Table 2. Effect of the EPNs Heterorhabditis bacteriophora – HP88 strain and Heterorhabditis baujardi – LPP7 strain on Stomoxys calcitrans larvae exposed to different vinasse temperatures, kept in a B.O.D incubator at 25 ± 1 °C and 70-80% relative humidity.
Temperature (°C) | EPN | P | |
---|---|---|---|
HP88 | LP77 | ||
Larval mortality (%) | |||
25 | 17.50 ± 5.52aA | 4.17 ± 2.29bB | <.0001 |
28 | 15.83 ± 5.29aA | 0.83 ± 0.83bB | |
31 | 15.00 ± 6.57aA | 5.83 ± 2.60bA | |
34 | 22.50 ± 7.40aA | 5.00 ± 2.61bB | |
37 | 20.00 ± 6.40aA | 20.83 ± 5.29aA | |
40 | 10.83 ± 3.13aA | 31.67 ± 4.58aB | |
Pupal mortality (%) | |||
25 | 32.50 ± 3.05aA | 6.67 ± 3.10cB | <.0001 |
28 | 25.00 ± 3.79abA | 10.00 ± 3.01cB | |
31 | 34.17 ± 3.13aA | 9.17 ± 3.36cB | |
34 | 27.50 ± 3.28aA | 20.00 ± 5.22bcB | |
37 | 10.00 ± 5.36bB | 40.00 ± 5.50aA | |
40 | 22.50 ± 5.79abA | 37.50 ± 6.17abA | |
Emergence of adults (%) | |||
25 | 50.00 ± 6.96aB | 89.17 ± 3.98aA | <.0001 |
28 | 59.17 ± 5.96aB | 89.17 ± 3.13aA | |
31 | 50.83 ± 6.45aB | 85.00 ± 3.99aA | |
34 | 50.00 ± 7.88aB | 75.00 ± 6.34aA | |
37 | 70.00 ± 8.26aA | 39.17 ± 5.70bB | |
40 | 64.17 ± 8.57aA | 30.83 ± 6.33bB |
EPN = entomopathogenic nematodes; P = probability; HP88 = Heterorhabditis bacteriophora; LPP7 = Heterorhabditis baujardi. Means followed by different lowercase letters in the columns and uppercase letters in the rows differ from each other by the Glimmix procedure.