Table 2.
Virulence of fungal and virus entomopathogens against the third instar larva of sugarcane borer, based on the median survival times (ST50).
| Treatment | ST50 (95% FL) b | χ2 | p-Value | |
|---|---|---|---|---|
| Pathogen a | Concentration | |||
| Ma | 107 | --- | --- | --- |
| 5 × 107 | --- | --- | --- | |
| 1 × 108 | 6.5 (5.4; 7.7) | 141.10 | <0.0001 | |
| 5 × 108 | 6.2 (5.6; 6.8) | 73.31 | 0.2787 | |
| 1 × 109 | 3.7 (3.2; 4.2) | 102.96 | 0.0031 | |
| Bb | 107 | --- | --- | --- |
| 5 × 107 | 9.9 (9.1; 10.8) | 123.68 | <0.0001 | |
| 1 × 108 | 7.6 (6.8; 8.4) | 120.01 | <0.0001 | |
| 5 × 108 | 7.0 (6.2; 7.9) | 190.28 | <0.0001 | |
| 1 × 109 | 5.3 (4.7; 6.0) | 152.76 | <0.0001 | |
| Ma + Bb | 107 | 9.6 (8.9; 10.5) | 91.33 | 0.0258 |
| 5 × 107 | 9.0 (8.1; 10.2) | 134.76 | <0.0001 | |
| 1 × 108 | 7.1 (6.3; 8.1) | 101.97 | 0.0038 | |
| 5 × 108 | 6.9 (6.3; 7.6) | 80.18 | 0.1296 | |
| 1 × 109 | 5.7 (5.1; 6.2) | 169.61 | <0.0001 | |
| d DisaGV | 107 | --- | --- | --- |
| 5 × 107 | --- | --- | --- | |
| 1 × 108 | 10.0 (9.3; 10.7) | 98.47 | 0.0074 | |
| 5 × 108 | 11.0 (10.4; 11.5) | 43.45 | 0.9886 | |
| 1 × 109 | 8.8 (8.4; 9.3) | 64.99 | 0.5468 | |
| Ma + DisaGV | 107 | --- | --- | --- |
| 5 × 107 | 11.3 (10.5; 12.3) | 68.48 | 0.4267 | |
| 1 × 108 | 11.6 (10.9; 12.6) | 76.93 | 0.1904 | |
| 5 × 108 | 9.2 (8.5; 10.0) | 63.58 | 0.5957 | |
| 1 × 109 | 7.4 (6.7; 8.2) | 217.60 | <0.0001 | |
| Bb + DisaGV | 107 | --- | --- | --- |
| 5 × 107 | --- | --- | --- | |
| 1 × 108 | 10.9 (10.2; 11.7) | 110.97 | 0.0006 | |
| 5 × 108 | 10.6 (9.9; 11.3) | 94.46 | 0.0152 | |
| 1 × 109 | 9.0 (8.3; 9.9) | 86.70 | 0.0531 | |
| Ma + Bb + DisaGV | 107 | --- | --- | --- |
| 5 × 107 | --- | --- | --- | |
| 1 × 108 | 10.2 (9.4; 11.3) | 85.88 | 0.0599 | |
| 5 × 108 | 7.4 (6.5; 8.5) | 150.36 | <0.0001 | |
| 1 × 109 | 7.4 (6.8; 7.9) | 115.41 | 0.0002 | |
Ma—Metarhizium anisopliae; Bb—Beauveria bassiana; DisaGV—Diatraea saccharalis granulovirus.