Vilece RJ, Fagerson IS, Esselen WB (1955) J Agric Food Chem 3:433
Habib AT, Brown HD (1956) Am Soc Hort Sci 68:482
von Elbe JH, Maing I-Y, Amundson CH (1974) J Food Sci 39:334
Attoe EL, von Elbe JH (1982) J Agric Food Chem 30:708
Attoe EL, von Elbe JH (1984) J Food Chem (in press)
Livingston GE, Solstad MA, Vilece RJ, Esselen WB (1954) Food Technol 8:313
Weckel KG, Lusas EW, Rice AC (1960) Effects of additives on colour of canned beets. In: Changes in the color of canning beets. Research Bulletin 218. University of Wisconsin, Madison, Wisconsin, pp 23?31
Pyysalo H, Kuusi T (1973) Z Lebensm Unters Forsch 153:224
Kuusi T, Pyysalo H, Pippuri A (1977) Z Lebensm Unters Forsch 163:196
Pasch JH, von Elbe JH (1979) J Food Sci 44:72
Attoe EL, von Elbe JH (1981) J Food Sci 46:1934
Schwartz SJ, von Elbe JH (1980) J Agric Food Chem 28:540
Johnson MJ, Borkowski MJ, Engblom C (1964) Biotechnol Bioeng 6:457
Saguy I (1979) J Food Sci 44:1554
Kimler L (1972) Betalamic acid and other products of the biotransformation ofl-dopa in betalain biogenesis. Ph.D. Thesis, University of Texas, Austin
Schwartz SJ, von Elbe JH (1983) Z Lebensm Unters Forsch 176:448
Chaix P, Chauvet J, Jezequel J (1950) Biochem Biophys Acta 4:471
Khan MMT, Martell AE (1967) J Am Chem Soc 89:4176
