References
- 1. Arnon, D. I.: Copper enzymes in isolated chloroplasts, Polyphenoloxidase in Beta vulgaris; Plant Physiol. 24 (1949) 1-15.
- 2. Beale, S. 1., and P. A. Castelfranco: The biosynthesis of b-aminolevulinic acid in higher plants, 11. Formation of 14C-b-aminolevulinic acid from labeled precursors in greening plant tissues; Plant Pbysiol. 53 (1974) 297-303.
- 3. Chaplin, J. F.: Inheritance and possible use of paleyellow character in tobacco; Crop Science 9 (1969) 169-172.
- 4. Clausen, R. E., and D. A. Cameron: Inheritance in Nicotiana tabacum, XXIII. Duplicate factors for chlorophyll production; Genetics 35 (1950) 4-10.
- 5. Grunwald, C., J. L. Sims and S. J. Sheen: Effects of nitrogen fertilization and stalk position on chlorophyll, carotenoids and certain lipids of three tobacco genotypes; Can. J. Plant Sci. 57 (1977) 525-535.
- 6. Lowe, R. H., and S. J. Sheen: Accumulation of soluble proteins and nitrogenous compounds in the leaf of bright and Burley tobaccos during the growing season; Beitr. Tabakforsch. Int. 11 (1982) 161-169.
- 7. Lowry, O. H., N. J. Rosebrough, A. L Farr and R. J. Randall: Protein measurement with the Folin phenol reagent;J. Bioi. Chem. 193 (1951) 265-275.
- 8. Sheen, S. J.: Correlation between chlorophyll and chlorogenic acid content in tobacco leaves; Plant Physiol. 52 (1973) 422-426.
- 9. Sheen, S. J.. D. W. DeJong and J. F. Chaplin: Polyphenol accumulation in chlorophyll mutants of tobacco under two cultural practices; Beitr. Tabakforsch. lnt. 10 (1979) 57-64,
- 10. Sheen, S. J., R. H. Lowe and H. R. Burton: Leaf proteins and chemical constituents in tobacco chlorophyll genotypes; Beitr. Tabakforsch. lnt. 11 (1982) 170-179.
- 11. Terpstra, W.: A study of properties and activity of chlorophyllase in photosynthetic membranes; Z. Pflanzenphysiol. 85 (1977) 139~ 146.
- 12. Wynder, E. L., and D. Hoffmann: Tobacco and tobacco smoke, Studies on experimental carcinogenesiS; Academic Press, Inc., New York, 1967, p. 317.