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LAJU PENANGKAPAN RAJUNGAN (PORTUNUS PELAGICUS) MENGGUNAKAN BUBU LIPAT DI PERAIRAN LAMONGAN Munir, Miftachul; Zainuddin, Muhammad
Grouper Vol 10, No 2 (2019): Jurnal Grouper
Publisher : Universitas Islam Lamongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (302.929 KB) | DOI: 10.30736/grouper.v10i2.52

Abstract

Rajungan merupakan salah satu sumberdaya perikanan yang memiliki potensi untuk dimanfaatkan karena memiliki nilai ekonomi tinggi dalam perdagangan internasional. Upaya pemanfaatan yang terus meningkat akan mengancam kelestariansumberdaya, jika tidak diupayakan langkah pengendalian. Penelitian ini bertujuanuntuk mengetahui tingkat laju Penangkapan sumberdaya Rajungan yang ada diKabupaten Lamongan. Penelitian dilaksanakan di Kecamatan Paciran Kabupaten Lamongan pada Februari 2018 - Aril 2018. Metode penelitian yang digunakan adalahmetode deskriptif. Hasil penelitian menyimpulkan bahwa nilai rata ? rata besarnyahasil tangkapan per satuan unit penangkapan selama periode 2013 sampai 2017adalah 4,924 kg/trip. Berdasarkan situasi di atas disarankan perlu dikeluarkan peraturan ukuran Rajungan yang layak tangkap; Sosialisasi dan penyuluhan secara berkala kepada pelaku perikanan Rajungan tentang pemerataan dan penyebaran upaya tangkap yang seharusnya dilakukan, batasan ukuran Rajungan yang boleh ditangkap dan pemberlakuan daerah konservasi.
ANALISIS FAKTOR-FAKTOR YANG MEMPENGARUHI INVESTASI PMA DI BATAM Zainuddin, Muhammad
JEJAK: Jurnal Ekonomi dan Kebijakan Vol 2, No 2 (2009): September 2009
Publisher : Semarang State University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jejak.v2i2.1468

Abstract

Investment plays an important role in the economic growth viewed both from development theory andpolicy perspectives. Strategic measures must be taken to increase the Foreign Direct Investment (FDI) toIndonesia amid the emergence of complicated investment problems and the downturn of investmentcompetitiveness. The research is aimed to analyze factors influencing investment decisions in in Batam.Secondary quantitative data are used to analyze the determinant factors of FDI in a certain industrialestate. Ordinary Least Square (OLS) method are employed and using panel data of 16 industrial areasduring 3 years (2005-2007). The dependent variable is FDI /investment plan. The Independent variablesare rental rate, maintenance fee, labor supply, export value and electricity. The result of regressionanalysis shows that the variable of maintenance fee, labor and export statistically influence the FDI inBatam. While variable of rental rate and electricity do not have significant effect.Keywords: Foreign Direct Investment, Industrial Estates, Investment plan
BIOECOLOGY OF SARGASSUM SP. AND ITS EXTRACT BIOACTIVITY AS ANTI-MDR BACTERIA Pramesti, Rini; Setyati, Wilis Ari; Zainuddin, Muhammad; Puspita, Maya
ILMU KELAUTAN: Indonesian Journal of Marine Sciences Vol 22, No 4 (2017): Ilmu Kelautan
Publisher : Marine Science Department Diponegoro University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (467.819 KB) | DOI: 10.14710/ik.ijms.22.4.185-192

