Claim Missing Document
Check
Articles

Evaluasi Kesesuaian Lahan untuk Pengembangan Tanaman Alpukat dan Petai pada Areal Rehabilitasi di Desa Cipicung, Kecamatan Jatigede, Kabupaten Sumedang Wahyuni, Dwi; Hidayat, Arifin; Wilujeng, Sri; Kusumawardhani, Dina Tiara; Silaban, Rosalia
ULIN: Jurnal Hutan Tropis Vol 10, No 1 (2026)
Publisher : Fakultas Kehutanan Universitas Mulawarman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32522/ujht.v10i1.25912

Abstract

Kerusakan lahan merupakan permasalahan serius akibat ketidakseimbangan pengelolaan hutan antar aspek ekologi dan sosial – ekonomi. Lahan yang teridentifikasi sebagai lahan rusak dikenal dengan lahan kritis. Upaya pengendalian lahan kritis dapat dilakukan melalui kegiatan Rehabilitasi Hutan dan Lahan (RHL) dengan penanaman jenis Multi Purpose Tree Species (MPTS) yang memiliki nilai ekologis dan ekonomis, seperti alpukat (Persea americana) dan petai (Parkia speciosa). Penelitian ini bertujuan untuk mengevaluasi kesesuaian lahan bagi pengembangan alpukat dan petai di Desa Cipicung, Kecamatan Jatigede, Kabupaten Sumedang, Jawa Barat. Metode penelitian menggunakan purposive sampling dengan intensitas sampling 5% pada lima plot untuk masing-masing jenis tanaman. Analisis kesesuaian lahan dilakukan menggunakan metode matching dan scoring terhadap delapan parameter, yaitu temperatur, curah hujan, kelembapan, tekstur tanah, permeabilitas tanah, pH tanah, kemiringan lereng, dan bahaya erosi. Hasil penelitian menunjukkan bahwa kelas kesesuaian lahan aktual untuk tanaman alpukat dan petai pada lahan RHL Desa Cipicung termasuk dalam kategori cukup sesuai (S2) dengan nilai rata-rata skor masing-masing 21,8 dan 24,2. Faktor pembatas utama meliputi temperatur, curah hujan, permeabilitas tanah, kemiringan lereng, dan bahaya erosi. Upaya peningkatan kesesuaian lahan secara potensial dapat dilakukan melalui penerapan teknik konservasi tanah dan air secara mekanik dan vegetatif yang tepat untuk mendukung keberhasilan rehabilitasi hutan secara berkelanjutan.
Peran Penanaman Pohon dalam Pelestarian Lingkungan dan Pengembangan Ekonomi Masyarakat Desa Sekitar Tahura Gunung Palasari Wahyuni, Dwi; Wilujeng, Sri; Darliana, Ina; Srimulyaningsih, Reni; Tanjung, Ishak
ABDI KAMI: Jurnal Pengabdian Kepada Masyarakat Vol. 8 No. 1 (2025): (February 2025)
Publisher : LPPM Institut Agama Islam (IAI) Ibrahimy Genteng Banyuwangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.69552/abdi_kami.v8i1.2938

Abstract

The forest area that plays a role in conservation efforts in Sumedang is the Gunung Palasari Grand Forest Park (TAHURA). These efforts can fail with various threats such as deforestation, exploitation and even economic pressure on the community that puts the condition of the area in a critical situation. The stages of prevention of this threat involve collaboration from various parties, such as academics, the community, and various other stakeholders. The purpose of this study is to invite the community and its surroundings to know the role of trees and want to play a role in planting trees for environmental conservation and developing the community's economy. The academics who contributed were the Faculty of Forestry, Winaya Mukti University, who took an approach through the seminar lecture method. The seminar was held on November 29, 2024 from 08.00 - 16.00 at TAHURA Gunung Palasari which was divided into three sessions, namely material presentation, discussion and tree planting. The material presented was targeted to gain community knowledge about plants, especially trees and their benefits, as well as public awareness to understand the importance of planting trees. This activity was declared successful in achieving its target based on the N-gain test, which obtained 60% from the difference in each pre-test to post-test parameter. The suggestion from this research is that routine planting activities should continue to be carried out.
Studi Awal Kultur Biji Sowang (Xanthostemon novaguineense Valet.) Secara In-Vitro Sri Wilujeng; Verena Agustini
Jurnal Biodjati Vol 2 No 1 (2017): Jurnal Biodjati, Vol II, Nomor 1, Mei 2017
Publisher : UIN Sunan Gunung Djati Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15575/biodjati.v2i1.1288

