Parameter
Duration of
Acclimation temperatures (°C)
embryonic
development
(h)
26
30
33
36
Major half axis
0
(μm)
260.15 ± 3.54
270.3 ± 3.33
275.71 ± 2.63
275.06 ± 3.21
48
273.26 ± 2.96
276.65 ± 2.64
279.17 ± 1.36
281.61 ± 2.36
96
279.18 ± 3.08
285.95 ± 1.86
291.11 ± 3.23
289.23 ± 2.15
144
287.23 ± 2.67
290.60 ± 4.38
298.20 ± 2.21
303.10 ± 3.25
192
293.12 ± 3.56
303.72 ± 3.25
308.16 ± 2.06
311.69 ± 7.31
Mean ± SE
278.58 ± 5.72
285.44 ± 5.77
290.47 ± 5.99
292.13 ± 6.75
Minor half axis
0
(μm)
224.61 ± 3.18
233.07 ± 4.37
234.06 ± 1.62
235.16 ± 3.02
48
227.15 ± 2.96
233.5 ± 2.38
235.61 ± 1.68
232.22 ± 2.12
96
231.38 ± 2.24
235.61 ± 2.52
237.56 ± 3.18
234.81 ± 4.16
144
234.77 ± 2.52
236.04 ± 1.86
238.11 ± 2.20
239.16 ± 3.69
192
236.03 ± 2.37
237.30 ± 2.45
238.65 ± 1.85
240.56 ± 3.28
Mean ± SE
230.79 ± 2.17
235.10 ± 0.79
236.80 ± 0.85
236.38 ± 1.52
Area (x10
5
)(μm
2
)
0
1.83 ± 0.38
1.98 ± 0.28
2.03 ± 0.23
2.03 ± 0.36
48
1.95 ± 0.56
2.03 ± 0.18
2.07 ± 0.32
2.05 ± 0.26
96
2.03 ± 0.28
2.12 ± 0.42
2.18 ± 0.19
2.13 ± 0.19
144
2.12 ± 0.26
2.16 ± 0.33
2.23 ± 0.16
2.28 ± 0.42
192
2.17 ± 0.41
2.26 ± 0.27
2.31 ± 0.40
2.35 ± 0.32
Table 3:
Effect of incubation temperatures (26, 30, 33, 36ºC) on morphological< changes during the embryonic development of M. idella idella eggs until hatching.
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