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Pengaruh Pakan Limbah Jeroan Ikan Nila dan Limbah Tomat Terhadap Pertumbuhan serta Kadar Protein Maggot BSF (Hermetia illucens) Auriel Zahra Alisha; Euis Nursaadah; Nirwana Nirwana; Ariefa Primair Yani; Lukmanul Hakim; Sutarno Sutarno
BIOEDUSAINS:Jurnal Pendidikan Biologi dan Sains Vol 7 No 1 (2024): Bioedusains: Jurnal Pendidikan Biologi dan Sains
Publisher : Institut Penelitian Matematika, Komputer, Keperawatan, Pendidikan dan Ekonomi (IPM2KPE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31539/bioedusains.v7i1.9542

Abstract

This research aims to analyze the effect of tilapia offal waste and tomato waste on the growth and protein levels of BSF maggots. This research analyzes the ratio of mass, length and thickness as well as the protein content of maggots on the influence of the feed used. This research used a Completely Randomized Design (CRD) consisting of 5 treatments with 3 repetitions. The results showed that the P1 100% fish treatment was the best variation for mass, namely 0.27. Treatment P1 100% fish is the best variation for length, namely 22.40. Treatment P1 100% fish and P2 75% fish and 25% tomatoes is the best variation for thickness, namely 5.85, and Treatment P4 25% fish and 75% tomatoes is the best variation for protein content, namely 22.01%. In conclusion, feeding fish waste and tomato waste on growth and protein content in BSF maggots affects mass, length, thickness and protein content. Keywords: Protein Content, Fish Offal Waste, Maggot, Tomato
Studi Keragaman dan Habitat Gastropoda di Daerah Litoral Muara Sungai Ketahun Bengkulu Utara Lilis Alifah; Bhakti Karyadi; Deni Parlindungan; Aprina Defianti; Annisa Novianti Taufik; Sutarno Sutarno
BIOEDUSAINS:Jurnal Pendidikan Biologi dan Sains Vol 7 No 1 (2024): Bioedusains: Jurnal Pendidikan Biologi dan Sains
Publisher : Institut Penelitian Matematika, Komputer, Keperawatan, Pendidikan dan Ekonomi (IPM2KPE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31539/bioedusains.v7i1.9564

Abstract

This research aims to identify the abundance, diversity, dominance and evenness of gastropods at the mouth of the Ketahun River, North Bengkulu. The method used is the "purposive" method. The sampling location was divided into 4 (four) stations, namely in the tidal area and on the right and left in the downstream part of the estuary. The sampling technique uses transects, at each station measuring 20m. Gastropod data analysis uses the Shannon Wiener index, Simpson index, and Pielou index. The research results showed that at the mouth of the Ketahun river, 18 species of gastropods were obtained consisting of 7 genera and 3 families. The diversity index shows, a) station I has an index value of 1.81 (medium category); b) station II has an index value of 0.49 (low category); c) station III has an index value of 1.89 (medium category); d) station IV has an index value of 0.82 (low category). The dominance index shows, a) station I has an index value of 0.23 (low category); b) station II has an index value of 0.70 (medium category); c) station III has an index value of 0.19 (low category); d) station IV has an index value of 0.63 (medium category). The evenness index shows, a) station I has an index value of 0.62 (high category); b) station II has an index value of 0.17 (small category); c) station III has an index value of 0.65 (high category); d) station IV has an index value of 0.28 (small category). The most common gastropod found is the genus Clithon with a total of 1369 individuals. Abundance, diversity, dominance and evenness are determined by abiotic parameters and environmental conditions such as substrate and water quality. Keywords: Bengkulu, Gastropods, Ketahun River
Pengaruh Penambahan Pakan Cacing Tanah (Lumbricus rubellus) terhadap Pertumbuhan Ikan Jelawat (Leptobarbus hoevenii) Diah Suprihatin; Aceng Ruyani; Sutarno Sutarno; Urip Santoso; Euis Nursa’adah
Jurnal Biosilampari : Jurnal Biologi Vol 7 No 1 (2024): Biosilampari: Jurnal Biologi
Publisher : Universitas PGRI Silampari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62112/biosilampari.v7i1.96