Abstract

Sowang (Xanthostemon novoguineense Valet.) diidentifikasi sebagai spesies endemik Papua. X. novaguineense merupakan jenis tumbuhan New Guinea bagian barat dengan data ilmiah yang sangat terbatas. Di alam, jumlah tegakan dan habitat sowang saat ini telah menyusut karena eksploitasi hasil hutan dan konversi lahan. Sementara eksploitasi kayu sowang dan konversi habitat sowang tetap berlangsung, usaha meregenerasi belum tampak di masyarakat, kemampuan regenerasi sowang secara alami juga sangat rendah. Hal ini merupakan ancaman kepunahan bagi populasi sowang. Penelitian ini dilakukan untuk mengidentifikasi media in-vitro yang sesuai bagi perkecambahan biji dan pertumbuhan tunas sowang. Percobaan dirancang dengan  memperlakukan dua jenis media perkecambahan yakni VW yang dimodifikasi dan MS dengan zpt, 20 ulangan, setiap satu unit percobaan berisi 30 benih sowang yang ditanam di media, dilakukan di laboratorium kultur jaringan FMIPA Universitas Cenderawasih Jayapura. Variabel penelitian adalah hari muncul tunas, persen perkecambahan, penampilan tunas dan tinggi tunas pada usia tunas 60 hari. Data dianalisis dengan independent sample t test. Hasil penelitian menunjukkan tidak terdapat signifikansi pada variabel-variabel hari muncul tunas, persen perkecambahan, penampilan tunas dan tinggi tunas antara perlakuan media VW yang dimodifikasi dan MS dengan zpt. Rata-rata hari muncul tunas adalah 5.50 hari dan 5.55 hari, rata-rata persen perkecambahan adalah 63.55% dan 61.40%, rata-rata skor penampilan tunas adalah 2.85 dan 2.75 serta rata-rata panjang tunas adalah 2.84 cm dan 2.67 cm. 
Seleksi calon pohon plus gaharu (Aquilaria malaccensis Lamk.) di agrowisata kebun gaharu Purwakarta Sri Wilujeng; Rian Susila; Ina Darliana; M Saepul Mukhlis
COMPOSITE : Jurnal Ilmu Pertanian Vol. 8 No. 1 (2026): Januari
Publisher : University of Insan Cendekia Mandiri

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37577/composite.v8i1.1027

Abstract

Abstract belum tersedia.
Pengaruh Kompetensi, Motivasi Dan Disiplin Terhadap Kinerja Guru SMP Negeri 15 Malang Suwaiba, Suwaiba; Graha, Andi Nu; Wilujeng, Sri
Reflection Journal Vol. 6 No. 1 (2026): June
Publisher : Lembaga Penelitian dan Pemberdayaan Masyarakat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/bn3ag090

Abstract

Teacher performance is a key factor in determining the quality of national education, as teachers function not only as knowledge providers but also as facilitators, motivators, and character builders for students. However, observations indicate that teacher performance remains suboptimal, particularly in learning innovation, discipline consistency, and work motivation. This study aims to analyze the influence of competence (X1), motivation (X2), and discipline (X3) on teacher performance (Y) at SMP Negeri 15 Malang, both simultaneously and partially. A quantitative survey method with saturated sampling was applied, involving 46 teachers. Data were collected using a validated and reliable Likert-scale questionnaire and analyzed through multiple linear regression with SPSS. The results show that competence, motivation, and discipline simultaneously and partially have a significant effect on teacher performance. The Adjusted R Square value of 0.632 indicates that 63.2% of teacher performance variation is explained by these variables. The regression equation obtained is Y = 12.644 + 0.589X1 + 0.066X2 + 0.130X3. Improving teacher performance requires strengthening competence, motivation, and discipline in an integrated manner.
Carbon Reserve Potential, Carbon Dioxide Absorption Capacity, and Oxygen Release in The Conservation Forest of Kamojang, West Java Dadang Maulana Abdul Ghani; Raizal Fahmi Solihat; Sri Wilujeng
Greenation International Journal of Engineering Science Vol. 1 No. 2 (2023): (GIJES) Greenation International Journal of Engineering Science (June 2023)
Publisher : Greenation Research

