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Perbandingan Cara Pemetikan Mesin dan Gunting di Perkebunan Teh Rancabali, Bandung, Jawa Barat Sepriana, Regina Maulidina; Supijatno; Hariyadi
Buletin Agrohorti Vol. 11 No. 3 (2023): Buletin Agrohorti
Publisher : Departemen Agronomi dan Hortikultura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/agrob.v11i3.48220

Abstract

Penelitian dilaksanakan di Kebun Rancabali, Bandung, Jawa Barat pada bulan Januari hingga April 2020. Tujuan penelitian adalah membandingkan cara pemetikan dengan menggunakan gunting dan mesin pemetik teh. Metode yang digunakan adalah pengamatan terhadap beberapa peubah pemetikan yaitu tinggi bidang petik, proporsi pucuk dalam satu perdu, hanca petik, kebutuhan tenaga petik, kapasitas pemetik, dan analisis pucuk. Hasil pengamatan di uji menggunakan Uji t-student. Hasil penelitian menunjukkan bahwa tinggi bidang petik kedua cara pemetikan tidak berbeda, gilir petik menggunakan mesin lebih panjang (55-72 hari) dibandingkan dengan gunting (25-28 hari). Selain itu kemampuan pemetikan dengan mesin juga lebih besar, yaitu 0.40 ha per mesin dengan kapasitas mesin mencapai 146.81 kg HOK-1 sedangkan gunting hanya 0.08 ha HOK-1. Kapasitas gunting mencapai 100.18 kg HOK-1. Walaupun kapasitas pemetikan kedua cara tersebut masih di bawah standar perusahaan, tetapi mutu hasil pemetikan dengan mesin masih lebih baik jika dibandingkan dengan pemetikan gunting. Penggunaan mesin petik memiliki keunggulan dibandingkan gunting petik, diantaranya mesin petik membutuhkan waktu yang lebih singkat, dan produksi yang dihasilkan lebih tinggi. Berdasarkan efisiensi jumlah tenaga pemetik dan mutu petikan yang dihasilkan, pemetikan mesin memberikan hasil yang lebih baik dibandingkan dengan pemetikan gunting. Kata kunci: bidang petik, hanca petik, kapasitas pemetik, pucuk
SOSIALISASI DAN PENINGKATAN PEMAHAMAN KURIKULUM PROGRAM STUDI PENDIDIKAN BAHASA DAN SASTRA INDONESIA Thamimi, Muhammad; Hariyadi; Wulansari, Fitri; Yuliansyah, Aqis; Alimin, Al Ashadi
Masyarakat: Jurnal Pengabdian Vol. 1 No. 3 (2024)
Publisher : Yayasan Pendidikan Dan Pengembangan Harapan Ananda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58740/m-jp.v1i3.176

Abstract

Perubahan kebijakan pendidikan tinggi, khususnya implementasi kurikulum berbasis Outcome-Based Education (OBE) dan kebijakan Merdeka Belajar–Kampus Merdeka (MBKM), menuntut pemahaman yang komprehensif dari sivitas akademika agar pelaksanaan pembelajaran berjalan secara optimal. Namun demikian, hasil observasi awal menunjukkan masih terbatasnya pemahaman dosen dan mahasiswa terhadap struktur dan implementasi kurikulum Program Studi Pendidikan Bahasa dan Sastra Indonesia Universitas PGRI Pontianak. Kegiatan Pengabdian kepada Masyarakat ini bertujuan untuk mensosialisasikan kurikulum serta meningkatkan pemahaman dosen dan mahasiswa terhadap kebijakan, struktur, dan implementasi kurikulum program studi. Metode pelaksanaan kegiatan menggunakan pendekatan partisipatif melalui sosialisasi, diskusi interaktif, dan pendampingan pemahaman dokumen kurikulum. Evaluasi kegiatan dilakukan menggunakan angket sebelum dan sesudah kegiatan serta observasi partisipasi peserta. Hasil kegiatan menunjukkan adanya peningkatan pemahaman peserta terhadap konsep dan kebijakan kurikulum, struktur kurikulum, capaian pembelajaran lulusan, keterkaitan mata kuliah dengan profil lulusan, serta implementasi MBKM. Rata-rata tingkat pemahaman peserta mengalami peningkatan yang signifikan setelah kegiatan dilaksanakan. Selain itu, peserta menunjukkan respons positif dan keterlibatan aktif selama kegiatan berlangsung. Dapat disimpulkan bahwa sosialisasi dan pendampingan kurikulum efektif dalam meningkatkan literasi kurikulum sivitas akademika dan mendukung peningkatan mutu pembelajaran di Program Studi Pendidikan Bahasa dan Sastra Indonesia Universitas PGRI Pontianak.
Removal Punishment Guru Pendidikan Agama Islam Terhadap Peserta Didik Perokok Hariyadi; Mochammad Zaka Ardiansyah
IJIT: Indonesian Journal of Islamic Teaching Vol. 8 No. 2 (2025): Indonesian Journal of Islamic Teaching
Publisher : Pendidikan Islam Pascasarjana IAIN Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35719/ijit.v8i2.2514

