Suharyanto Suharyanto
Balai Riset Perikanan Budidaya Air payau, Maros Jln. Makmur Dg. Sitakka no. 129 Maros 90512 Sulawesi Selatan

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Pengaruh Pemberian Kombinasi Pakan Ikan Rucah dan Pakan Buatan (Pelet) terhadap Pertumbuhan dan Laju Sintasan Rajungan (Portunus pelagicus) Suharyanto Suharyanto
Majalah Ilmiah Biologi BIOSFERA: A Scientific Journal Vol 29, No 2 (2012)
Publisher : Fakultas Biologi | Universitas Jenderal Soedirman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.mib.2012.29.2.241

Abstract

The aim of this experiment was to find out the data and information of effect on feeding of combination of trash fish and pellet to the growth and survival rate of swimming crabs (Portunus pelagicus). The research was conducted in the research station of Research Institute for Coastal Aquaculture, Maros, South Sulawesi for 40 days. Nine  aquaria were used in this research and the dimention were 60 x 40 x 40 cm. Experimental disign used the Complete Randomized Design, The treatments were applied of trash fish and artificial feed (pellet) i.e. A; 100% trash fish (Clupea sp), B; 100% artificial feed (pellet), and C; 50% trash fish + 50% pellet,  with three replicates,  respectively, Crablet were applied average size of  5,2 + 0,2 mm in charapace width and 0,04 + 0,02 g in body weigth. Feeding were conducted of three times a day, with dosage 15 % of total body weight a day. During the experiment, the determined parameters were body weight, charapace width, and survival rate. The result showed that artificial feed/pellet of 42% protein contain could be used as feed in swimming crabs rearing and not significant different on the growth of charapace width, body weight and survival rate (P>0.05) with the other treatment.
Pertumbuhan dan Laju Sintasan Krablet Kepiting Bakau (Scyla serrata) dengan Pemberian Jenis Pakan Rucah yang Berbeda Suharyanto Suharyanto
Majalah Ilmiah Biologi BIOSFERA: A Scientific Journal Vol 29, No 1 (2012)
Publisher : Fakultas Biologi | Universitas Jenderal Soedirman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.mib.2012.29.1.229

Abstract

The aim of this experiment was to find out information on suitable trash fish for the growth and survival rate of mud crabs (Scyla serrata). The research was conducted in Marana Brackishwater pond research station of the Research Institute for Coastal Aquaculture, Maros, South Sulawesi for 28 days. Twelve  aquaria of 60 x 40 x 40 cm3 were used in this experiment using Completely Randomized Design. Treatments tested were four differents species of trash fishes i.e. A; sibula   (Sardinella sp), B; tembang  (Clupea sp), C; Anchovy (Stolephorus sp) and D; Tilapia  (Tilapia mosambica), each with three replications. Twentyfive pieces of crablets  of  5,9 + 0,2 mm in carapace width and 0,06 + 0,02 g in body weigth were stocked in each  aquarium.  Crablets  were then fed with trash fish with the dosage of 15% of total biomass per days  given twice a day. The results showed that the growth of crablets fed with tilapia was the best trash fish (P>0.05), among the treatments which were tested. The use of other fishes were not significantly different  (P>0.05) on the crablet growth.