Answers are grounded in this paper and cite their sources.
Summary Changes in the amounts of nitrogen, phosphorus, magnesium, calcium and sodium present in intact grain, endosperm, testa pericarp and embryo throughout the developmental period were recorded. While the overall pattern in intact grain was one of steady accumulation, considerable variation from this pattern was found within the different parts. The results are discussed in relation to the biochemical events accompanying maturation.
No takes yet. Share an insight, caveat, or question.
Duffus et al. (1976) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: