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Penerapan Pembejaran Berbasis Case Based Learning (CBL) dalam Meningkatkan Kemampuan Analisis dan Memecahkan Masalah : Application of Case Based Learning (CBL) to Improve Analytical and Problem-Solving Skills Adriani, Adriani; Musnandar, Endri; Elymaizar, Zulfa; Raguati, Raguati
Edu-Sains: Jurnal Pendidikan Matematika dan Ilmu Pengetahuan Alam Vol. 13 No. 2 (2024): Juli 2024
Publisher : Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/jmpmipa.v13i2.28879

Abstract

Tujuan penelitian untuk meningkatkan kemampuan analisis dan memecahkan masalah  mahasiswa  dengan  sistem case based learning (CBL).   Sistem CBL bisa memotivasi mahasiswa meningkatkan kreativitas dan berinovasi dalam belajar mandiri. Sehingga mahasiswa memiliki kemampuan analisis yang baik dalam pemecahan skenario kasus. Penelitian dilakukan pada  kuliah Manajemen ternak perah untuk 1 kelas mahasiswa (39 orang). Pengamatan dilakukan  2 kali  yaitu pada  skenario kasus 1 dan 4. Dengan pengamatan terhadap inisiatif berpendapat, penguasaan materi,  lama waktu  berpendapat, kemampuan berkomunikasi, pemahaman kasus dan kemampuan pemecahan kasus. Data dianalisis dengan rataan, penjumlahan dan persentase. Hasil  penelitian menunjukan  bahwa  penerapan  pembelajaran CBL  pada  skenario kasus pertama  didapatkan hasil sebanyak 33,3% mahasiswa  belum berinisiatif dalam mengemukakan pendapat, penguasan materi hanya 43,6%, aktivitas interakasi 1-3 menit, kekampuan berkomunikasi 48,7%, kemampuan menganalisis skenario kasus 56,4% dari jumlah mahasiswa. Semenatra  untuk pemecahan skenario kasus ke 4 terjadi peningkatan kemampuan mahasiswa  terutama  inisiatif menjadi 100%, penguasaan materi 95,9%,  aktivitas  interaksi diatas 3 menit, kemampuan berkomunikasi  94,4%, kemampuan menjawab 97,4% dan analisis skenario  100%. Kesimpulan dari penerapan pembejaran berbasis case  based  learning  (CBL) pada manajemen ternak perah ini  terjadi peningkatkan kemampuan mahasiswa dalam  berdiskusi, mengemukakan pendapat dan menyelesaikan kasus dengan peningkatan kemampuan berkomunikasi dan pemahaman yang  lebih  baik.
Evaluation of Complete Feed Based on Palm Kernel Cake Portified With Probiotics on Rumen Fermentability: EVALUASI PAKAN KOMPLIT BERBASIS BUNGKIL INTI SAWIT YANG DI PORTIFIKASI PROBIOTIK TERHADAP FERMENTABILITAS RUMEN Raguati, Raguati; Afzalani; Muthalib, RA; Dianita, Rahmi; Fitri, Ega
Jurnal Peternakan Nusantara Vol. 10 No. 1 (2024)
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/jpn.v10i1.12731

Abstract

This research aimed to evaluate complete feed formulas with palm kernel meal (BIS) levels in concentrates fortified/enriched with probiotics on rumen fermentability. The material used is complete animal feed. The feed consists of forages (elephant grass, palm frond leaves) and concentrates (tofu dregs, fine corn, bran, palm kernel meal). 1% probiotics. In vitro analysis equipment, namely analytical scales, test tubes, oven, gauze, water bath, centrifuge, flask, filter, gauze, incubator, pipette dispenser, pH meter and Buchi brand rotary evaporator, flask, spectrometer, beaker glass, distillation tube, phenolphthalein, dropper pipette, Erlenmeyer flask, Conway cup. The materials used were rumen fluid, McDougall's solution, supernatant, 0.5 N NaOH, Vaseline, saturated Na2CO3, alcohol, 1 ml boric acid solution (0.005 N H2SO4), distilled water, 0.5 N HCl. This research used a Completely Randomized Design (CRD) consisting of 5 treatments and 5 replications. P0: 60% Forage (50% elephant grass + 50% palm fronds)/HPR + 40% concentrate (50% bran, 30% fine corn, 20% tofu dregs)/Const. + 0% BIS + 0% probiotics. P1: (HPR + Const) + 0% BIS + 1% probiotics. P2: (HPR + Const) + 10% BIS + 1% probiotics. P3: (HPR + Const.) + 20% BIS + 1% probiotics. P4: (HPR + Const.) + 30% BIS + 1 % probiotics. The variables observed were dry matter digestibility (KcBK), organic matter digestibility (KcBO), metabolic energy (EM), microbial protein production (PPM), and total VFA. Data were analyzed using variance (ANOVA) and if there was a significant effect, Duncan's further test was carried out. The results showed that complete feed based on palm kernel meal enriched with probiotics had a significant effect (P<0.05) on KcBK, KcBO, EM and PPM and had no significant effect (P>0.05) on the VFA value. Average KcBK 24.84-29.05%, KcBO 20.49-25.52%. EM 9.09-9.96 KCal, PPM 130.18 – 166.75mg/g, and VFA value 1.15-1.24 mM. This research concludes that using palm kernel meal up to 30% ported with probiotics in complete feed positively affects rumen fermentability in vitro
Profil Metabolik Rumen In Vitro Pakan Silase Kulit Ubi Kayu dari Berbagai Lama Penyimpanan Raguati, Raguati; Afzalani Afzalani; Rahmi Dianita; Yun Alwi; Atika Oktaliza
Buletin Peternakan Tropis Vol. 5 No. 1 (2024)
Publisher : BPFP Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31186/bpt.5.1.1-7

