Leon Bernstein, K. C. Hamner, R. Q. Parks; The influence of Mineral Nutrition, Soil Fertility, and Climate on Carotene and ascorbic Acid Content of Turnip
No takes yet. Share an insight, caveat, or question.
Bernstein et al. (1945) studied this question.
Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context: