Trait Genetic group
G1 G2 G3
(Mean ± SE) (Mean ± SE) (Mean ± SE)
SL (cm) 10.148a± 2.22 11.037b± 1.89 10.745ab± 2.41
SW (cm) 5.476a± 1.18 5.676ab± 0.99 6.259c± 1.41
SD (cm) 3.050a± 0.76 3.001a± 0.51 3.092a± 0.69
SOLT (mm) 1.703a± 0.36 1.191b± 0.20 2.215c± 0.50
BWL (cm) 5.117a± 1.11 6.149b± 1.06 5.147a± 1.15
OL (cm) 3.050a± 0.76 3.580b± 0.62 3.070a± 0.74
OW (cm) 1.897a± 0.42 1.595b± 0.26 1.698c± 0.38
AAW (gm) 552.30a± 120.92 560.65a± 95.72 574.16a± 129.09
AAW: Adult animal weight; SL: Shell length; SW: Shell width; SD: Shell depth; SOLT: Shell outer lip thickness; BWL: Body whorl length; OL: Operculum length; OW: Operculum width. Mean values in the same row with different superscripts differed significantly (P<0.05).
Table 2: Critical differences between means of various morphometric traits in three T. pyrum varieties.