Abstract

This study was done to investigate the bioecology and extract bioactivity of Sargassum sp from Jepara district. Seaweed was collected from Teluk Awur, Panjang Island, Bandengan, Ujung Piring and Bondo. There were seven species of Sargassum identified i.e. S. duplicatum, S. polycystum, S. echinocarpum, S. cinerium, S. crassifolium, S. plagyophillum and S. binderi. Community structure indices were calculated based on data collected by survey. Antibacterial activity of Sargassum extract was done on MDR bacteria. The results showed that diversity index at Panjang Island, Bandengan, and Ujung Piring were categorized as medium, while Teluk Awur and Bondo were categorized as low. Evenness index was high at Teluk Awur, Panjang Island, Bandengan and Ujung Piring and Bondo was low. There was no dominant species found in most of the locations. The principal component analysis exhibited the main variable that affected the Sargassum at Teluk Awur was phosphate, Panjang Island was depth, Ujung Piring was salinity and Bondo was temperature, dissolved oxygen and pH, respectively. There was character similarity between Panjang Island and Bandengan (99.73%), meanwhile, at Teluk Awur, Ujung Piring, and Bondo, the similarity was 99.62%, 99.60%, and 99.52%, respectively. Antibacterial activity of Sargassum sp. demonstrated a positive activity against the MDR bacteria, Staphylococcus aureus (6.28±0.04 mm), Escherichia coli (6.96±0.19 mm), and S. epidermidis (12.65±0.23 mm). Clustering analysis of extracts with bactericidal characteristic found three classes with similarity of class 1, 2 and 3 at 72.33%, 76.80% and 58.50%, respectively. Sargassum sp. was categorized in class 1 had the best antibacterial activity and the highest abundance value. Keywords: ecology, community, Sargassum sp., extracts, antibacterial
RESPON PERTUMBUHAN BENIH KERAPU BEBEK (CROMILEPTES ALTIVELIS) PADA PERLAKUAN PERBEDAAN SALINITAS MEDIA DAN PEMBERIAN BIOMAS ARTEMIA SP. DEWASA GROWTH RESPONSE OF JUVENILE KERAPU BEBEK (CROMILEPTES ALTIVELIS) AT TREATMENTS WITH DIFFERENT SALINITY AND ADULT ARTEMIA BIOMASS Mudiarti, Luky; Zainuddin, Muhammad
Saintek Perikanan : Indonesian Journal of Fisheries Science and Technology Vol 12, No 1 (2016): SAINTEK PERIKANAN
Publisher : Fakultas Perikanan dan Ilmu Kelautan, Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (170.877 KB) | DOI: 10.14710/ijfst.12.1.7-11

Abstract

 Pertumbuhan Ikan Kerapu budidaya dipengaruhi oleh beberapa faktor, diantaranya adalah salinitas dan pakan. Tujuan penelitian ini adalah mengkaji pertumbuhan benih Kerapu Bebek pada perlakuan perbedaan salinitas media dan pemberian biomas Artemia sp. dewasa. Materi yang digunakan adalah benih Kerapu Bebek (C. altivelis). Penelitian dilakukan dengan metode eksperimental laboratoris dengan rancangan acak lengkap berpola faktorial (3x3). Sebagai variabel dependen penelitian pada faktor satu adalah persentase pemberian biomas Artemia sp. (150%, 200%, 250%), sedangkan faktor dua adalah salinitas media (27 ppt, 31 ppt dan 35 ppt). Sehingga terdapat 9 varian percobaan dangan masing-masing 3 ulangan. Sebagai variabel independen adalah panjang (cm) dan berat kerapu (gram). Lama pemeliharaan kerapu 60 hari. Analisis data untuk mengetahui perbedaan antar perlakuan menggunakan uji-F dengan bantuan program SPSS. Hasil analisis two way anova menunjukkan bahwa tidak terdapat interaksi antara perlakuan pemberian biomassa dan salinitas media terhadap panjang kerapu. Perlakuan biomassa memberikan pengaruh signifikan terhadap panjang relatif yaitu 74a, 98b dan 103b. Analisis regresi menunjukkan bahwa terdapat hubungan polinomial yaitu semakin tinggi pemberian Artemia sp. maka panjang relatif semakin meningkat. Analisis two way anova perlakuan salinitas memberikan pengaruh signifikan terhadap panjang relatif yaitu 85a, 98b dan 92b%. Perlakuan pemberian Artemia sp. memberikan pengaruh signifikan terhadap berat relatif yaitu 505a, 834b dan 861b%. Sedangkan perlakuan salinitas media memberikan pengaruh signifikan terhadap panjang relatif yaitu 719a, 764b dan 718a %. Analisis one way anova interaksi perlakuan menunjukkan bahwa perlakuan Artemia sp. 150% pada salinitas 31 ppt memiliki nilai berat relatif terendah yaitu 497a%, sedangkan perlakuan artemia 200% pada salinitas 31 ppt memiliki nilai berat relatif tertinggi yaitu 927d%.  Aquaculture grouper is influenced by several factors, such as salinity and feed. The purpose of this study is to assess the growth of humpback grouper seed in the treatment of salinity and biomass Artemia sp.. The material used is the humpback grouper (C. altivelis). The study was conducted with experimental laboratory method with a completely random design patterned factorial (3 x 3). As the dependent variable of research on one factor is the percentage of biomass Artemia sp. (150%, 200%, 250%), while the two factors is a salinity (27 ppt, 31 ppt and 35 ppt). So that there are nine variants with 3 replicates. As the independent variable is the length (cm) and weight of grouper (grams). The grouper culture in 60 days. Data analysis to determine differences treatments using F-test with SPSS. Two way ANOVA analysis results that there is no interaction between treatment of biomass and salinity to the length of grouper. The treatment of biomass has significant impact on the relative lengths namely 74a, 98b and 103b. Regression analysis showed that there is a polynomial relationship the higher biomass of Artemia sp. the relative length increases. Two way ANOVA analysis of salinity treatment a significant effect on the relative lengths namely 85a, 98b and 92b%. Treatment biomass Artemia sp. a significant effect on the relative weight that is 505a, 834b and 861b%. While the salinity treatments significant impact on the relative lengths of which 719a, 764b and 718a %. Analysis of the interaction one way ANOVA showed that the treatment Artemia 150% at salinity 31 ppt has the lowest value relative weight that is 497a%, while the brine treatment 200% at a salinity of 31 ppt has the highest relative weight value 927d%. 
AKTIVITAS ANTIOKSIDAN BIOPIGMEN Dunaliella salina PADA MEDIA KULTUR HIPOSLIN DAN HIPERSALIN Zainuddin, Muhammad
JURNAL ENGGANO Vol 2, No 1 (2017): Jurnal Enggano
Publisher : University of Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (794.806 KB) | DOI: 10.31186/jenggano.2.1.25-38

