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- [3] MODIFICATIONS IN BOOTH METHOD FOR THE SPECTROPHOTOMETRIC DETERMINATION OF BETA-CAROTENE IN VEGETABLES ZEITSCHRIFT FUR LEBENSMITTEL-UNTERSUCHUNG UND-FORSCHUNG, 1987, 185 (06): : 461 - 467
- [4] SIMULTANEOUS DETERMINATION OF ALPHA-CAROTENE AND BETA-CAROTENE ACTA BOTANICA NEERLANDICA, 1975, 24 (02): : 225 - 228
- [6] Determination of beta-carotene in alfalfa meals INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1939, 11 : 0104 - 0106
- [7] DETERMINATION OF BETA-CAROTENE STEREOISOMERS IN ALFALFA JOURNAL OF THE ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1949, 32 (04): : 775 - 780