep soil under leguminous tree Acacia albida. Appl. Environ. Micrbiol., 50: 2415-2419. https://doi.org/10.1128/aem.58.8.2415-2419.1992
7. Ferder, W.T. (1963). Experimental Design, Theory and Application. Oxford and IBH Publishing Co., Calcutta-Bombay- New Delhi. 554 pp.
8. Gera, M., Gera, N., Bhandari A. S. and Pant, N.C. (2000). Improved seedling quality of polybag plants of Albizia procera. Use of mounted angle iron beds. Indian For.,126: 943-947.
9. Ghos, A.C. and Basu, P.S. (2000). Growth behavior and bioproduction of indole acetic acid by Rhizobium sp. isolated from root nodule of a leguminous tree Dalbergia lanceolaria. Indian J. Exp. Biol., 40(7): 796-801.
10. Gibson, A. H. and Jordan, D. C. (1983). Ecophycology of nitrogen fixing systems. Physiology Plant Ecology III. Response to chemical and biology environment (Eds. O.L. Arge, P.S. Woble, C.D. Desmond, and Ligler) III Spinger verlay, Berlin, Hiedelberg, New York. https://doi.org/10.1007/978-3-642-68153-0_9
11. Goel, A.K., Laura, R.D., Pathak, D.V. and Goel, A. (2000). Use of biofertilizers potential constraints and future strategies - A review. Indian J. Trop. Agric., 11(1-4): 1-18.
12. Habish, H.A. and Khairi, A.M. (1970). Nodulation of legumes in Sudan II. Rhizobium strain and cross inoculation of Acacia sp. Exp. Agric., 6: 17. https://doi.org/10.1017/S0014479700000223
13. Herbert, D., Philips, P. D. and Strange, R.E. (1971). Chemical analysis of microbial cells. In: Methods in Microbiology, (Eds. J.R. Norris and D.W. Ribbons) Academic Press, New York, pp. 209-344. https://doi.org/10.1016/S0580-9517(08)70641-X
14. Jamaluddin, Dadwal, V.S. and Chauhan, J.S. (1995). Efficacy of different Rhizobium strains of forest tree species on Albizia lebbeck. Indian For., 647 - 650.
15. Janzen, R.A., Rood, S.B., Dormarr, J.F. and Mcgill, W.B. (1992). Azospirillum brasilense produces gibberellin in pure culture on chemically defined medium and in co-culture on straw. Soil. Biol biochem., 24(10): 1061-1064. https://doi.org/10.1016/0038-0717(92)90036-W
16. Prakash, M. S., Ponnambalan, A. and Syshamani, K. (1998). Effect of biofertilizers on initial growth of eight forest tree species. Sylva Plus., 6(1):16-18.
17. Raverkar, K.P. and Bhandari, A.R. (1993). Evolution of leguminous tree for nitrogen fixation and development of Rhizobium inoculant for Robinia pseudoacacia. ICFRE Project Annual Progress Report. Nauni, Solan (H.P.) pp. 25.
18. Sanginga, N., Bowen, G.D. and Danso, S.K.A. (1990). Assessment of genetic variability for nitrogen fixation between and within provenances of Leucaena leucocephala and Acacia albida estimated by using 15 N labeling techniques. Plant Soil., 127: 169-178. https://doi.org/10.1007/BF00014423
19. Schmidt-Vogt, H. (1974). Planting Material, Proc. Symp. Stand Establishment, IUFRO Joint meeting Divs. 1 and 3 Wageningen, the Netherlands, October. pp. 69-107.
20. Tang., Y.W. and Bonner, J. (1974). The enzymatic inactivation of IAA. Some characteristics of enzyme contained in Pea seedling. Arch. Biochem., 13:11-25.
21. Totey, N.G., Verma, R.K., Verghese, M. Shadangi, D.K., Khatri, P.K. and Phathak, H.D. (2000). Effect of Rhizobium biofertilizers and varying levels of P on growth of forest legumes. Indian J. Forest., 23(2): 205-207.
22. Totey, N.G., Khatri, P.K., Shadangi, D.K., Mamta, B., Pathak H. D. and Badage, M. (1997). Effect of Rhizobium biofertilizer on growth of seedlings and germination of seeds of D. sissoo. Indian J. Forest., 20(1): 54-56.
23. Vega-Hernandez, Maria C., Milayros Leon Barrios, Ricardo Perez-Galdona. (2002). Indole-3-acetic acid production from indole-3-acetonitrile in Bradyrhizobium. Soil Biol. Biochem., 34: 665-668. https://doi.org/10.1016/S0038-0717(01)00229-2
24. Vincent, J. M. (1970). A manual for practical study of root nodule bacteria. Oxford. Black-Well Scientific Publications. pp 164.