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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