American Journal of Botany, Vol. 100, No. 8 (August 2013), pp. 1651-1662 (12 pages) Premise of the study: Historic colonization and contemporary evolutionary processes contribute to patterns of ...
Three cDNAs (PgEMB22, 27 and 29) predicted to encode low-molecular-weight (LMW) heat-shock proteins (HSPs) were cloned and characterized from white spruce [Picea glauca (Moench) Voss] somatic embryo ...
Q: I planted Alberta spruce trees about 10 years ago, and one looks like a white spruce at the top. Can you tell me how and why this happened?- Walter, Livingston Manor A: The dwarf Alberta spruce ...
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Picking the Right Type of Spruce Tree for Your Yard
Blue spruce (Picea pungens f. glauca), also called Colorado blue spruce, is a beautiful tree with blue-gray needles. Being colorful and relatively drought tolerant, it’s a favorite of many homeowners ...
Question: I have a dwarf Alberta spruce in front of my house, next to the walkway. Last season, I noticed that some of the needles were turning brown and falling off the plant. At first it was just ...
This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...
Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Red spruce, Picea rubens, is a common forest tree of the Acadian forest ...
This time of year, when the earth has retreated into silence and flowering trees are still in slumber, the crowning jewel of the forest is the evergreen. Propolis Brewing of Washington state fits the ...
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