Abstract

This research aims to determine how long cassava peel silage can be stored while maintaining its fermentability in the rumen and its suitability as animal feed. The study was conducted at the Laboratory of Animal Nutrition and Forage, Faculty of Animal Science, University of Jambi. The material used in the research was cassava peel silage, molasses, EM4, and water. The study used a design with four treatments and five replications: P0 - silage without storage, P1 - silage stored for one week, P2 - silage stored for two weeks, and P3 - silage stored for three weeks. The variables observed in this study were pH, total gas, dry matter digestibility (DMD), organic matter digestibility (OMD), VFA, and microbial protein (MP). Data analysis was performed using the SPSS program, and if there was a significant difference between treatments, Duncan's test was carried out. The results showed that the treatment had a significant effect (P<0.05) on pH and an insignificant effect (P>0.05) on DMD, OMD, gas production, VFA, and microbial protein (MP). Based on the average results of the research, which were pH 6.25-6.71, DMD 66.47-72.19%, OMD 74.45-78.38%, total gas 69.00-76.80 ml, VFA 0.729-1.149 µM, and MP 481.080-526.220 mg/g. It can be concluded that cassava peel silage can be stored for up to three weeks without interfering with rumen metabolisms.  
Short and Medium-chain Fatty Acid Profile of Goat Milk Fed with Pineapple Peel Silage Raguati, Raguati; Afzalani, Afzalani; Elymaizar, Zulfa; Sulaksana, Indra; Farizal, Farizal
Jurnal Sain Peternakan Indonesia Vol 19 No 3 (2024)
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31186/jspi.id.19.3.139-144

Abstract

This study aims to determine the profile of short-chain fatty acids (SCFA) and medium-chain fatty acids (MCFA) in goat milk-fed pineapple peel silage.  The pineapple waste was milled and mixed with 5% (w/w) of rice brand, put into an anaerobic plastic bag, and stored for 21 days to produce pineapple peel silage.  The materials used in this research were 12 female Etawa cross-breed dairy goats allocated into randomized block designs with four kinds of feed treatments and three groups of lactation periods.  The feed treatments were P0 (60% forage + 40% concentrate); P1 (30% forage + 30% pineapple peel silage + 40% concentrate); P2 (15% forage + 45% pineapple peel silage + 40% concentrate); P3 (60% pineapple peel silage + 40% concentrate). Forage contains native grass and rubber leaves.  The concentrate consists of 58% bran, 25% fine corn, 6% soybean meal, 9% coconut meal, 1% mineral mixture, and 1% salt.  The variables observed were feed consumption, fat milk, and short-chain and medium-chain milk fatty acids.  The data obtained were analyzed using ANOVA, and if there were differences between treatments, a Duncan test.  The result of this study showed that the use of pineapple peel silage as a forage source had affected the feed consumption (P<0.05) but did not significantly affect SCFA acid and MCFA profile (P> 0.05) in goat milk.  Using pineapple peel silage as forage replacement up to 45 % in Fed, the dairy Ettawa cross-breed (EC) goat’s diet significantly affects the short-chain and medium-chain fatty acids profile.  The content of short-chain fatty acids and medium-chain fatty acids in goat's milk decreases, and there is no musty smell due to the addition of pineapple peel silage in the feed.
Komposisi Hasil Tangkapan Alat Tangkap Gillnet Di Perairan Kuala Jambi M. Abdul Latif; Heru Handoko; Fauzan Ramadan; Noverdiman Noverdiman; Nelwida Nelwida; Raguati Raguati
Jurnal Ilmu Perairan (Aquatic Science) Vol. 10 No. 3 (2022): November
Publisher : LPPM Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/

