Abstract
Java long pepper is a plant has an aphrodisiac effect. The extract containsa are cytosterol and piperine which capable of affecting there productive hormone for fish. The purpose of this study to find the optimum concentration of java long pepper extract on spermatozoa motility of mustika common carp. Java long pepper extract was injected by intramuscularly on the first of week with the concentration are 0.9ml kg−1, 1.8ml kg−1, and 3.6ml kg−1 of body weight, respectively. SnGrH (ovaprim) with the concentration is 0.3mlkg−1 bodyweight was administered as a positive control, whereas 0.3 ml of sodium solution was applied as a negative one. The result was observed in the second of week. Based on the ANOVA test showed that java long pepper extract has a significant effect on spermatozoa motility of mustika common carp (P<0.05). Further, according to the Tukey test that the highest spermatozoa motility rate was yield from a concentration 0.9 ml of java long pepper extract kg−1 body weight (69.5±1.24%).
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