Treatment Vitellogenesis 1 Vitellogenesis 2 Vitellogenesis 3 A 5.0a±0.21 5.5a ±0.21 7.1a ±0.28 B 5.3a±0.07 7.0b ±0.35 8.7b ±0.71 C D 5.2 a±0.28 5.6 a±0.35 9.0c±0.21 7.9b ± 1.27 13.0c ±0.57 8.5b±0.35

Means in the same row with the same superscripts under source of treatments and control are significantly different (P<0.05). Treatment doses;A=0 μg/BM; B=0,05 μg/BM; C=0,1 μg/BM; D0:15 μg/BM.

Table 1: Concentrations of thyroxine hormone (ng/mL) in the hemolymph, of female mud crabs (Scylla serrata) in different vitellogenesis stages.