Abstract

Studi ini mengeksplorasi pelaksanaan hukuman yang dilakukan guru Pendidikan Agama Islam pada peserta didik perokok di sekolah menengah dan menganalisis motif tindakan sosial Sang Guru melakukannya. Studi kasus ini menghimpun data dengan wawancara mendalam pada guru Pendidikan Agama Islam dan peserta didik perokok di sebuah sekolah menengah pertama di Jember. Data yang terhimpun kemudian dianalisis dengan teknik analisis interaktif Miles, dkk.. Studi ini menemukan bahwa Guru Pendidikan Agama Islam melakukan removal punishment dengan teknik response cost terhadap peserta didik perokok, yakni dengan cara mengambil hak mereka untuk keluar area sekolah sebagai bentuk hukuman. Guru Pendidikan Agama Islam melakukannya karena motif ‘rasionalitas instrumental’. Studi ini berkontribusi memberikan insight baru dalam studi Pendidikan Agama Islam karena melaporkan bentuk punishment yang digunakan guru Pendidikan Agama Islam terhadap peserta didik perokok, sekaligus mengeksplorasi motif tindakan sosial Sang Guru saat melakukannya, yang belum pernah dikaji peneliti lain. Penulis merekomendasikan agar Kementerian Agama Kabupaten dan Dinas Pendidikan di level kabupaten dan provinsi memberikan pelatihan pada guru Pendidikan Agama Islam agar memiliki keterampilan melaksanakan disiplin positif dan menyarankan pada peneliti selanjutnya yang hendak melakukan penelitian dengan tema serupa, untuk melakukan studi lanjutan yang melibatkan lembaga dan partisipan yang lebih banyak atau dilakukan dalam jangka waktu lama.
Representasi Praktik Dehumanisasi dalam Anime Attack On Titan (2013-2023) Fajri, Ahsani Taqwiim; Mutahir, Arizal; Hariyadi
Arus Jurnal Sosial dan Humaniora Vol 5 No 3: Desember (2025)
Publisher : Arden Jaya Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.57250/ajsh.v5i3.1734

