The Effect of Reproductive Investment on Pre-Reproductive Mortality in Aphids

作者: S. A. Ward , P. W. Wellings , A. F. G. Dixon

DOI: 10.2307/4602

关键词:

摘要: (1) Ovariole number in the aphid Megoura viciae is a measure of total reproductive investment during nymphal development. (2) Growth rate and ovariole are not related. (3) On nutritionally poor hosts aphids with many ovarioles less likely to survive maturity than those fewer ovarioles. (4) Pre-reproductive adults few more resistant starvation many. (5) survival declines sigmoidally increasing number.

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