Browsing LP - International Published Articles by Author "Sitorus, Hasan"
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Effect of probiotic em-4 in feeds on the growth and survival rate of goldfish (Carrasius auratus)
Sitorus, Hasan; Ramija, Khadijah E.L; Akhir, Ikhsan Shaumil (IJFAS, www.fisheriesjournal.com, 2018-06-03)EM-4 is one kind of probiotic which contains Effective Microorganisms Generation Four that could promote the growth of fish, water quality improvement and inhibit the patogen bacteria in waters. The objective of the research ... -
Keragaman Ikan di Perairan Ekosistem Mangrove Desa Jaring Halus Kabupaten Langkat, Sumatera Utara
Puteri, Dhiandra; Sitorus, Hasan; Muhtadi, Ahmad (DEPIK, 2017-08-05)The aim of the study was to examine the diversity of fish species in the waters of the mangrove areas of Jaring Halus village, Langkat District. Sampling was done three times during December 2016 to January 2017 with 2 ... -
Relationship of Mangrove Density with Fish Diversity in the Waters of Mangrove Area in Lubuk Kertang Village, Langkat District of North Sumatera
Sitorus, Hasan; Lesmana, Indra; Tarigan, Ria (IJFAS, www.fisheriesjournal.com, 2017-05-05)Mangrove ecosystem is one among of the several ecosystems that is found in coastal areas. Mangrove in Lubuk Kertang Village managed together by local peoples to fufill the needs of their community. The present study was ...