Browsing by Author "Marwanto"

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    The effect of HCG injection and ovaprim towerd ovulation and egg quality of katung (Pristolepis grooti)
    (2013-01-16) Marwanto
    The research was conducted from February to October 2012 in the Laboratory of Fish Hatchery and Breeding Faculty of Fisheries and Marine Science, University of Riau. The aim of this research was to determine the effect of the HCG injection and ovaprim on ovulation and egg quality of katung (Pristolepis grooti). The research method used was completely randomized design (CRD) with five treatments and two replications. The treatment in this study was P0 (NaCl 0.9% dose of 1 ml / kg body weight) P1 (HCG dose of 500 IU / kg body weight) P2 (HCG 1000 IU / kg body weight) P3 (ovaprim 0.5 ml / kg body weight) P4 (ovaprim 1 ml / kg body weight). The bast results showed that the injection of ovaprim 0.5 ml / kg body weight could generate a latent period of 6.55 hours, derelopmant of egg 6.3 mm diameter and egg maturation of 11%, while the highest number of eggs was treatment ovaprim 1 ml / kg body weight of fish generate 76 grains / gram.
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    STUDI PEMANFAATAN FASILITAS TEMPAT PENDARATAN IKAN DI KECAMATAN BANTAN KABUPATEN BENGKALIS PROVINSI RIAU
    (2013-01-08) Marwanto
    This study was conducted in June-July 2012 at the Bantan district fishing port, which aims to determine the location, type and condition, activity, actors involved, fishing capture unit, fisheries production and optimalization of utilizing level on fishing port’s facilities by survey method. The survey result showed, the available facilities at Bantan district fishing port is jetty, manuver area, dolphin, fresh water tanks, fuel tanks, offices, building marketing, base camp, fishing gear warehouse and stall barn. The utilizing rate of jetty Selat Baru Village is 71.66%. The water depth of manuver area optimalization of utilizing level was 113.33%. The fresh water tank optimalization of utilizing level was 28.7%. The utilization rate of fuel tank Teluk Pambang Village was 3.6%. Marketing of the building has a optimalization of utilizing level between 27.48 to 52.78%.