Lethal effects.

<p>Mean percentages (± SEM) of survival of <i>Bracon nigricans</i> adults when exposed to 1-h (A) or to 10-d old pesticide residues (B). Mean percentages (± SEM) of <i>B. nigricans</i> emergences from treated cocooned pupae (C). For each figure, the bars followed by the same letter (lower case letters: female; upper case letters: male) are not significantly different (<i>P</i>>0.05; ANOVA with Tukey HSD post hoc test for multiple comparisons).