Assertion: alkaloid's content | /r/HasProperty | gradual increase
Facets:
value: from june
type: TEMPORAL
value: to september
type: TEMPORAL
Source sentences:
text: Prod., 1980, 43, 552; 1982, 45, 270) have shown that the total alkaloid content of the leaves does not vary throughout the year but there is a decrease in hyoscine content from January to June (summer to autumn) and a gradual increase from June to September; the reverse is true for hyoscyamine.