Abstract

The aim of this research was to determine the growth rate of jelawat fish seeds with a combination of commercial feed (PF 1000) and additional feed for earthworms (L. rubellus), to determine the best dose of artificial feed (PF 1000) and additional feed. food for earthworms (L. rubellus). for the growth of jelawat fish (L. hoevenii). This research used a Completely Randomized Design (CRD) with 4 treatments, namely doses P1 (100% pellets), P2 (25% pellets + 75% earthworms), P3 (50% pellets + 50% L. rubellus), and P4 (75% pellets + 25% L. rubellus) carried out for 28 days. The results of the research showed that the addition of earthworms had a significant effect on the increase in weight, length and width of jelawat fish seeds. The best growth was obtained in the treatment P2 pellets 25% + L. rubellus 75%, (1) The body weight of the jelawat fish during the study reached (11.22 g), (2) the body length of the jelawat fish was (38.8 mm), and (3) Body width of jelawat fish (5.71 mm). Based on the research that has been carried out, it can be concluded that the addition of (L. rubellus) has a real influence on the growth of L. heovenii and the highest specific growth is P2 (25% pellets + 75% L. rubellus) with a Specific Growth Rate (SGR) value of 40.07 %, Survival Rate (SR) 100%, Feed Intake (IF) 56,1g and Feed Conversion Ratio (FCR) 1.73 g.
Design of Integrated Science Electronic Book Temperature and Heat Material Loaded with Ethnoscience Batik Besurek Bengkulu Dini Fajar Triana; Sutarno Sutarno; Bhakti Karyadi; Lina Mahardiani; Afrizal Mayub
Jurnal Ilmiah Pendidikan Fisika Vol 9, No 2 (2025): JUNE 2025
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jipf.v9i2.15298

Abstract

Science learning in schools tends to be theoretical and less related to real contexts, so students have difficulty understanding the application of concepts in everyday life. One of the causes is the lack of teaching materials that integrate local wisdom. This study aims to examine the concepts of science in the local wisdom of making Batik Besurek to be developed as ethnoscience content in integrated science e-books and to determine the level of validity and student response to the product. The method used is research and development (R&D), according to Borg and Gall (1983), using the Model of Educational Reconstruction (MER) approach. Data were obtained through questionnaires, observations, and interviews. The results of the study showed that the process of making Batik Besurek contains the concepts of temperature and heat, expansion, changes in the state of matter, physical changes, heat transfer, and Black's principle, which can be integrated into the content of the Integrated Science Electronic Book. The developed electronic book obtained a very high level of validity with an average V index of 0.86 and a percent agreement of 89.27%. The students' response to the book was also excellent, with an average percentage of 89.42%. The results concluded that the Integrated Science electronic book containing the ethnoscience of Batik Besurek Bengkulu was considered valid teaching material worthy of being tested for effectiveness in future research.
Pengembangan Media Pembelajaran Interaktif Berbasis Discovery Learning Bermuatan Kearifan Lokal Pendap Bengkulu pada Materi Zat Aditif Mellyta Uliyandari; Sutarno Sutarno; Nirwana Nirwana
Jurnal Kajian Pendidikan IPA Vol 5 No 2 (2025): Jurnal Kajian Pendidikan IPA
Publisher : Universitas Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52434/jkpi.v5i2.42966

Abstract

This study aims to develop interactive learning media based on discovery learning that integrates the local wisdom of Pendap Bengkulu in the topic of food additives, using the 4D development model, which consists of the stages of defining, designing, developing, and disseminating through YouTube and the Unib e-learning platform. The research instruments included validation questionnaires from material experts and media experts to assess product feasibility, student response questionnaires to measure practicality, as well as pretest and posttest to evaluate the effectiveness of the media. Validation results indicated that the media was categorized as highly feasible, with scores of 74 from the material expert, 56 from the media expert, and 35.76 from student assessments, supported by an average student response of 4.35 in the “agree” category. Effectiveness testing also showed an improvement in learning outcomes, as the average pretest score of 56.72 increased to 86.37 in the posttest, with a gain score of 0.68, which falls into the medium category. These findings confirm that the developed media is feasible and effective for use in science learning, while also contributing to the innovation of local wisdom-based media integrated with discovery learning to improve the quality of science education. Keywords: Interactive learning media, Discovery Learning, local wisdom, Pendap Bengkulu