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Effectiveness of Herbal Diet Nigella sativa and Gracilaria verrucosa Against Non-specific Immunity of Tilapia (Oreochromis niloticus) Cahyono Purbomartono; Rofiqoh Rofiqoh; Arief Husin; Dini Siswani Mulia
Sainteks Vol 20, No 1 (2023): April
Publisher : Lembaga Penelitian dan Pengabdian Masyarakat (LPPM)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30595/sainteks.v20i1.16410

Abstract

The addition of Nigella sativa and Gracilaria verrucosa to feed is used as a supplement to increase non-specific immunity in tilapia. The addition of herbal supplements is safe for consumption, easy to decompose, has no residue on the fish's body, and does not harm the environment. This study aims to find the effectiveness of the addition of the herbs Nigella sativa and Gracilaria verrucosa to increase non-specific immunity in tilapia. The study used an experimental method with a completely randomized design, applying 4 treatments and 1 control to tilapia. The dietary doses of Nigella sativa were T0 (control, without Nigella sativa), T1 (2.5), T2 (5), T3 (7.5), and T4 (10) (g kg-1 feed). While the dietary doses of Gracilaria verrucosa were T0 (control, without G. verrucosa), T1 (0.5), T2 (1), T3 (1.5), and T4 (2) (g kg-1 feed). The results showed that the percentage of hematocrite increased significantly with the Nigella sativa diet, while on the Gracilaria verrucosa diet, the percentage of hematocrit was not significant. Further, the Nigella sativa diet and the Gracilaria verrucosa diet can significantly increase the percentage of lymphocytes, but not significantly to the percentage of monocytes. In fish farming, the Nigella sativa and Gracilaria verrucosa diets have the potential to be used to increase non-specific immunity in tilapia, but it is more effective to use the Nigella sativa diet at a dose of 5 g kg-1 feed.
Penerapan Deep Learning Berbasis Mystery Box untuk Meningkatkan Gotong Royong dan Prestasi Belajar Matematika Siswa SD Ananda Rining Dhiyaa Maitzaa; Arifin Muslim; Rofiqoh Rofiqoh
JGK (Jurnal Guru Kita) Vol. 10 No. 4: September 2026
Publisher : Universitas Negeri Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24114/jgk.v10.i4.75281

Abstract

Deep Learning merupakan pendekatan pembelajaran yang memberikan pengalaman bagi peserta didik. Penelitian ini bertujuan untuk mendeskripsikan dan menganalisis penerapan pendekatan Deep Learning berbasis Mystery Box pada mata pelajaran matematika untuk peserta didik kelas IV SDN 1 Ponjen dalam meningkatkan sikap gotong royong dan prestasi belajar. Metode penelitian menggunakan Penelitian Tindakan Kelas (PTK) dengan model Kemmis & McTaggart. Teknik pengumpulan data dalam penelitian ini meliputi wawancara, observasi, dokumentasi, tes awal (pre-test), tes akhir (post-test), dan angket. Hasil penelitian menunjukkan adanya peningkatan pada sikap gotong royong dan prestasi belajar peserta didik dalam dua siklus. Persentase peserta didik yang mencapai kategori minimum baik pada lembar penilaian sikap gotong royong meningkat dari 25% pada pra-siklus, menjadi 79,17% di siklus I, dan mencapai 95,83% di siklus II. Sementara itu, prestasi belajar matematika mengalami kenaikan persentase ketuntasan dari 58,33% menjadi 70,83% di siklus I, dan 83,33% di siklus II. Temuan ini menunjukkan bahwa pendekatan Deep Learning berbasis Mystery Box memberikan dampak positif dalam pelaksanaan pembelajaran matematika yang mendorong peningkatan kompetensi sikap gotong royong dan prestasi belajar peserta didik.