Research Article

In Vitro Biological Activity of Beauveria bassiana, Beauveria peruviensis, and Metarhizium sp. against Hypothenemus hampei (Coleoptera: Curculionidae)

Table 3

Lethal concentrations 50 and 90 (LC50 and LC90) of Beauveria bassiana, B. peruviensis, and Metarhizium sp. on adults of Hypothenemus hampei.

FungisTestLC50 (conidia/mL−1)LC90 (conidia/mL−1)
MeanVRMeanVRP

B. peruviensis16.1 × 102(2.7 × 101–3.7 × 103)8.2 × 106(3.1 × 106 − 2.9 × 107)<0.0001
B. bassiana9.6 × 102(4.6 × 101-4.6 × 103)2.4 × 105(1.1 × 105–5.4 × 105)<0.0001
Metarhizium sp1.1 × 104(1.7 × 103–4.1 × 104)7.8 × 108(2.1 × 108–5.8 × 109)<0.0001

B. peruviensis21.6 × 103(1.3 × 102–7.5 × 103)1.9 × 107(7.5 × 106-7.6 × 106)<0.0001
B. bassiana1.6 × 103(1.3 × 102–7.5 × 103)1.9 × 107(7.5 × 106-7.6 × 107)<0.0001
Metarhizium sp4.6 × 104(1.3 × 104 − 1.1 × 105)5.7 × 108(1.8 × 108–2.8 × 109)<0.0001

VR = variation range.