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Development of a Manual Book on Processing Flour of Mole Crab to Provide Students Science Process Skills Widia Gusti; Aceng Ruyani; Urip Santoso; Bhakti Karyadi; Euis Nursaadah
IJIS Edu : Indonesian Journal of Integrated Science Education Vol 7, No 2 (2025): July 2025
Publisher : UIN Fatmawati Sukarno Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29300/ijisedu.v7i2.6012

Abstract

This study is an experimental model a group pretest-posttest design. This study aims to: 1) Describe the feasibility of the manual book in learning to train students science process skills based on the results of flour processing through validity tests and trials, 2) Describe the results of improving students science process skills based on the manual book of flour processing made from mole crab. Validation of the manual book was carried out by experts to determine the feasibility of the content, language and design aspects, the results is Aiken-V score of 0.86 (valid). The implementation of the use of manual books in learning was carried out on students majoring in culinary arts and industry at SMKN 7 Bengkulu. Students’ science process skills (SPS) (Observation, Interpretation, Hypothesize, Design an Experiment, Implementing Concept and Using tools and Materials) were measure Based on the results of the pre-test and post-test, Students majoring in Industry has n-gain score 0.41 (moderate) while the students majoring in culinary has n-gain score 0.70 (moderate). The use of manual book in learning is suitable for use as a teaching material for students because it can stimulate and improve students’ science process skills.
Pengaruh Pemberian Ekstrak Daun Salung (Psychotria viridiflora) terhadap Glukosa Darah Mencit (Mus musculus) Niki Dwi Dia Dara; Aceng Ruyani; Rendy Wikrama Wardana; Afrizal Mayub; Bhakti Karyadi
BIOEDUSAINS:Jurnal Pendidikan Biologi dan Sains Vol. 8 No. 5 (2025): 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/zj7jqp95

Abstract

This study aimed to determine the effect of salung (Psychotria viridiflora) leaf extract on blood glucose levels in hyperglycemic mice (Mus musculus). A total of 25 mice weighing 20–40 grams were divided into five treatment groups: P1 (negative control: feed and distilled water), P2 (alloxan 10 mg/kg BW + glibenclamide 0.1 mg/kg BW), P3 (alloxan 10 mg/kg BW + P. viridiflora leaf extract 0.0112 g/kg BW), P4 (alloxan 10 mg/kg BW + P. viridiflora leaf extract 0.0225 g/kg BW), and P5 (alloxan 10 mg/kg BW + P. viridiflora leaf extract 0.0337 g/kg BW). Blood glucose levels were measured four times—on days 0, 6, 12, and 18—covering baseline measurement, post-alloxan induction, and after treatment administration. The results showed that the highest dose (0.0337 g/kg BW) was the most effective in reducing blood glucose levels in alloxan-induced mice, with an effect comparable to the standard drug glibenclamide. In conclusion, P. viridiflora leaf extract has potential as an alternative herbal antidiabetic therapy in M. musculus.  Keywords: Antidiabetic, Blood Glucose, Extract Leaf, Hyperglycemia, Mus musculus, Psychotria viridiflora
Pemetaan Zona Indeks Kerentanan Seismik di Lingkungan Universitas Bengkulu Devicawati Devicawati; Bhakti Karyadi; Henny Johan; Muhammad Farid; Endang Widi Winarni
Jurnal Fisika Flux: Jurnal Ilmiah Fisika FMIPA Universitas Lambung Mangkurat Vol 22, No 1 (2025): Jurnal Fisika Flux: Jurnal Ilmiah Fisika FMIPA Universitas Lambung Mangkurat
Publisher : Lambung Mangkurat University Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/flux.v21i3.18791

Abstract

Bengkulu salah satu daerah yang beresiko tinggi terhadap ancaman bencana gempa bumi. Berdasarkan hal tersebut dilakukan upaya untuk mewujudkan kota siaga bencana, contohnya tempat evakuasi sementara. Salah satunya Universitas Bengkulu, berdasarkan observasi yang dilakukan terdapat 4 titik kumpul yang ada di lingkungan Universitas Bengkulu. Ada yang fungsional dan ada beberapa yang tidak fungsional karena belum memenuhi kriteria penentuan titik kumpul evakuasi bencana, termasuk indeks kerentanan tanah yang belum diketahui. Penelitian ini bertujuan untuk memetakan zona indeks kerentanan seismik di lingkungan Universitas Bengkulu. Pengukuran dilakukan menggunakan alat ukur mikrotremor periode pendek yang menghasilkan data mikrotremor. Analisis mikrotremor dilakukan dengan penerapan metode Horizontal To Vertical Spectrum Ratio (HVSR) menggunakan software Geopsy. Pengukuran dilakukan pada 12 stasiun pengukuran. Hasilnya menunjukkan data indeks kerentanan seismik diperoleh tiga kategori, untuk indeks kerentanan seismik kategori rendah terdapat pada stasiun pengukuran ST 2, ST 3, ST 4, ST 6, ST 7, ST 8, ST 9, ST 10, ST 11 dan ST 12 dengan rentan nilai < 3. Indeks kerentanan seismik kategori sedang terdapat pada stasiun pengukuran ST 1 dan ST 5 dengan rentan nilai 3 – 6. Pengukuran pada penelitian ini tidak terdapat stasiun pengukuran yang termasuk zona kerentanan seismik kategori tinggi, karena nilai indeks kerentanan seismik pada semua stasiun pengukuran bernilai < 6. Zona yang memiliki indeks kerentanan yang rendah dapat dijadikan sebagai titik kumpul.KATA KUNCI: gempa bumi, geopsy; indeks kerentanan seismik; mikrotremor