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Items for "fir"

Bioactive phenolic substances in industrially important tree species. Part 2: Knots and stemwood of fir species

Knots, i.e. branch bases inside tree stems, in fir trees contained remarkably higher concentrations of lignans, oligolignans, and juvabiones than the adjacent stemwood...

Keywords: Abies, fir, flavonoids, heartwood, hydrophilic extractives, juvabiones, knots, knotwood, lignans, oligolignans, phenolic substances, polyphenols, sapwood, sugars

10/2004 | Holzforschung, Walter de Gruyter
Bioactive phenolic substances in industrially important tree species. Part 4: Identification of two new 7-hydroxy divanillyl butyrolactol lignans in some spruce, fir, and pine species

A few lignans, that is, 7-hydroxymatairesinol, secoisolariciresinol, lariciresinol, and nortrachelogenin, predominate in a large proportion of the industrially important softwood species used...

Keywords: Abies, fir, 7-hydroxy divanillyl butyrolactol lignans, isoliovil, knots, knotwood, lignans, liovil, Picea, pine, Pinus, spruce, todolactol A

07/2005 | Holzforschung, Walter de Gruyter