Abstract

Tujuan dari penelitian ini adalah untuk mengetahui komposisi hasil tangkapan alat tangkap gillnet di Perairan Kuala Jambi. Penelitian ini dilaksanakan pada tanggal 9 mei sampai 11 juni 2022. Pengambilan data berupa hasil tangkapan ikan menggunakan 2 buah gillnet ukuran mata jaring 2 inchi selama 32 kali trip. Hasil penelitian menunjukkan hasil tanngkapan ikan yang diperoleh adalah ikan Senangin, Ikan Gukamah, ikan Beliak Mata, Ikan Lomek, Ikan Lidah, da ikan Buntal. Kesimpulan penelitian ini adalah jumlah terbanyak hasil tangkapan beliak mata, sedangkan ikan yang paling sedikit adalah ikan Buntal.
Proteksi Protein indigofera zollingeriana Menggunakan Ekstrak Tanin Kondensasi Dari Daun Sengon (Albizia falcataria) Terhadap Konsentrasi Amonia, Protein Total Dan Rumen Undegradaded Protein Afzalani, Afzalani; Suci Maharani; Muthalib, RA.; Dianita, Rahmi; Hoesni, Fachroerrozi; Raguati, Raguati
Jurnal Peternakan Nusantara Vol. 11 No. 2 (2025)
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/jpn.v11i2.19309

Abstract

The experiment was conducted to determine the effectiveness of condensed tannin from sengon leafs extract in protection of Indigofera zollingeriana leafs meal protein (IZLMP). The experiment was conducted using a complete randomize design consisting of five treatments, four replications and two experimental units. The treatments was P0 : IZLMP +0% condensed tannin (CT), P1: IZLMP + 0.5% CT, P2: IZLMP + 1% CT, P3: IZLMP + 1.5% CT, P4: IZLMP + 2% CT. Parameters measured was N-ammonia, total protein, rumen undegradable protein (RUP) and ruminal pH. The experimental result showed that protection of IZLMP with CT decreased ammonia concentration, increasing total, RUP value, and without effect on ruminal pH. The experiment concluded that the use of CT from sengon leaf extract at a level of 2% was effectively used to protect the IZLMP from degradation by rumen microbes.
Hubungan Bobot Potong dan Bobot Karkas dengan Yield Grade dan Rib Eye Muscle Area pada Kambing Jawarandu Jantan Rizki, Muhammad; Muthalib, R.A; Farizal, Farizal; Afzalani, Afzalani; Raguati, Raguati; Sulaksana, Indra; Pradana, Erbid Dwi
Jurnal Ilmiah Universitas Batanghari Jambi Vol 25, No 3 (2025): Oktober
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jiubj.v25i3.6188

Abstract

This study was conducted to evaluate the relationship between slaughter weight and carcass weight with yield grade and Rib Eye Muscle Area (udamaru) in male Jawarandu goats. The research involved 30 male Jawarandu goats slaughtered at the Mat Beken Slaughterhouse, Jambi City, which were classified into two age groups, namely I2 (2–2.5 years) and I3 (3–3.5 years). Data collected included slaughter weight, carcass weight, yield grade, and Rib Eye Muscle Area, and were analyzed using simple and multiple linear regression methods.The results indicated that in the individual age groups I2 and I3, the relationship between slaughter weight and carcass weight with yield grade and Rib Eye Muscle Area was not statistically significant. However, in the combined age group analysis using multiple linear regression, slaughter weight and carcass weight showed a highly significant effect (P
Efek Perbedaan Konsentrasi Bubuk Daun Kelor (Moringa oleifera) Terhadap Peningkatkan Kualitas Fisik Dadih: Effect of Different Concentrations of Moringa Leaf Powder on Improving The Physical Quality Dadih Raguati, Raguati; Monica, Metha; Afzalani, Afzalani; akhsyar, Mhd saidi akhsyar
Jurnal Ilmiah Ilmu-Ilmu Peternakan Vol 26 No 2 (2023): November 2023
Publisher : Fakultas Peternakan Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/jiiip.v26i2.29306