Abstract

Anime sebagai budaya populer dapat menjangkau seluruh kalangan dan dapat menjadi wadah diskusi untuk membahas isu-isu sosial. Salah satu isu yang menonjol dalam anime adalah isu dehumanisasi. Penelitian ini bertujuan untuk mengkaji representasi praktik dehumanisasi dalam anime Attack On Titan (2013-2023). Penelitian ini dilakukan dengan observasi mendalam terkait adegan yang terdapat dalam anime Attack On Titan musim 4 bagian 1 (2020-2021). Penelitian ini menggunakan semiotika Roland Barthes sebagai alat analisis. Penelitian ini memiliki temuan bahwa anime Attack On Titan (2013-2023) menggambarkan dehumanisasi. Dalam anime tersebut terdapat dua bentuk dehumanisasi, yaitu dehumanisasi kebinatangan dan dehumanisasi mekanistik. Dehumanisasi kebinatangan merupakan mekanisme kontrol satu ras terhadap ras lain. Dehumanisasi mekanistik merupakan mekanisme eksploitasi satu ras terhadap ras lain. Melalui anime Attack On Titan (2013-2023) dapat terbaca bahwa anime sebagai budaya populer dapat menjadi media penyadaran untuk memerangi dehumanisasi yang terjadi di kehidupan nyata.
Pengelolaan Pemeliharaan Tanaman Teh (Camellia sinensis (L.) O. Kuntze) dengan Aspek Khusus Pemangkasan di Unit Produksi Pagilaran Aryaprasetya, Salsabila Putri; Hariyadi; Junaedi, Ahmad
Buletin Agrohorti Vol. 13 No. 3 (2025): Buletin Agrohorti
Publisher : Departemen Agronomi dan Hortikultura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/agrob.13.3.67099

Abstract

Teh merupakan salah satu tanaman perkebunan bernilai ekonomis dengan umur produktif yang sangat dipengaruhi oleh teknik budidaya. Pengelolaan pemeliharaan berperan penting dalam mempertahankan dan meningkatkan produksi pucuk teh. Penelitian ini bertujuan menganalisis pengelolaan pemangkasan untuk peningkatan produksi teh di kebun Pagilaran. Hasil pengamatan menunjukkan bahwa tanaman teh pada blok yang diamati telah memenuhi beberapa syarat dasar pemangkasan, seperti tinggi tanaman (112.63 cm) dan penurunan produktivitas (persentase pucuk burung 62%-80%). Umur pangkas kedua blok pengamatan belum mencapai standar (48 bulan), tetapi sudah mendekati (44-46 bulan). Tinggi pangkasan tanaman teh belum sesuai dengan standar kebun (40-45 cm). Kerusakan cabang yang terjadi berkisar 10%-14%. Berdasarkan uji t-student, lama kerja dan usia pemangkas berpengaruh nyata terhadap keterampilan tenaga pangkas. Pengawasan lebih lanjut dari pembimbing (mandor) sangat diperlukan untuk menghindari timbulnya kesalahan di lapangan. Luas areal pangkas yang dilakukan pada tahun 2019 melebihi luas areal yang disarankan, yaitu 25%. Tenaga pangkas yang digunakan telah memenuhi jumlah pemangkas standar dan kapasitas pemangkas sudah mencapai target yang ditetapkan. Pertumbuhan tunas sangat penting diperhatikan untuk menghitung gilir petik. Laju pertumbuhan tunas paling cepat terjadi pada cabang kecil dengan jenis bahan tanam KIARA. Tanaman yang berasal dari biji/seedling mengalami laju pertumbuhan paling lambat dibandingkan jenis bahan tanam lainnya. Kata kunci: kerusakan cabang, klon, laju pertumbuhan, pemangkasan, pucuk burung
IMPLEMENTASI MODEL PBL DENGAN MEDIA GANTUNGAN BAJU UNTUK MENINGKATKAN KEMAMPUAN MENGIDENTIFIKASI MAJAS PADA SISWA KELAS 5 SD Tyas Pitaloka; Hariyadi; Bernadus Wahyudi Joko Santoso
Pendas : Jurnal Ilmiah Pendidikan Dasar Vol. 10 No. 4 (2025): Volume 10. No4, Desember 2025.
Publisher : Program Studi Pendidikan Guru Sekolah Dasar FKIP Universitas Pasundan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23969/jp.v10i4.34566

