Results 81 to 90 of about 97,163 (199)

Dendroecological study of spruce growth in regions under long-term air pollution load

open access: yesJournal of Forest Science, 2002
The purpose of this study was to analyse increment cores from spruce growing in the Ore Mountains, Jizerské Mountains, and Giant Mountains, to evaluate the relationship between tree growth, climatic factors, and air pollution load.
M. Kroupová
doaj   +1 more source

Insights into the Detoxification of Spruce Monoterpenes by the Eurasian Spruce Bark Beetle

open access: yesInternational Journal of Molecular Sciences
Plant defence mechanisms, including physical barriers like toughened bark and chemical defences like allelochemicals, are essential for protecting them against pests. Trees allocate non-structural carbohydrates (NSCs) to produce secondary metabolites like monoterpenes, which increase during biotic stress to fend off pests like the Eurasian spruce bark ...
Aisha Naseer   +6 more
openaire   +2 more sources

[The Spiral Sketch Book brand sketchbook]

open access: yes
Small sketchbook containing pencil sketches by Everett Spruce. ''The Spiral Sketch Book, No. 530R'' is on front of the spiral-bound sketchbook.
Spruce, Everett F. (Everett Franklin), 1908-2002
core  

Effect of Heat Treatment Upon the Compression Strength of Black Pine and Spruce – A Comparison Between Wood Originating From Mature Trees Vs. Thinnings [PDF]

open access: yesPro Ligno, 2013
The paper presents the results of anexperimental study performed with black pine (Pinusnigra L.) and spruce (Picea abies L.) wood, originatingfrom mature trees and thinnings cut from the sameparcel from the Stroesti-Arges region in Romania.After air ...
Cristina OLARESCU   +2 more
doaj  

Pine Tree and Rocks

open access: yes, 1937
Oil on masonite. Donated to Dallas Public Library by John William Rogers in 1958 along with Spruce watercolor and pencil sketches (also in Texas Artists: Paintings, Sculpture, and Works on Paper digital collection.
Spruce, Everett F. (Everett Franklin), 1908-2002
core  

dominikreisach/Spruce-Beetle: Release 1.0.1

open access: yes
<p>First stable release of <em>SpruceBeetle</em>, including documentation. Download the <a href="https://github.com/dominikreisach/Spruce-Beetle/tree/main/Compiled/SpruceBeetle">SpruceBeetle</a> folder to use it in Rhino ...
Dominik Reisach
core   +1 more source

Mechanisms of resistance of white spruce to the spruce bud moth

open access: yesThe Forestry Chronicle, 1996
There is a genetic basis to resistance of open-grown white spruce trees to their primary pest, the spruce bud moth, Zeiraphera canadensis Mutt. & Free. Resistance is attributable to late budburst and unknown factors associated with higher predation and parasitism of eggs and mortality of old larvae.
openaire   +1 more source

spruce

open access: yes, 1964
spruce nSpruce beer; a common beverage.PRINTED ITEMG.M. Story July 1964Used I and SupUsed I3Not used[see 'spruce buds'] spruce-beer, spruce-bird, spruce-game, spruce-partridge, spruce-tea, spruce bud, spruce longer, ~paddle/pole/top/bark/bread/yeast ...

core  

spruce n / spruce root

open access: yes, 1990
spruce nSpruce root baskets hung airily from the rafters and rice paper streamers dangled dashingly from the ceiling. Geraldine Ryan Lush early in paragraph, "perused Grandmother's trunks hungrily"DNE Sup MAR 21 1990W.J.

core  

spruce

open access: yes, 1971
spruce n. . . their trees are pine, fir called spruce. . . .PRINTED ITEM DNE-citW.J. KIRWIN JUN 1971 JH JUN 1971Used I and SupUsed I and Sup1Not usedspruce-beer, spruce-bird, spruce-game, spruce-partridge, spruce-tea, spruce bud, spruce longer, ~paddle/

core  

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