Entonem_research_results_cold_tolerance_EN_-_Koppert.pdf
to control black vine
weevil in early spring and autumn
Cold day 24h: 5-9-13-9°C
100
Several research trials, during
which cold days were mimicked with [...] be used from a lower
threshold of 5°C.
Efficacy %
80
60
40
20
Figure 1: Efficacy (%) expressed as percentage mortality
of mealworms, 4 days after [...] label dose (500,000 IJs*/m2).
Treatment
Black vine weevil survival %
Trial 1
Trial 2
100
100
80
80
60
60
40
40
20
20
0
0
0
5
10
0
5
Trial