(Q43549376)
Statements
1 reference
Seasonal variation in hypericin content of Hypericum perforatum L. (St. John's Wort). (English)
1 reference
1 reference
Southwell IA
1 reference
Bourke CA
1 reference
1 reference
56
1 reference
5
1 reference
437-441
1 reference
Identifiers
1 reference
1 reference