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Mitra Sains
Published by Universitas Tadulako
ISSN : 23022027     EISSN : 26866579     DOI : https://doi.org/10.22487/ms26866579
Core Subject : Agriculture,
Agriculture, Biological Sciences & Forestry
Mitra Sains (E-ISSN: 2686-6579 ISSN: 2302-2027) is an open-access peer-reviewed scientific journal in agricultural sciences and agricultural economics. The Mitra Sains is published by Tadulako University in March and September. Mitra Sains invites high-quality research/review articles for publication in the coming issues. Focus: Mitra Sains is an interdisciplinary journal in agricultural sciences and economics. Scope: Mitra Sains welcomes original and significant contributions from across the field in plant science, agronomy, plant protection, forestry, animal husbandry, fishery, agribusiness, and agricultural social economics.
Arjuna Subject : Ilmu Pertanian dan Biologi (Semua) - Ilmu Pertanian dan Biologi (Lain-Lain)
Articles 10 Documents
 1 
Search results for , issue "Vol 4 No 1 (2016): Januari" : 10 Documents clear
Penerapan Model Pembelajaran Inkuiri Terbimbing Untuk Meningkatkan Aktivitas Dan Hasil Belajar IPA Siswa Kelas V SD INPRES 2 Kayumalue Ngapa Erlina Erlina; Amram Rede; Sahrul Saehana
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.131

Abstract

The purpose of this study was to be improve activity and science achievement at fifth grade SD Inpres 2 Kayumalue Ngapa by application of guided inquiry learning model. This study is classroom action research that refers to the Kemmis and Taggart model which consists of four stages namely: planning, action, observation, and reflection. The Learning was done for 3 cycles, each cycle conducted in three meetings. The data was analyse by used qualitative analysis techniques for learning process and quantitative analysis for learning outcomes. Based on classical completeness and absorption, it could be said the achievement of each end of the cycle of 20 students always increasing. Based on the percentage of achieved of students and teacher activity from the first cycle until third cycle the achievement were increased. Achievement of completeness criteria and absorption by way classical, influenced by the optimal activity of students and teachers during the learning takes place.
Pengaruh Model Pembelajaran Dan Self-Efficacy Terhadap Hasil Belajar Matematika Siswa SMA Negeri 1 Parigi Elis Yunianti; Maxinus Jaeng; Mustamin Mustamin
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.132

Abstract

The research aimed to describe the influence of instruction model and self-efficacy to the student’s mathematics learning achievements. The research used quasi-experiment method with 2 x 2 factorial designs. Population of this research was students at grade XP.Mia SMA Negeri 1 Parigi in District of South Parigi. Sample of this research was students at Grade XE (28 students) and students at grade XF (30 students). Data was collcted by simple random sampling technique. Variable of this research was namely: independent variable was instruction model and self-efficacy and dependent variable was mathematics learning achievements. The data was collected by documentation, questionnaire, and learning achievement test. The result of the research was shown: (1) There was a significant different of student’s mathematics achievements between students were learning by PBL instruction model and studens were learning by STAD type of cooperative learning; (2) There was a significant different of student’s mathematic learning achievements with high self-efficacy and student’s achievements with low self-efficacy; (3) There was an interaction between teacher instruction model and student self-efficacy; (4) student’s mathematics achievements with high self-efficacy, who was learning with PBL instruction model don’t be better than student, who was learning with STAD type of cooperative learning model; (5) Student’s mathematics learning achievements with low self-efficacy, who was learning with PBL instruction model were better than student who learning by STAD type of cooperative learning model; (6) Student’s mathematics learning achievements who were learning with PBL instruction model, between student with high self-efficacy better than student’s with low self-efficacy; (7) Student’s mathematics learning achievements who learning with STAD type of cooperative learning model, between student with high self-efficacy better than student’s with low self-efficacy
Pertumbuhan Dan Kecernaan Protein Ikan Lele Dumbo (Clarias gariepinus) yang Diberi Pakan Berbasis Tepung Usus Ayam Sebagai Pengganti Tepung Ikan Yoel Yoel; Burhanudin Sundu; Fadly Y. Tantu
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.133

