Latency period (Hours) 26°C 28°C 30°C
±SD Fertilization Rate (%) ±SD Hatching Rate (%) ±SD Fertilization Rate (%) ±SD Hatching Rate (%) ± SD Fertilization Rate (%) ±SD Hatching Rate (%) ±SD
13h 48am±7 40am ±4 56abm±4 45abm±4 47am ±6 41am ±6
14h 66bcm ±6 58cm±4 71cm±5 60cm±5 62bcm ±6 62bcm ±6
15h 76cm ±9 66dm ±3 80dm ±5 71dm ±6 71dm ±6 61cm ±5
16h 57abm ±6 47bm ± 4 64bcm±4 53bcm ±4 54abm ±6 45abm ±7
17h 49am ± 9 42abm±4 50am± 5 41am ±5 47am ±5 38 am ±5
Values (mean ± SD) within columns indicated by different superscript letters (a,b,c,d) are significantly different (DMRT, p<0.05) and values (mean ± SD) within rows indicated by same superscript letter (m) are not significantly different (DMRT, p>0.05).
Table 2: Effects of latency period and temperature on the rate of fertilization and hatching of eggs of Clarias batrachus at higher dose of pituitary gland extracts (120 mg/kg body wt of female).
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