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 ...
Sir, Pádraic Fogarty’s article (“‘We don’t have a plan’: Invasive species take hold as action lags legislation”, Environment, February 12th), incorrectly describes Sitka spruce as an invasive species.
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 ...
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