Abstract

Radikal bebas dapat membentuk stress oksidatif yang menyebabkan penyakit kronik degeneratif seperti kanker. Reaktivitas radikal bebas ini dapat diredam oleh senyawa antioksidan. Salah satu senyawa antioksidan alami adalah biopigmen. Mikroalga Dunaliella salina adalah jenis Chlorophyta yang diketahui sebagai sumber biopigmen pada habitat perairan laut. Dalam kultur mikroalga memiliki kendalaketerbatasan dalam perekayasaan media dengan tujuan produksi biopigmen. Tujuan penelitian ini untuk mengetahui pengaruh rekayasa media hipersalin dan hiposalin terhadap kandungan biopigmen dan aktivitas antioksidan. Perlakuan perbedaan salinitas (hiposalin dan hipersalin) memberikan pengaruh secara signifikan (p < 0,05) terhadap biomassa basah yaitu terendah pada perlakuan 20 ppt sebesar 9,260 gr/ml sedangkan tertinggi adalah 30 ppt sebesar 10,595 gr/ml. Berdasarkan data kadar air menunjukkan bahwa semakin tinggi salinitas maka kadar air biomassa semakin tinggi (p < 0,05) yaitu sebesar 96,3 – 98,1 %. Perlakuan salinitas 30 ppt memiliki kadar pigmen klorofil a, b dan karotenoid tertinggi (p < 0,05) yaitu sebesar 10,961; 3,636 dan 4,954 mg/l. Semakin tinggi konsentrasi BHT dan pigmen (ditiap salinitas) maka nilai % inhibisi semakin tinggi (p < 0,05). BHT memiliki nilai IC50 sebesar 8,13 ppm (antioksidan sangat kuat). Sedangkan aktivitas antioksidan pigmen terbaik adalah perlakuan 30 ppt dengan IC50 sebesar 22,860 ppm (antioksidan sangat kuat).
PEMBUATAN BIOETANOL DARI LIMBAH SERAT KELAPA SAWIT MELALUI PROSES PRETREATMENT, HIDROLISIS ASAM DAN FERMENTASI MENGGUNAKAN RAGI TAPE Ardiyanto, Angga; Zainuddin, Muhammad
INFO-TEKNIK Vol 16, No 2 (2015): INFOTEKNIK VOL. 16 NO. 2 2015
Publisher : Engineering Department, Lambung Mangkurat University

