- Hartmann, H.T. and Kester, D.E. (1989). Plant Propagation: Principles and Practices, Prentice Hall of India Pvt. Ltd., New Delhi, pp: 246-320.
- Jauhari, G.S. (1960). Curr. Sci., 29: 30-31.
- Nanda, K.K. (1975). Indian J. Plant Physiol., 18: 80-89.
- Reddy, Y.N. (1984). Annual Report of IIHR, Bangalore.
- Sen, P.K. et al. (1965). Indian J. Plant Physiol., 8: 36-49.