While the species is common up and down the coast, these "mega spruce" grow in only a handful of places, and one of them is the Yakoun Valley. During one autumn around 1700, on the west bank of the ...
A study has identified genes involved in development of stone cells -- rigid cells that can block a nibbling insect from eating budding branches of the Sitka spruce evergreen tree. The insect's attack ...
TONGASS NATIONAL FOREST, Alaska — The Sitka spruce soaring more than 180 feet skyward has stood on this spot on Prince of Wales Island for centuries. While fierce winds have contorted the towering ...
A study led by a North Carolina State University researcher identified genes involved in development of stone cells – rigid cells that can block a nibbling insect from eating budding branches of the ...
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