Abstract

The research aims to determine the effect of different feed ingredient as a source of animal protein fed to Dumbo Catfish (Clarias gariepinus). The study was conducted at Tatura Utara village, Palu Selatan sub district, Palu District from January to March 2015. A total of 240 fish seeds were fed with diet containing either fish meal, chicken intestime meal or their combination. Parameters observed were growth of biomass weight, protein digestibility and FCR. Data were analyzed by analisys of variance with completely randomized factorial design. Results indicated that the effect of tipe of animal protein, the quantity of feed offered and their interactions produced significant different in biomass weight, protein digestibility and FCR, except quantity of feed offered did not produced significant different in protein digestibility. Means growth of biomass weight and protein digestibility from each treatment were 5.174 g and 85.9% for chicken intestine meal, 9.6 g and 95.1% for fish meal, 7.9 g and 92.5% for chicken intestine meal + fish meal, and 7.9 g and 91.3% for at satiation and 7.2 g and 7.2 g and 91.0% for 4% biomass treatment and interaction between fish meal and at satiation were 9.6 g and 95.4%. in conclusion, the use of fish meal and the interaction between fish meal and at satiation produced biomass weight and protein digestibility in the highest level in this study.
Analisis Ketergantungan Masyarakat Terhadap Hasil Hutan Bukan Kayu Pada Taman Nasional Lore Lindu (Studi Kasus Desa Sidondo I Kecamatan Biromaru dan Desa Pakuli Kecamatan Gumbasa) Abraham Neil; Golar Golar; Hamzari Hamzari
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.134

Abstract

People living around the forest area depend on forest and forestry activities. Dependence might be seen from economic, social and cultural aspects. This was descriptive research using survey approach. The respondents were sampled from the population who live as subvillage 5, Sidondo I and subvillage 2, Pakuli around LLNP by using questionnaires. The results showed the utilization forms of non timber forest products are bamboo used for building materials, firewood for energy sources and candlenut for food sources. Bamboo and candlenut are non timber forest products that might be income sources, firewood is for everyday purposes. All the three forest products are non timber forest products are predominantly conection by respondents from LLNP area. The people’s dependence upon the LLNP from economic aspect is quite high, while the social aspect and the cultural aspect is low.
Perbedaan Hasil Belajar Siswa Kelas XI SMA Negeri 9 Palu yang Mengikuti Model Pembelajaran Berbasis Masalah Dan Model Inkuiri Untuk Gaya Belajar Yang Berbeda Rusmin Y. Ma’bud; Mustamin Mustamin; Baso Amri Mursyid
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.161

Abstract

This research aimed to describe difference of students’ learning outcome between students that enrolled problem-based learning and inqury learning model for two conditions of learning styles. The research was conducted at SMA Negeri 9 Palu used quasy-experiment method with 2 ´ 2 factorial. The two learning models were as two factors and learning styles were two factors, i.e field independent and field dependent. The research instruments were learning styles test and mathematics conceptual understanding test. Sample of the research was 42 students at Class XI-IPA of SMA Negeri 9 Palu and it was determined by random sampling. Research data analysis used two-path analysis. Results of the data analysis showed that (for α = 0,05): (1) there was a significant difference of mathematics learning outcome of students who enrolled problem-based learning model and students who enrolled inquiry model; (2) there was a significant difference of mathematics learning outcome between students with independent and dependent of learning style; (3) there was an interaction between the learning models and the learning styles and their effect to the mathematics learning outcome; and (4) The students’ learning outcome for the problem-based learning was better than the students’ learning outcome for the inquiry learning model, for the two learning styles.
Efektifitas Inseminasi Buatan Pada Sapi Potong Menggunakan Semen Cair Nelly Kusrianty; Mirajuddin Mirajuddin; Awalludin Awalludin
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.162

Abstract

This research aims to determine the level of effectiveness of artificial insemination in Locally bull using liquid cement based on conception rate (CR) and service per conception (S/C) in Kab. Mamuju Utara Sulawesi Barat Province. And to study the economic value of artificia insemination using liquid semen on local bull in Kab. Mamuju Utara Sulawesi Barat Province. This research used survey methode and record 109 cattle that have been inseminated from 36 farmer in Kabupaten Mamuju Utara Sulawesi Barat Province. Liquid semen that used is from Simental, Limosin and Bali breed. The data is analised by deskripted statistic. Result of this research is shown 93,3 % (94 : 109 cattle) or S/C is 1,08. The cost of using liquid semen on the implemantation AI per pregnancy is Rp. 178.200,- lower178% compared by AI using a frozen semen. Further research is needed about AI using a liquid semen from local region.
Analisis Metakognisi Siswa SMP Negeri I Buko Dalam Memecahkan Masalah Matematika Fitrianti Fitrianti; Sutji Rochaminah; Muh. Rizal
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.163

