REFERENCES AND NOTES 
Methods: Protein (Yo N 6.25), Association of Official Analyti- 
cal Chemists (A.O.A.C.), 11th Ed., 16. 1970; moisture, vacuum 
oven, A.O.A.C., 122. 1970; ash, A.O.A.C., 123. 1970; fat, 
A.O.A.C., 129. 1970; carbohydrates, by difference; calories, by 
calculation; vitamin A, Moore & Ely, Ind. Eng. Chem. Anal. 
Ed., 13: 600. 1941; vitamin C, J. Biol. Chem., 147: 399. 1948; 
vitamin B,, A.O.A.C., 771. 1970; vitamin Bz, A.O.A.C., 789. 
1970; niacin, A.O.A.C., 787. 1970; elemental, J.A.O.A.C., 51: 
10038. 1968; vitamin E, Acta Chemica Scandinavica 11: 34-43. 
1957; vitamin Be (Streptococcus carlsbergensis), Atkins, Schultz, 
Williams & Frey, Ind. & Eng. Chem., Anal. Ed., 15: 141. 1948; 
folic acid, A.O.A.C., 786. 1970; vitamin B,2, U.S.P. 17: 864. 
1965; iodine, ashing, A.O.A.C., 674. 1970; colorimetry, W.T. 
Binnerts, Anal. Chemica Acta 10: 78. 1954: biotin (Lactobacillus 
arabinosus), Wright & Skeggs, Proc. Soc. Exp. Biol. & Med., 56: 
95, 1944; pantothenic acid, Nielands & Strong, Arch. Biol., 19: 
2. 1948, 
Wu Leung, W.& M. Flores. 1961. Tabla de Composicién de Ali- 
mentos para Uso en América Latina. Instituto de Nutrici6n de 
Centro América y Panama (INCAP) and Interdepartmental Com- 
mittee on Nutrition for National Defense (ICNND). U.S. Govern- 
ment Printing Office. Washington, D.C. 
del Granado, J.T. 1931. Plantas Bolivianas. Arno Hermanos. 
La Paz. 
Machado, E. 1972. El género Erythroxylon en el Peru. Ray- 
mondiana 5: 5-101. 
Hanna, J.M. 1974. Coca Leaf Use in Southern Peru: Some Bio- 
social Aspects. Am. Anthropologist 76 (2): 281-296. 
Baker, P.T. & R.B. Mazess. 19638. Calcium: Unusual Sources in 
the Highland Peruvian Diet. Science 142: 1466-7. 
Willaman, J.J. & B.G. Schubert. 1961. Alkaloid-bearing plants 
and their Contained Alkaloids. U.S. Department of Agriculture. 
Washington, D.C. 
Schultes, R.E. 1957. A new method of coca preparation in the 
Colombian Amazon. Bot. Mus. Leafl. Harvard Univ. 17 (9): 241- 
246, 
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