Abstract

Dadih or Curd is a fermented product from buffalo milk. The availability of milk buffalo is limited so try replacing it with cow’s milk. This research applies cow's milk to make curd which is enriched with Moringa leaf powder. This research aims to evaluate the level/concentration of Moringa leaf powder which can improve the physical quality of the curd milk cow. This research was arranged in a completely randomized design (CRD) with five treatments of Moringa leaf powder levels which consist of 0%, 0.5%, 1%, 1.5%, and 2%. The data had analyzed with analysis of variance (ANOVA) and different between treatment were analyze with Duncan's tests. The experiment results showed that the addition of Moringa leaf meals in the curd did not difference effect of physical quality of curd cow's milk. The research  concluded that the use of Moringa leaf powder of up to 2% can be used in producing of  cow's milk curd.
PENGARUH UKURAN MATA PANCING TAJUR TERHADAP HASIL TANGKAPAN DI SUNGAI SEBAPO DESA NAGASARI KECAMATAN MESTONG KABUPATEN MUARO JAMBI Rahmawati, Nadia Ayu; Handoko, Heru; Raguati, Raguati
Mantis Journal of Fisheries Vol. 1 No. 01 (2024): Agustus 2024
Publisher : Department of Fisheries, Animal Science Faculty, Universitas Jambi.

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/mjf.v1i01.31441

Abstract

Penelitian ini bertujuan untuk mengetahui pengaruh ukuran mata pancing terhadap hasil tangkapan di sungai Sebapo Desa Nagasari Kecamatan Mestong Kabupaten Muaro Jambi. Penelitian ini dilaksanakan pada tanggal 02 November - 22 November 2022. Metode penelitian yang digunakan adalah metode eksperimental fishing dengan 6 perlakuan mata pancing yang nomor berbeda (3, 5, 7, 9, 11, 13) dan 10 kelompok (jumlah hari penelitian). Masing-masing ukuran mata pancing menggunakan 5 unit alat tangkap dengan jarak antar alat tangkap sejauh 2 meter. Umpan yang digunakan adalah umpan cacing tanah dengan berat 0,8 gram. Peralatan yang digunakan adalah batang bambu, mata pancing, pH meter, termometer, tali senar, plastik, baskom, ember, timbangan, penggaris, alat tulis dan kamera (Handphone). Data yang di peroleh kemudian di analisis menggunakan uji ANOVA. Hasil analisis menunjukkan bahwa perlakuan ukuran mata pancing berpengaruh nyata (P<0,05) terhadap hasil tangkapan ikan gabus (Channa striata) dan ikan betok (Annabas testudineus). Ukuran mata pancing juga berpengaruh nyata (P<0,05) terhadap bobot dan panjang hasil tangkapan ikan gabus (Channa striata) dan ikan betok (Annabas testudineus). Pengukuran parameter lingkungan menunjukkan suhu berkisar 28,2-30,2oC dengan pH berkisar 6,3-7,9. Kesimpulan dari penelitian ini adalah penggunaan mata pancing yang berbeda pada penangkapan menggunakan pancing tajur di peroleh dua jenis hasil tangkapan yaitu ikan gabus (Channa striata) dan betok (Annabas testudineus). Hasil tangkapan yang terbanyak adalah ikan gabus. Ukuran mata pancing yang digunakan mempengaruhi hasil tangkapan. Kata Kunci: mata pancing, hasil tangkapan, pancing tajur
Penggunaan Slurry sebagai Pupuk Organik terhadap Kualitas dan Fermentabilitas Rumput Setaria (Setaria splendida Stapf) di Rumen Berutu, Evi Yuni Hernika; Afzalani, Afzalani; Syarifudin, Hutwan; Muthalib, R. A.; Hoesni, Fachroerrozi; Raguati, Raguati
Jurnal Ilmiah Universitas Batanghari Jambi Vol 24, No 3 (2024): Oktober
Publisher : Universitas Batanghari Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jiubj.v24i3.5714

Abstract

Biogas slurry is an organic product derived from livestock manure and produced through an aerobic fermentation process that can be used to improve soil fertility, forage production, and quality. This study aimed to investigate the effect of slurry organic fertilizer on crude protein content, crude fiber, and total fermentation gas production in the rumen in vitro . The study was conducted in a completely randomized design (CRD), consisting of five treatments of slurry levels as organic fertilizer and four replications consisting of two experimental units. The treatments consisted of S0 = without slurry, S1 = slurry 20 g/polybag, S2 = slurry 25 g/polybag, S3 = slurry 30 g/polybag, and S4 = slurry 35 g/polybag. The variables measured in this study were crude protein content, crude fiber, and total fermentation gas production. The data obtained were analyzed using a variance analysis (ANOVA). Duncan’s test was used to determine the effect of different levels of slurry on the measured parameters. The results showed that the use of slurry as an organic fertiliser increases crude protein content by an average of 16.06%, increases crude protein production from 1.47 g/poly bag to 96.38 g/poly bag and improves fermentability in the rumen by an average of 8.08% of setaria grass (Setaria splendida Stapf). The use of slurry at the level of 35 g/poly bag is recommended for the cultivation of setaria grass (Setaria splendida Stapf).