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Publication Information

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Title: Needle oils of three pine species and species hybrids

Author: Callaham, Robert Z.;

Date: 1956

Source: Forest Science, Volume 2(2): p.

Publication Series: Miscellaneous Publication

Description: The composition and characteristics of the needle oils of western pines may provide criteria for distinguishing pine hybrids and may help explain why some needle-feeding insects select certain pine species as hosts.

Publication Notes:

  • We recommend that you also print this page and attach it to the printout of the article, to retain the full citation information.
  • This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.



Callaham, Robert Z. 1956. Needle oils of three pine species and species hybrids. Forest Science, Volume 2(2): p.


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