PEMANFAATAN UMPAN ALTERNATIF LIMBAH KEPALA UDANG DAN WAKTU IMMERSING BUBU LIPAT TERHADAP HASIL TANGKPAAN RAJUNGAN (Portunus pelagicus) DI PERAIRAN KARIMUNJAWA KABUPATEN JEPARA (Utilization of Alternative Shrimp Head Waste Feed and Immersing Time of Pot on the Catch of Swimming Crab (Portunus Pelagicus) in Karimunjawa Waters of Jepara District) Download