1. Allan EJ (1991) Plant cell culture. In: Stafford A, Warren G (eds) Plant cell and tissue culture. Open University Press, Milton Keynes, pp 1–24
2. Chaturvedi HC, Mitra GC (1975) A shift in morphogenetic pattern in Citrus callus tissue during prolonged culture. Ann Bot (Lond) 39:683–687
3. Chaturvedi HC, Sinha M (1979) Mass clonal propagation of Solanum khasianum through tissue culture. Indian J Exp Biol 17:153–157
4. Chaturvedi HC, Sharma AK, Agha BQ, Jain M, Sharma M (2004a) Production of cloned trees of Populus deltoides through in vitro regeneration of shoots from leaf, stem and root explants and their field cultivation. Indian J Biotechnol 2:203–208
5. Chaturvedi R, Razdan MK, Bhojwani SS (2004b) In vitro morphogenesis in zygotic embryo cultures of neem (Azadirachta indica A. Juss.). Plant Cell Rep 22:801–809. doi: 10.1007/s00299-004-0768-0