| Acknowledgement The authors thank M/S.E. MERCK, Dermstadt, W. Germany for their courtsey of supplying gift sample of tannins. They also express sincere gratitude to Dr. M.R. CORCORAN of California State University, Northridge, USA for her valuable suggestions. References CORCORAN, M.R. 1970. Inhibitors from Carob (Ceratonis Silique L.). II. Effect on growth induced by indoleacetic acid or gibberellins A1. A4, A5 and A7. Plant Physiol., 45 : 531-534. CORCORAN, M.R., GEISSMAN, T.A. & PHINNEY, B.O. 1972. Tannins as gibbrellin antagonists. Plant Physiol., 49 : 223-330. EVANARI, M. 1949 Germination inhibitors. Bot. Rev., 15 : 153-194. FORSTER, R. 1957 Uber den Einfluss von Gerbstoffen auf Keimung und Wachstum von hoheren pflanzen. Beitr. Biol. Pflanz., 33 : 279-311. GALE, M.D. & LAW, C.N. 1976 Norin-10 based semi-dwarfism. Paper presented in International Symposium on Genetic Diversity in Plant. Lahore, Pakistan, pp. 1-25. GREEN, F.B. & CORCORAN, M.R. 1975 Inhibitory action of five tannins on growth induced by several gibberellins. Plant Physiol., 56 : 801-806. GRIMM, H. 1953 Zur Physiologie und microbiologischen Beeinflussung genuiner Hemmstofle von Digitalis purpurea. Z. Bot., 41 : 405-444. HAPPICH, M.L., BERBE, C.W. & ROGERS, J.S. 1954. Tannins evaluation of one hundred sixty three species of plant. J. Am. Leather Chemists Assoc., 49 : 760-773. HARADA, J. & NAKAYAMA, H. 1974. The inhibitory effect of tannic acid on the gibberellic acid induced growth of Rice. Proc. Grop. Sci. Soc., Japan, 43 : 493-497. KHRISTEVA, L.A. 1957. Physiological function of humic acid in the nutrition of higher plants. Nauchn. Zap. Khersonsk. S.-kh. Inst., 6 : 47-60. KLOSA, J. 1948. Uber einige die keimung von Samen und das Wachstum von Bakterien hemmnden Substanzen aus Vegetabilien. Pharmazie, 4 : 574-578. KOMOTO, M., IKEGAMI, S. & TAMURA. S. 1973. Gibberellin antagonising protein in dwarf peas. Plants, 109 : 365-368. KUMAR, V. 1977. Physiological studies on tall, medium and dwarf wheat (T. aestivum L) in relation to gibberellic acid. Ph. D. Thesis, Agra University, Agra. KUMAR, V. & BAIJAL, B.D. 1983. Studies on the physiology of dwarfism in wheat (T. aestivum L) IV Effect of gibberellic acid on protein metabolism. Indian J. Plant Physiol. (in press). KUMAR, V. and BAIJAL, B.D. & GOYAL, A.K. 1981. Studies on the physiology of dwarfism in wheat (Triticum aestivum L) : II. Effect of gibberellic acid on oxidative matabelism. Indian J. Exptl. Biol., 19 : 1140-1141. KUMAR, V., BAIJAL, B.D. & GOYAL, A.K. 1982. Studies on the physiology of dwarfism in wheat (T. aestivum L) I. Effect of gibberellic acid on seedling growth, alpha-amylase and protease activity. Indian J. Plant Physiol., 25 : 71-79. PALEG, L.G. 1965. Physiological effect of gibberellins. Ann. Rev. Plant Physiol., 16 : 306. POPOFF, M. 1931. Die Zellstimulation, inhre Anwendung inder Pflanzenzuchtung und Medizin. Paul Parey, Berlin. STODDART, J., BREIDENBACH, W. NADEAN, R. & RAPPAPORT, L. 1979. Selective binding of (3H) gibberellin A1 by protein fractions from dwarf pea epicotyls. Proc. Natl. Acad. Sci. U.S.A., 71(8) : 3255-3259. |
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