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papyriferic acid

National Institutes of Health

Papers overview

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2011
2011
The plant secondary metabolite papyriferic acid (PA) deters browsing by snowshoe hares (Lepus americanus) on the juvenile… 
2009
2009
Papyriferic acid (PA) is a triterpene that is secreted by glands on twigs of the juvenile ontogenetic phase of resin producing… 
2005
2005
SummaryA sample of one-year-old seedlings of European white birch (Betula pendula) was analyzed to determine the content of… 
2002
2002
Long-term outdoor experiments were conducted to investigate the effects of elevated ultraviolet-B (UV-B, 280-320 nm) radiation on… 
Highly Cited
1996
Highly Cited
1996
Abstract Phenolics and terpenoids characteristic for silver birch (Betula pendula Roth) were screened in current-growth twigs of… 
Highly Cited
1987
Highly Cited
1987
SummaryPlant carbon/nutrient balance has been implicated as an important factor in plant defensive chemistry and palatability to… 
1985
1985
Inhibitory effects of metabolites from balsam poplar (Pops Unpublished data, P.B. Reichardt) and the relative amounts present in… 
Highly Cited
1984
Highly Cited
1984
SummaryMature growth-phase internodes of Alaska paper birch (Betula resinifera) are preferred by the snowshoe hare (Lepus… 
1984
1984
On studying the unsaponifiable part of ethereal extracts of the leaves of the birches Betula ermanii, B. lanata, and B…