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Abstract

Palm fiber cake is a waste of the palm oil industry or crude palm oil (CPO). Oil palm fiber waste can be used as raw material for second-generation bioethanol because it contains 57.9% cellulose dan18% lignin, and the hydrolysis containing 14.94% hemicellulose. This study was used the process of pretreatment, hydrolysis, neutralization, and fermentation with the purpose to obtain bioethanol. Oil palm fiber was cut to the size of 0.5-1 cm. Then pretreated using acid solvent by heating at 100 ° C for 1 hour with a hot plate stirrer. Solids pretreatment results are mixed with distilled water to concentrations (5% w/v) is prepared to hydrolysis. The solids are then dissolved with a solution of H2SO4 (2% v/v) to 500 ml and dihidrolisisis for 120 minutes with a temperature variation of 115 °C, 120 °C, 125 °C objective to determine the influence of optimal temperature in the process of hydrolysis using an autoclave. Hydrolyzate is neutralized with 1 N NaOH until pH 5 and the sugar content by the Luff-Schoorl method obtained the highest sugar content of 9.69% v/v. Hydrolyzate that has been in the neutralization fermented with yeast and nutrients NPK tape with glass bottles that have been sterilized using an autoclave fermented for 3 days. Fermented ethanol levels were tested by analysis by Gas Chromatography (GC) is known to the highest bioethanol content of 2.858% (v/v). Peak Characteristic of oil palm fiber cellulose before and after pretreatment of cellulose fiber cake increased by 42.30% (cellulose I) to 48.60% (cellulose II) by X-Ray Difraction. Keywords: Palm fiber cake, acid pretreatment, acid hydrolisis, fermentation, bioethanol.
Perlindungan Hukum Terhadap Hak Pekerja Atas Perolehan Jaminan Sosial Tenaga Kerja Zainuddin, Muhammad
Jurnal Jatiswara Vol 31 No 3 (2016): Jatiswara
Publisher : Fakultas Hukum Universitas Mataram

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Abstract

Social security is a right of everyone, without exception, including workers / laborers as the provisions of Article 28H paragraph (3) of the Constitution of 1945, which reads; "Everyone is entitled to social security that allows development of his or her self as dignified human beings," as well as the mandate of the Declaration of the United Nations (UN), 1948 on Human Rights, and has also affirmed in the Convention on the International Labour Organization (ILO) No. 102 of 1952, which recommends that all States to provide minimum protection to all workers. In the decree of the People's Consultative Assembly of Indonesia Number X / MPR / 2001, to determine the tasks the President to form the National Social Security System in order to provide a comprehensive social protection and integration. On February 17, 1992, the government put forth Law No. 3 of 1992 on Social Security Workers (State Gazette of the Republic of Indonesia Year 1992 Number 14, Additional State Gazette No. 3468), to provide protection to every worker / laborer as the right of every person without exception. However, the right of workers / laborers to obtain workers' social security that provides protection against occupational accidents, illness, pregnancy, maternity, old age and death, is only obtained if the employer where workers / laborers to the Organizing Body, namely PT. Social Security, as stipulated in the provisions of Article 4 paragraph (1), which determines that; "Program of social security referred to in Article 3 shall be realized by companies for workers who perform work in labor relations in accordance with the provisions of this law."
ANALISIS FAKTOR-FAKTOR YANG MEMPENGARUHI INVESTASI PMA DI BATAM Zainuddin, Muhammad
JEJAK: Jurnal Ekonomi dan Kebijakan Vol 2, No 2 (2009): September 2009
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jejak.v2i2.1468

Abstract

Investment plays an important role in the economic growth viewed both from development theory andpolicy perspectives. Strategic measures must be taken to increase the Foreign Direct Investment (FDI) toIndonesia amid the emergence of complicated investment problems and the downturn of investmentcompetitiveness. The research is aimed to analyze factors influencing investment decisions in in Batam.Secondary quantitative data are used to analyze the determinant factors of FDI in a certain industrialestate. Ordinary Least Square (OLS) method are employed and using panel data of 16 industrial areasduring 3 years (2005-2007). The dependent variable is FDI /investment plan. The Independent variablesare rental rate, maintenance fee, labor supply, export value and electricity. The result of regressionanalysis shows that the variable of maintenance fee, labor and export statistically influence the FDI inBatam. While variable of rental rate and electricity do not have significant effect.Keywords: Foreign Direct Investment, Industrial Estates, Investment plan
Pemetaan Potensi Kekeringan Lahan se-pulau Batam menggunakan Teknik Sistem Informasi Geografis (SIG) dan Penginderaan Jauh Aprilliyanti, Titi; Zainuddin, Muhammad
Majalah Geografi Indonesia Vol 31, No 1 (2017): Maret 2017
Publisher : Fakultas Geografi, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (128.818 KB) | DOI: 10.22146/mgi.24251

