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11.  Derived from:   Legner, E. F.  1962.  Changes in sex ratio of the eye-spotted bud moth Spilonota ocellana, over its adult emergence period. J. Econ. Entomol. 55(4):  559-560.




          The ratio of eye-spotted budmoth females to males is given for five emergence periods in 1980.  A 1:1 ratio was found only in the earliest emergence period (July 8 to 21).  Successive periods showed an increasing number of females over males until August 16 to 30, when the ratio was 2.43: 1.0


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