late male-killing phenomenon found in a japanese population of the oriental tea tortrix, homona magnanima (lepidoptera: tortricidae). | a female-biased sex ratio was found in the oriental tea tortrix, homona magnanima (lepidoptera: tortricidae), in tsukuba, ibaraki, japan. there was no difference in mean egg hatch between the all-female and normal strains. greater than 50% mortality was observed in the all-female strain larvae, suggesting that female-only broods are produced as a result of late male-killing. the female-biased sex ratio was maternally inherited and maintained, even when females were backcrossed with males of the ... | 2001 | 11737291 |