1. Adachi T, Katayama Y (1969) Callus formation and shoot differentiation in wheat tissue culture. Bull Fac Agric Univ Mujazaki 40: 77–82
2. Ahloowalia BS (1982) Plant regeneration from callus culture in wheat. Crop Sci 22:405–410
3. Ahloowalia BS, Sherington J (1985) Transmission of somaclonal variation in wheat. Euphytica 34: 525–537
4. Ahuja PS, Pental D, Cocking EC (1982) Plant regeneration from leaf base callus and cell suspension of Triticum aestivum. Z Pflanzenzucht 89: 139–144
5. Bajaj YPS (ed) (1986a) Biotechnology in agriculture and forestry, vol 1: Trees I. Springer, Berlin Heidelberg New York Tokyo