Abstract

This study aims to enhance fifth-grade students’ ability to identify figures of speech through the implementation of the Problem-Based Learning (PBL) model supported by “clothes hanger” media. The media were designed to facilitate contextual learning through visual and kinesthetic engagement, helping students grasp abstract literary concepts more concretely and enjoyably. The research employed a quasi-experimental design with a one-group pretest–posttest approach involving 30 fifth-grade students from SD Negeri 3 Tegowanu Wetan. Data were collected using a figure-of-speech identification test and analyzed through descriptive statistics and paired t-tests. The findings revealed a significant improvement in students’ mean scores from 72.10 (pretest) to 79.80 (posttest), with a mean gain of 7.70 points (t(29) = 4.26, p = 0.0002) and a moderate-to-strong effect size (Cohen’s d = 0.78). These results indicate that implementing PBL with simple yet contextual learning media effectively enhances students’ mastery of figurative language while fostering critical thinking, creativity, and collaboration skills.
Fluid-To-Fluid Interaction of Rhamnolipid Biosurfactants with Divalent Ions: Investigation of Interfacial Tension and Emulsion Viscosity Hariyadi; Cahyaningtyas, Ndaru; Nugraha, Fanata Yudha; Larasati, Karina; Fatahillah, Azhar Faari; Astuti, Dian Indri
Scientific Contributions Oil and Gas Vol 49 No 1 (2026)
Publisher : Testing Center for Oil and Gas LEMIGAS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29017/scog.v49i1.1927

Abstract

Rhamnolipid biosurfactants derived from microbial sources have gain substantial interest as environmentally sustainable alternatives to synthetic surfactants, particularly in the realm of Microbial Enhanced Oil Recovery (MEOR). Their biodegradability, low toxicity, and effectiveness under extreme conditions make them ideal candidates for improving oil displacement in reservoir. However, the presence of divalent ions, specifically calcium (Ca²⁺) and magnesium (Mg²⁺), which are abundant in reservoir brine, can significantly affect the performance of these biosurfactants. This research investigates the influence of Ca²⁺ and Mg²⁺ ions on the phase behavior, stability, and interfacial properties of rhamnolipid-based microemulsion systems, which play a critical role in MEOR processes. A series of experiments was conducted to analyze the impact of varying concentrations of Ca²⁺ and Mg²⁺ ions on rhamnolipid microemulsions. The study evaluated phase transitions, stability, and microstructural characteristics of emulsions using a spinning drop tensiometer to measure interfacial tension (IFT) and rheological analysis to determine viscosity. The results demonstrate that both Ca²⁺ and Mg²⁺ ions influence the optimal salinity conditions required for microemulsion stability, with their presence causing shifts in the phase boundaries. Notably, Ca²⁺ ions exert a more pronounced effect on phase stability compared to Mg²⁺, leading to increased IFT and viscosity at higher concentrations. These findings further elucidates the crucial role of divalent ions in governing the stability and functionality of biosurfactant systems under reservoir conditions and highlight the importance of controlling ion concentrations to achieve efficient MEOR applications. Overall, this research provide valuable insight for optimizing the formulation of rhamnolipid-based systems to enhance oil recovery performance while mitigating the adverse effects of high divalent ion content in brine. The research contributes to ongoing efforts to improve biosurfactant efficacy, offering a pathway toward refining MEOR strategies and advancing sustainable oil recovery technologies.
An Integrated Analysis of Shut-In Well Reactivation for Oil Production Optimization in The DLN-11 Well Kristanto, Dedi; Yusgiantoro, Luky Agung; Hariyadi; Paradhita, Windyanesha
Scientific Contributions Oil and Gas Vol 49 No 1 (2026)
Publisher : Testing Center for Oil and Gas LEMIGAS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29017/scog.v49i1.2012

