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Rancangan Acak Kelompok (RAK) pada Analisis Pengaruh Jenis Kontur dan Kedalaman Tanah terhadap Karakteristik Tanah Kasih Simbolon; Christine Simatupang; Diah Ayu Lestari; Rotua Evelyn Tesalonika Sinambela; Sudianto Manullang; Putri Maulidina Fadilah
Konstanta : Jurnal Matematika dan Ilmu Pengetahuan Alam Vol. 2 No. 4 (2024): Desember : Jurnal Matematika dan Ilmu Pengetahuan Alam
Publisher : International Forum of Researchers and Lecturers

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59581/konstanta.v2i4.4389

Abstract

This study aims to analyze the influence of soil contour types and depths on soil characteristics using a Randomized Block Design (RBD) method. The research data were obtained from a secondary dataset encompassing physical and chemical soil characteristics across three contour types (Top, Slope, and Depression) and four depth levels (0-10 cm, 10-30 cm, 30-60 cm, and 60-90 cm). The analysis results indicate that soil contour types and depths do not significantly affect most soil characteristics, such as pH, nitrogen content, phosphorus, calcium, sodium, and soil conductivity. However, significant effects were observed on magnesium (Mg) and potassium (K) content. Conversely, area grouping showed significant effects on nearly all tested soil characteristics. These findings highlight the importance of considering geographical variations in soil management to enhance the efficiency and sustainability of agricultural practices. Further research is recommended to explore other factors affecting soil characteristics, such as climate and vegetation types, to support more optimal land management strategies.
Analisa Perhitungan Timbunan Maindam Pada Proyek Bendungan Cipanas Kab. Sumedang Paket 3 Menggunakan Metode Cross Section Ayu Lestari, Diah; Hendrayana, Yayat; Toruan, Erni Sari Lumban
SEMINAR TEKNOLOGI MAJALENGKA (STIMA) Vol 7 (2023): STIMA 7.0 "Transformasi Peradaban Akademik Menyongsong Revolusi Industri 5.0"
Publisher : Universitas Majalengka

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31949/stima.v7i0.940

Abstract

The purpose of this research is to know the calculation of the main dam volume in the Cipanas Dam Development Project, Kab. Sumedang Package 3 uses the Cross-Section Method, knowing the calculation of the productivity of the heavy equipment used, and knowing the stages of carrying out the main dam embankment work.The method of calculating the volume of main dam embankment material uses the coordinate point method of the cross-section method to calculate the cross-sectional area at each station point where the coordinate point data is X as distance and Y as elevation. At each of the two station points the cross-sectional area results at each station point will be calculated for the average cross-sectional area and then multiplied by the distance between the two station points to get the main dam embankment volume calculation results.The results of the calculation of the volume of the main dam embankment in the Cipanas Dam Development Project, Kab. Sumedang Package 3 uses the cross-section method, namely 133,967.48 m3 for main dam embankments zone 1, 71,834.86 m3 for maindam embankments zone 2a, 54,229.91 m3 for main dam embankments zone 2b, 805,398.12 m3 for main dam embankments zone 3, 60,161 .47 m3 for zone 4 main dam embankment.
Character Education Through Local Wisdom Culture at MA Al Iman Adiwerna Awaludin, Aziz; Jannah, Roikhatul; Khoerul Anam, Muhammad; Mahdiyah, Nishrina; Jamal Maulidhana, Abdul; Apriyani, Afni; Ayu Lestari, Diah
International Journal on Education Issues Vol. 1 No. 1 (2025): JANUARY
Publisher : CV Kalimasada Group

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59966/caj74b90

Abstract

Purpose - This research was pointed to knowing the usage of character instruction through school culture. with a center on devout character, teach character and free character. This ponder utilized a subjective approach with the plan of the ponder of multi case (multycase studies). The information collection strategy of this inquire about were the perception, interviews, and documentation. The comes about of the ponder appeared that the usage of character instruction through school culture centered on devout character, teach, and freedom. Each character is gotten through. Design/Methodology/Approach - This research employs a field research approach with observational methods. The purpose of this method is to describe, identify, and understand situations or events as they naturally occur without manipulating or altering the observed variables. Findings - The results of this research are based on an analysis focused on the practice of moral and religious character at Madrasah Aliyah Al-Iman. The practice of religious character values through the culture of Madrasah Aliyah Al-Iman can be observed in daily activities, religious events, and exemplary behavior. Originality/Value – Daily activities such as congregational prayers and tadarus should be carried out consistently so that character values can be firmly ingrained in students. Unstable implementation of this activity can reduce its positive impact on student character development..
Transformasi Limbah Menjadi Manfaat: Edukasi Pembuatan Lilin Wangi dari Minyak Jelantah Rita Dwi Ratnani; Helmy Purwanto; Aufa Fahmazida; Meta Liftyastuti; Muhammad Rafi Najib; Diah Ayu Lestari; Irvan Sovian; Luthfiyah Harum Pratiwi; Muhamad Hafid Falihurrozan; Nesia Ursulla Endarhadi; Assyifa Khairunnisa; Bayu Fredo Wicaksono; Erika Febiana Lasifa
Palawa: Jurnal Pengabdian Kepada Masyarakat Vol. 4 No. 1 (2025)
Publisher : Fakultas Teknik Universitas Wahid Hasyim

