<![CDATA[The experiment were conducted to study the effect of ovaprim danprostaglandin F2α (PGF2α) combination on inducing ovulation and egg quality ofThynnicthys thynnoides Blkr. The experiment used five treatments as following :A1 = 50 % ovaprim + 50 % PGF2 α (0.35 ml/kg of body weight + 1500 μg/kg ofbody weight), A2 = 75 % ovaprim + 25 % PGF2 α (0.525 ml/kg of body weight +750 μg/kg of body weight), A3 = 25 % ovaprim + 75 % PGF2 α (0.175 ml/kg ofbody weight + 2250 μg/kg of body weight, A4 = 100 % ovaprim (0.7 ml/kg ofbody weight) and A5 = 100 % PGF2 α (3000 μg/kg of body weight). Thetreatments affected on inducing ovulation and egg quality. The best results wereabtimes from treatment A1 (0.35 ml/kg of body weight + 1500 μg/kg of bodyweight) with average values : latent period of 6.08 hours, number of ovulated eggswere 16308, egg diameter defference of 0.23 mm and gonad maturationdefference of 20 %.]]>
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