Abstract

Kekeringan merupakan hubungan antara ketersediaan air yang jauh dibawah kebutuhan baik untuk kebutuhan hidup, pertanian, kegiatan ekonomi dan lingkungan. Informasi mengenai potensi kekeringan sangat diperlukan untuk pencegahan ataupun penanggulangan untuk mengurangi dampak negatif yang ditimbulkan. Adapun tujuan dari penelitian ini adalah menghasilkan peta potensi kekeringan lahan di Batam yang berbasis web. Dalam penelitian ini memanfaatkan teknik penginderaan jauh dan SIG. Penggunaan citra landsat 8 untuk menentukan nilai LST (Land Surface Temperature) dan penggunaan lahan kemudian di overlay dan dilakukan scoring. Tahap akhir penelitian yaitu melakukan validasi terhadap parameter-parameter yang mempengaruhi dengan mengambil beberapa sampel. Adapun hasil akhir dari penelitian ini adalah peta potensi kekeringan se-pulau Batam yang memiliki 5 kelas potensi kekeringan. Kelas potensi kekeringan sangat rendah dengan  luas area 2629.45 ha yang dominan terletak pada Kecamatan Sungai Beduk, Sekupang dan Batu Aji. Kelas potensi kekeringan rendah dengan luas area 9585.521 ha yang dominan terletak pada Kecamatan Sekupang. Kelas potensi kekeringan sedang dengan  luas area 9507.12 ha yang dominan terletak pada Kecamatan Sekupang. Kelas potensi kekeringan tinggi dengan  luas area 7081.392 ha yang dominan terletak pada Kecamatan Sekupang, Sagulung dan Nongsa. Kelas potensi kekeringan sangat tinggi dengan luas area 15600.12 ha yang dominan terletak pada Kecamatan Batam Kota dan Nongsa. Drought is the relationship between the availability of water is far below the need both for the necessities of life, agriculture, economic activities and the environment. Information about potential droughts is indispensable for the prevention or mitigation to reduce the negative impact caused. As for the purpose of this research is to produce a map of potential drought land in the Batam-based web. In this research utilising remote sensing and GIS techniques. The use of landsat 8 to determine the value of the LST (Land Surface Temperature) and land use overlay and then done the scoring. The final stage of research i.e. performs validation against parameters that influence by taking some samples. As for the end result of this research is to map the potential dryness in Island Batam which have 5 classes of potential drought. The class of potential drought is very low with an area of 2629.45 ha, the dominant River is located in Sungai Beduk , Sekupang and Batu Aji. The class of potential low drought with an area of 9,585,521 ha located on the dominant Sub Sekupang. The class of potential drought being with an area of 9507.12 ha located on the dominant Sub Sekupang. The class of potential high dryness with an area of 7,081,392 ha located on the dominant Sub Sekupang, Sagulung and Nongsa. The class of potential drought is extremely high with an area of 15600.12 ha located on the dominant sub Batam city and Nongsa.
Efektivitas Penerapan Sanksi Denda Terhadap Tindak Pelanggaran Lalu Lintas Studi di Pengadilan Negeri Mataram Zainuddin, Muhammad
Jurnal Jatiswara Vol 30 No 3 (2015): Jatiswara
Publisher : Fakultas Hukum Universitas Mataram

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Abstract

The state is responsible for safety of every citizen. Safety frommany dangers that threaten life and soul, no metter how every citizen should be protected. Occasionally, the state efforts are accepted by citizen as something excessive. Thus, it is not uncommon in practice cause reactionsas the pros and cons in public without seeing and understands what the base objectives of the state efforts. Moreover, the state with legislative powers through various waysto protect the security and safety of citizens, one of them with the establishment of various laws and regulations intended to preserve and protect life and soul of citizens. Related to policies of penalty sanctions in LawNumber 22 Year 2009 regarding Traffic and Road Transportation, that was one of the government's efforts to protect the citizens. On the other side, with relatively high nominal fines which can make new problems, including the increasing number of violations that did by the perpetrators of road transport driver themselves.