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. 2023 Oct 19;21(10):e08107. doi: 10.2903/j.efsa.2023.8107

Table A.65.

Development time of FCM immatures developmental stages in artificial medium under different temperatures (Daiber 1979a,b,c, 1989). Proportion of eggs and portion of young larvae out of all larvae are calculated by EFSA

Temperature FCM immatures developmental stages Sum of different periods Proportion of eggs Proportion of young larvae (L1 + L2)
Egg Larval Pupae Egg to pupa Egg to larva Larva to pupa Rel. to E to P Rel. to E to L Rel. to L to P Rel. to L
[°C] Development duration [d] [%]
E L (Total) L1 L1 + L2 L2 L3 L4 L5 P E + L + P E + L L + P E/(E + L + P) E/(E + L) 0.4 L/(L + P)
10.9 22 assumed as 40%
12.1 61 68 129 19%
15 45.6 45 90.6 20%
15.3 14 39 53 26%
17.9 11 21 22 54 32 43 20% 34% 20%
20 7 18.8 25.8 27%
21.2 14 15 29 19%
23.8 6 12 15 33 18 27 18% 33% 18%
25 11.6
30 4 7 10 21 11 17 19% 36% 16%
35 3