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.38035/gijes.v1i2.90

Abstract

This research aims to identify and measure the carbon reserve potential, carbon dioxide absorption capacity, and oxygen release of tree vegetation in the conservation forest area of Kamojang, West Java. The research method includes field data collection by measuring tree biomass and specific gravity analysis, using systematic sampling techniques to determine research plots. The results of the study indicate that the Cikaro and Cibeunying blocks have a potential carbon reserve of approximately 202,577 tons, a karbon dioxide absorption capacity of around 742,781 tons, and an oxygen release of about 540,132 tons. Tree species such as Pinus (Pinus merkusii), Kibeureum (Dystilium stellare), Manglid (Maglietia glauca), Puspa (Schima wallichii), and Ki Badak (Fagraea fragrans) contribute the most to the total carbon amount. This research provides essential information for the management of the Kamojang conservation forest area in forest management policies as a crucial carbon reserve source for climate change mitigation.
Co-Authors Achmad Ruchlihadiana Tisnasendjaja Agus Sumanto Andari, Ruri Andi Nu Graha Andrian, Viki Anggri Sartika Wiguna Anjar, Arien Arifin Hidayat Asna, Asna Azhari, Lusi Ayu Bahri, Subur Choirunnisa, Nina Dadang Maulana Abdul Ghani Dharmawan, Gilang diana, wulan Dianawati Suryaningtyas Dimas Hadi Prayoga Dimas Imaniar Dina Tiara Kusumawardhani Dwi Wahyuni Dwi Wahyuni Emma Yuliani Erna Agustina Eva Prastiwi, Yurika Fajar Nurmajid Febri Yusdianatari, Wanda Ferdiani, Rosita Dwi Fernanda, Alvina Arti Fikri Fikri Harianto, Wahyudi Hena Dian Ayu Heri Widodo Hidayat, Candra Wahyu Ina Darliana Ina Darliana Ina Darlina Ina Darlina Irawan, Aprita Irianto, Dicky Fahmi Ishak Tan Jatu Permatasari, Safrieta Jumiati, Silvianingsih K, Mahardika Putri Lalo, Anggie Marice Bili Lora septrianda putri Ludi Wishnu Wardana Lukmansyah, Lucky Luth, Fahriza M Saepul Mukhlis Mahardika Putri Kaonang Manurung, Nadila Anugraini Br Maulana Abdul Ghani, Dadang Metta Wangi Moch. Sholichin Muliana, Erna Mulyawan, Rizka Nosari, Yulia Nur Rohimah, Wahyu Oktaviyani, Bella Pahlevi Hentika, Niko Panjaitan, Maya Sari Prasetyo Widodo Puspitosari Suharso, Arien Anjar Putra, M Hengki Riawan Rachman, Ziana Maulidiyah Raizal Fahmi Raizal Fahmi Raizal Fahmi Raizal Fahmi Solihat Raufuddin, Raufuddin Razi, Ar Rizki, Robbi Adi Rofuddin, Rofuddin Rosalia Silaban Roufuddin, Roufuddin Safari, Syahrul Sedyastuti, Kristina Sembiring, Rinawati Sibarani, Vanni Intan Medika Siti Khatijah Srimulyaningsih, Reni Susila, Rian Suwaiba, Suwaiba Tanjung, Ishak Tatang Rohmat Utama , Dana Marsetiya Verena Agustini Verena Agustini Vitasari, Leni Wahyudiono, Andhika Widia Novita Sari Widoyanti, Virki Widoyanti, Virki Putri Wresni Andaningsih, Wresni Wulandari, Juwita Yobel, Sosilo Yobel, Susilo Yulisda, Desvina