Release by Flight Exercise of a Chemotropic Response from Photopositive Domination in a Scolytid Beetle

@article{Graham1959ReleaseBF,
  title={Release by Flight Exercise of a Chemotropic Response from Photopositive Domination in a Scolytid Beetle},
  author={K Graham},
  journal={Nature},
  year={1959},
  volume={184},
  pages={283-284}
}
ONE of the remarkable features of barkbeetles and ambrosia beetles is their power of discovery and selection of host tree material. From a mass of varied material in a forest they select and bore into specific-parts of specific trees, usually only when those trees are under stress of age, environment, injury or encroaching death. Certain of the ambrosia beetles show a strong preference for logs that have ‘ripened’ for a period of some weeks or months after being-felled. The species… CONTINUE READING

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