Abstract

DLN-11 well was temporarily shut-in due to excessive water production, which became the main issue causing a decline in daily oil production. Therefore, this study conducted an integrated analysis to determine the cause of excessive water production, so that appropriate mitigation measures could be implemented, as well as to formulate a well reactivation strategy aimed at optimizing oil production. The methodology in this study was carried out in an integrated manner through technical and economic evaluations. The technical analysis began with the application of the Chan diagnostic plot as an initial mitigation step, followed by the evaluation of data logging, core analysis data, and production data as advanced mitigation steps to obtain appropriate solutions for addressing production-related issues. In addition, an economic analysis was conducted as a basis for decision-making within a risk management framework. Based on the results of the integrated analysis between the Chan diagnostic plot method and cement evaluation data from Cement Bond Log (CBL), Variable Density Log (VDL) dan Ultra Sonic Imaging Tool (USIT), the high water cut in DLN-11 well, as a reactivation candidate, was caused by water channeling due to the presence of free pipe conditions, where the cement did not properly isolate the annulus between the casing and the formation. To overcome this issue, remedial cementing was carried out to improve the quality of cement bonding. Furthermore, based on the evaluation results of the C/O Log, DLN-11 well still owns five potential oil-bearing zones that can be produced. The reactivation strategy was implemented by opening the interval of 7927-7942 ftMD, resulting in a production rate of 549 BOPD with a water cut of 82%. The economic analysis results indicate that DLN-11 well yields an NPV of 1,256,000 US$, an IRR of 247.5%, and a Pay Out Time (POT) of 3 months and 16 days. Therefore, from both technical and economic perspectives, the implemented reactivation strategy for DLN-11 well has proven to increase oil production and generate positive economic indicators.
PENGEMBANGAN FLIPBOOK INTERAKTIF BERBASIS ADDIE UNTUK PEMBELAJARAN PUISI DI SMA Al Ashadi Alimin; Hariyadi; Siget, Gabriel Yucu
SEBASA Jurnal Pendidikan Bahasa dan Sastra Vol 9 No 1 (2026): SeBaSa
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/sbs.v9i1.33388

Abstract

This study aims to address low learning motivation and the lack of variety in teaching resources for poetry material at SMA Negeri 1 Sandai through the development of flipbook-based learning media. This study used the Research and Development (R&D) method with the ADDIE model (Analysis, Design, Development, Implementation, Evaluation). The research subjects included six expert validators, one Indonesian language teacher, and 28 grade XI students as product users. Data collection was conducted using interviews and questionnaires, then analyzed descriptively and quantitatively. The results showed that the developed flipbook product obtained a validity score of 93.66% (very valid) and a practicality score of 93.79% (very practical). Furthermore, the product effectiveness test validated a significant increase in students' cognitive learning outcomes with an average Normalized Gain (N-Gain) score of 0.62 (moderate category). These empirical findings indicate that the integration of audio-visual elements in flipbooks is effective in visualizing abstract poetry concepts into concrete ones and maintaining student learning motivation. The implications of this study recommend the use of interactive media as an alternative solution for literature learning in the digital era.
Sustainable analysis of integrated cajuput oil business development as a sustainable forestry multi-business at PT Inhutani I Syaufina, Lailan; Hariyadi; Ernawati, Titik
Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management) Vol 11 No 4 (2021): Journal of Natural Resources and Environmental Management
Publisher : Pusat Penelitian Lingkungan Hidup, IPB (PPLH-IPB) dan Program Studi Pengelolaan Sumberdaya Alam dan Lingkungan, IPB (PS. PSL, SPs. IPB)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jpsl.11.4.631-637

