REFERENCES
- Blakely L.M. and Evans T.A., 1979.—Cell dynamics studies on the pericycle of radish seedling roots. Plant Sci. Letters, 14: 79–83.
- Corsi G. and Avanzi S., 1970.—Cytochemical analyses on cellular differentiation in the root tip of Allium cepa. Caryologia, 23: 381–394.
- D'amato F. and Avanzi M.G., 1948.—Reazioni di natura auxinica ed effetti rizogeni in Allium cepa L. Studio citoistologico sperimentale. Nuovo Giorn. Bot. Ital., n.s., 56: 161–213.
- Clowes F.A.L., 1961.—Duration of the mitotic cycle in a meristem. J. Exp. Bot., 12: 283–293.
- Liso R., Calabrese G., Bitonti M.B. and Arrigoni O., 1984.—Relationship between ascorbic acid and cell division. Exp. Cell Res., 150: 314–320.
- Liso R., Innocenti A.M., Bitonti M.B. and Arrigoni O., 1988.—Ascorbic acid-induced progression of quiescent centre cells from G1 to S phase. New Phytol., 110: 469–471.