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. 1928 Apr;3(2):211–216. doi: 10.1104/pp.3.2.211
THE EXTRACTION AND SEPARATION OF CHLOROPHYLL (α+β) CAROTIN AND XANTHOPHYLL IN FRESH GREEN LEAVES, PRELIMINARY TO THEIR QUANTITATIVE DETERMINATION*
1U. S. Department of Agriculture, Washington, D. C.
*
Soil-Fertility Investigations, U. S. Department of Agriculture, Washington, D. C.
PMCID: PMC440001 PMID: 16652563