Abstract

One of the consequences of deforestation is the spread of critical land both inside and outside the forest area. Agroforestry or intercropping is developed to provide benefits and improve welfare for the community, and to optimize the results of a form of sustainable land use to ensure and improve food needs. Eucalyptus is one type of plant that is suitable for forest land rehabilitation because of its ability to live on marginal lands. The purpose of the study was to assess the feasibility of eucalyptus oil business and formulate business sustainability development from seven aspects/feasibility parameters, which are namely: (1) legal aspects, (2) social, economic and cultural aspects, (3) market aspects, (4) management and human resources, (5) risk management aspects, (6) technical aspects, and (7) financial aspects. Meanwhile, to find out whether the eucalyptus business activity as a whole can be sustainable, and its development model, a sustainability analysis was carried out using the cobweb (Amoeba) method. Within the framework of sustainability, eucalyptus concessions must make changes and innovations (Estimated business feasibility on a planting area of 5,200 ha obtained a Net Present Value (NPV) of Rp. 950,734,956,062, - with a discounted interest rate of 12% shows that the eucalyptus oil industry will get a net profit of Rp 7,076,409,779,281, - BC Ratio of 12.56, Interest Rate of Return (IRR) of 55%, Payback Period in the 5th year 4 months shows that in a period of 5 years and 4 months from the investment can be returned from business revenues. The results showed that the seven aspects/parameters were declared feasible and continued with a sustainability analysis and concluded that the eucalyptus oil concession was declared sustainable.
Co-Authors A. Faroby Falatehan ADANG AGUSTIAN Agustini, Endang AHMAD JUNAEDI Ahmad, Gofur Al Ashadi Alimin Aluh Hanisa N. Andry Priharta Anggi Anis Zubaidah Anita_iaijamiatkheir Aqis Yuliansyah Aqriansyah, M. Yani Artika Sumarni, Aurelia Aryaprasetya, Salsabila Putri Astuti, Dian Indri Bernadus Wahyudi Joko Santoso Buan Anshari Cahyaningtyas, Ndaru Ciptasari, Endang Dedy Kristanto Dwi Guntoro Dwi Ridwana, Salzabillah Edi Santosa Eka Maulidiya, Sherly Elis Puspitasari Ernawati, Titik Fadilah, M. Affan Fajri, Ahsani Taqwiim Fatahillah, Azhar Faari Fitri Wulansari Fitriani, Khairunnisa Hairatunisa, Syarifah Hakim, Muh Yusuf Hansi Effendi Harahap, Adiansyah Hartana Herdhata Agusta Hidayati, Nadia Dwi Hutauruk, Jeremia Ida Ayu Oka Suwati Sideman Ihda Agustio Devanda Nurico Kamala Imam Santosa Irzan, Muhamad Iswantoni Jannah, Janiatul Jauhar Fajrin, Jauhar Jelita Jiwandono, ⁠Ilham Syahrul Juwariyah, Aisiatul Kansa Dianti Putri Karina Larasati Kaut, Patriescia Rantika Dini Carollita Khair, Muhammad Irfan Khalida, Rahmi Kristanto, Dedi Lailan Syaufina LILIK BUDIPRASETYO Martanissa, Dinda Maulidya, Shafira Miftahuddin Miftahurridho, Muhammad Toha Mochammad Zaka Ardiansyah Muhammad Hasjim Bintoro Djoefrie Hasjim Bintoro Djoefrie Muhammad Thamimi Mulyadi, Ahmad Iman Muskhir, Mukhlidi Mutahir, Arizal Nanda Syukerti Nata Waskita, Kuncara Ngudiyono Ni Nyoman Kencanawati Nofrifaldi Nugraha, Fanata Yudha Nur Kholis Nurdiansyah, Shaquille Nurfitriana, Saumi Oktavia, Baiq Wulandari Novia Paradhita, Windyanesha Paris Juvenalis Marino Senda Woda Partika Sari, Yessi Patrisia, Putri Puspitasari Putri, Intan Qothrunnada A.S. RAHAYU WIDYASTUTI Rahayu, Mila Rajiv Umardi, Muhammad Raniaziza, Tansya Rianti, Ayu Risa Wentasari Rita Nurmalina Ritonga, Arya Widura Santoso, Vidya Damayanti Sepriana, Regina Maulidina Sidiq, Egi Nur Muhamad Siget, Gabriel Yucu Sintho Wahyuning Ardie Siswahyudianto Sotyania Wardhianna, Sotyania Sridanti, Irma Lisa Sudirman Yahya Sudoyo, Bobot Sudradjat Sudrajat Supijatno Suprihatin Susilowati Syaiful Anwar Tasdik Tona Tyas Pitaloka Tyas Retno Wulan Ufrah ummah, kuntum khaira Utami, Ni Putu Ayu Chandra Waraqi, Bismo Wibowo Windyanesha Paradhita Yusgiantoro, Luky Agung Zadzali, Helmi