Abstract

This research aimed to describe student’s metacognition in solving mathematics problem. The research subjects were two students of class VII of a junior high school in Buko. The two subject represented types of components metacognition i.e one student has cognition knowlwdge and another has cognition regulation. Research instruments were metacognitive awareness inventory, mathematics understanding test and interview protocol. Research data were collected by using student’s answer sheets and interviews. The data were analyzed by descriptive method. Based on the analysis, it can be concluded that: (1) NDM student performend her cognition knowledge in the problem solving stages, and it depends on her knowledge types (declarative, procedural, dan conditional knowledge); and (2) PSV student performend characteristics of cognition regulation and they depend on each stage in the problem solving.
PREDIKSI EROSI DAERAH ALIRAN SUNGAI POBOYA Leonidas Paarrang; Uswah Hasanah; Anthon Monde
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.164

Abstract

Land rehabilitation in Poboya Watershed should be done on the actual land erosion value in other to avoid intensive land degradation. This research has been conducted to determine and map erosion hazard level. The erosion hazard level was determinate by using USLE (Universal Soil Lost Equation) formula. The result of experiment showed that the low erosion hazard level in study area 371,2 Ha (5,5%), medium 3.483,4 ha (51,9%), high 11,8 ha (0,2%), and very high 2.848,8 ha (42,4%). In general, land with erosion hazard level of very high is located in middle watershed. The high value of erosion in Poboya Watershed area mainly due to the land cover factor and topography. Tolerable erosion in Poboya watershed 371,1 ha (5,51%) and intolerable 6.344 ha (94,4%). Land area Poboya Watershed 6.715,06 ha and total erosion 2.643.587,48 ton.yr-1 while tolerable erosion 73.259,97 ton.yr-1.
Keanekaragaman Lumut (Bryphyta) Di Kawasan Danau Tambing Taman Nasional Lore Lindu Dan Pengembangannya Sebagai Media Pembelajaran Sri Marthati Barnabas
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.165

Abstract

This research was taken place around Tambing Lake, National Park Lore Lindu, Sigi Regency in Central Sulawesi Province. This area encompassed tourism destination and it couid be found a lot of Bryophyta that was adopted to be a learning resources.This research aimed to identifying identify diversity and to develop a learning media by using image cards from every spesies identified. This research employed method obstruction. Developing learning media was based on the 4-D development model by Thiagarajan. Sample was collected from 8 obstruction. the sample was stated by using free collection technique of is obstruction. The data were analyzed descriptively and identified by using the key of determination and image and books that had been patented: than the developing image were used cars as the developing instructional media. It was found 19 species of Bryophyte, dealing with 7 species of Hepaticopsida class and 12 species of Bryopsida class. Furthermore, in relation to the result of development of image cards. It was obtained the average percentage from the reviewer of media, content, and design, 94%, from the peer teacher assesment, 90%, from the small group student assesment, 87% and from the large group students assesment, 88%. The four average of the result were 90%. It could be converted into a good categori.
Mutu Organoleptik Mie Kering Yang Diproduksi Dari Tepung Tulang Ikan Dan Tepung Wortel Sebagai Pensubtitusi Tepung Terigu Safrianto S Maruka; Gatot Siswohutomo; Rostiati Dg Rahmatu
Mitra Sains Vol 4 No 1 (2016): Januari
Publisher : Universitas Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/mitrasains.v4i1.166

Abstract

The utilization of fish bone waste so far is processed as mixture of fodder and some into flour. It is less used for humans needs. The processed products food to be substituted of flour a bone of fish products are noodles. This research aims to determine the substitution level on fish bone flour and carrot flour that producing good quality in noodles and find out consumer acceptance toward the addition of fish bone flour and carrot flour have been substituted. The research was designed by employing complete random design with factorial pattern. The parameter of organoleptic quality test was on color, scent, taste, texture and fondness as a whole. The research result reveals that the addition of fish bone flour and carrot flour in treatment A1B2 provides quality value on color, scent and texture that can be accepted by panel.

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