Table 2. Life history parameters1 of Myzus persicae var. nicotianae fed on sweet pepper plants inoculated with Akanthomyces muscarius ARSEF 5128 or Beauveria bassiana ARSEF 3097, compared to non-inoculated plants2.
Parameter | A. muscarius ARSEF 5128 | B. bassiana ARSEF 3097 | ||
---|---|---|---|---|
Inoculated | Non-inoculated | Inoculated | Non-inoculated | |
Nymphal mortality (%) | 30.5 ± 4.0 | 26.0 ± 3.4 | 28.7 ± 2.5 | 33.9 ± 2.2 |
Development time (days) | 6.2 ± 0.04 | 6.2 ± 0.04 | 7.0 ± 0.04 | 6.9 ± 0.04 |
Proportion winged morphs (%) | 4.2 ± 1.4 | 1.6 ± 0.8 | 17.1 ± 2.6 | 17.1 ± 3.3 |
Adult longevity (days) | 16.1 ± 1.0 | 19.6 ± 0.8 | 20.4 ± 1.2 | 20.8 ± 1.6 |
Total offspring per aphid | 54.1 ± 2.7 | 60.3 ± 1.5 | 68.1 ± 1.8 | 62.9 ± 2.9 |
Intrinsic rate of natural population increase | 0.43 ± 0.04 | 0.43 ± 0.02 | 0.40 ± 0.02 | 0.40 ± 0.03 |
1Average obtained from aphid experiments with twenty plants ± SEM (see main text for details).
2Values in bold are significantly different between fungus-inoculated and non-inoculated plants (P ≤ 0.05; ANOVA).