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31942/palawa.v4i1.14030

Abstract

Minyak jelantah merupakan limbah rumah tangga yang berpotensi mencemari lingkungan dan membahayakan kesehatan apabila digunakan secara berulang atau dibuang sembarangan. Kegiatan pengabdian kepada masyarakat ini bertujuan untuk memberikan edukasi melalui pelatihan kepada warga, khususnya menambah wawasan bagi ibu-ibu PKK di Kelurahan Jatirejo, Kecamatan Gunungpati, Kota Semarang. Pelatihan mengenai pemanfaatan minyak jelantah menjadi produk bernilai guna, yaitu lilin wangi. Metode pelaksanaan mencakup presentasi dalam seminar mengenai dampak negatif minyak jelantah terhadap lingkungan dan kesehatan, serta praktik langsung pembuatan lilin wangi. Kegiatan ini diikuti oleh 30 anggota PKK dan berlangsung secara interaktif. Hasil kegiatan menunjukkan antusiasme tinggi dari peserta dan respons positif terhadap inovasi pemanfaatan limbah rumah tangga menjadi produk yang bernilai ekonomis dan ramah lingkungan. Diharapkan, kegiatan ini dapat meningkatkan kesadaran dan keterampilan masyarakat dalam mengelola limbah secara kreatif. Kata kunci: minyak jelantah, lilin wangi, edukasi lingkungan, ibu PKK Kelurahan Jatirejo, pengabdian masyarakat
PERBANDINGAN STRATEGI PENGENDALIAN PERSEDIAAN EOQ, JIT, DAN ROP TERHADAP EFISIENSI BIAYA OPERASIONAL: STUDI LITERATUR BERBASIS PENELITIAN STUDI KASUS TERDAHULU Rizka Aulia; Gayatri Aprilia; Diah Ayu Lestari; Suci Wulandari
Jurnal Riset Multidisiplin Edukasi Vol. 2 No. 11 (2025): Jurnal Riset Multidisiplin Edukasi (Edisi November 2025)
Publisher : PT. Hasba Edukasi Mandiri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.71282/jurmie.v2i11.1232

Abstract

Inventory control is a crucial component of operational management, helping maintain a bal-ance between product availability and cost efficiency. As a key element in business activities, inventory plays a strategic role in ensuring smooth production and distribution processes. Effec-tive and efficient inventory management not only helps companies avoid the risk of stockouts or overstocking but also contributes to controlling operational costs and improving performance and customer satisfaction. This study aims to compare three primary inventory control strate-gies Economic Order Quantity (EOQ), Just In Time (JIT), and Reorder Point (ROP) to assess their effectiveness in improving operational cost efficiency. This study uses a comparative liter-ature review based on the results of previous case studies that demonstrated the application of these three methods in various company contexts. The results show that EOQ, JIT, and ROP methods are effective in reducing inventory costs and improving the smoothness of the produc-tion process. All three are capable of improving operational cost efficiency, although the level of effectiveness varies depending on company characteristics.
ESTETIKA BENTUK DAN KE KHASAN MOTIF PADA KERAJINAN PERAK KOTO GADANG Sakinah, Nur; Diah Ayu Lestari; Nayla Salsabila Br Siregar; Khairunnisa Adriani; Abnes Monika Citra Pane; Asmidar
EZRA SCIENCE BULLETIN Vol. 3 No. 2 (2025): July-December 2025
Publisher : Kirana Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58526/ezrasciencebulletin.v3i2.495

Abstract

Kerajinan perak Koto Gadang adalah salah satu bentuk kriya tradisional Minangkabau yang dikenal melalui kehalusan detail, teknik pengerjaan yang rumit, dan juga motif-motif bernuansa alam. Penelitian ini bertujuan untuk mengkaji estetika bentuk dan kekhasan motif yang menjadi ciri khas kerajinan perak Koto Gadang. Kajian dilakukan melalui metode deskriptif kualitatif dengan pendekatan analisis visual dan studi literatur. Hasil penelitian menunjukkan bahwa estetika bentuk karya perak Koto Gadang tercermin pada struktur desain yang rapi, detail filigree yang halus, serta komposisi bentuk yang seimbang antara fungsi dan keindahan. Sementara itu, kekhasan motif lebih banyak diambil dari alam sekitar seperti motif flora dan fauna yang tidak hanya memperindah visual tetapi juga mengandung makna simbolis terkait nilai budaya Minangkabau. Temuan ini menegaskan bahwa kerajinan perak Koto Gadang memiliki karakter estetis yang kuat dan bernilai filosofis, sehingga penting untuk dilestarikan sebagai identitas budaya serta karya seni tradisional yang memiliki daya tarik visual dan nilai budaya tinggi.
PENGEMBANGAN INFRASTRUKTUR WISATA DAN DESTINATION BRANDING SEBAGAI UPAYA PEMBERDAYAAN WISATA DI DESA DALISODO, KECAMATAN WAGIR, KABUPATEN MALANG Dimas Kumbang Prayoga; Dewi Shinta Kumalasari; Devitson Datu Riddi; Diah Ayu Lestari; Dr. Isman, SE.,MM
Seminar Nasional Hasil Riset dan Pengabdian Vol. 7 (2025): Seminar Nasional Hasil Riset dan Pengabdian (SNHRP) Ke 7 Tahun 2025
Publisher : LPPM Universitas PGRI Adi Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Kegiatan pengabdian ini bertujuan untuk memperbaiki infrastruktur dan menciptakan peluang pasar melalui branding destinasi dalam rangka pemberdayaan wisata Pancuran Mbok Rondo di Desa Dalisodo, Kecamatan Wagir, Kabupaten Malang. Metode yang diterapkan adalah pendekatan partisipasif, yang mencangkup pengembangan infrastruktur bersama dengan branding destinasi, yaitu pembuatan Website desa dan mendaftarkan wisata ke Google Maps. Hasil dari kegiatan pengabdian ini mencangkup pembangunan gazebo, pembuatan prasasti nama pancuran, pembuatan papan penunjuk arah, dan Website yang menyajikan informasi mengenai objek wisata ini, dan akses kemudahan menuju lokasi dengan adanya Google Maps.