Undergraduate Theses
Undergraduate Theses
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Pengembangan Vascular Bundle Limbah Batang Sawit sebagai Bahan Baku Pembuatan Benang Komersial dengan Metode Mekanis
(Universitas Sumatera Utara, 2024)Oil palm (Elaeis guineensis Jacq.) is a plantation crop that will produce oil palm trunk waste from replanting activities. Oil palm trunks have not been widely utilized by the community and become waste for the environment ... -
Pembuatan Benang Serat Alam dari Bahan Baku Pandan Laut (Pandanus tectorius) dengan Menggunakan Metode Mekanis
(Universitas Sumatera Utara, 2024)Pandan laut (Pandanus tectorius) is a type of monocot plant that reaches 6 meters in height. Sea pandan leaves have various uses in various fields, both in cooking, the pharmaceutical industry and the cosmetics industry. ... -
Pengaruh Rasio Limbah Padat Organik dan Serbuk Kayu terhadap Kualitas Papan Partikel
(Universitas Sumatera Utara, 2024)This research utilizes waste in the form of organic solid waste and sawdust. This study aims to determine the effect of the ratio between organic solid waste and sawdust on the quality of particleboard. This research is ... -
Perubahan Warna pada Pewarna Alam Daun Jati Akibat Pengurangan Air Selama Ekstraksi dan Jenis Bahan Pengikat
(Universitas Sumatera Utara, 2024)The demand for dyes is increasing with the development of the textile industry, which requires dyes for fabric coloring. However, most dyes used are synthetic and can pollute the environment. This research aims to determine ... -
Kombinasi Serat Batang Kelapa Sawit (Elaeis guineensis Jaqc.) dengan Pandan Laut (Pandanus tectorius) sebagai Bahan Baku Pembuatan Benang Komersial
(Universitas Sumatera Utara, 2024)The increasing demand for raw materials in the textile industry can be overcome in an alternative way, namely by using oil palm stem and sea pandan waste. This research examines the use of oil palm stem waste as raw material ... -
Pengaruh Rasio Limbah Organik dan Serutan Bambu Tali (Gigantochloa apus) terhadap Kualitas Papan Partikel
(Universitas Sumatera Utara, 2024)The purpose of this research is to evaluate the physical properties, mechanical properties, and microscopic properties of particleboard made from organic waste and bamboo shavings. The testing of physical and mechanical ... -
Analisis Spasial Deforestasi untuk Perencanaan Rehabilitasi Hutan dan Lahan di KPH XII Tarutung Unit XX, Kabupaten Tapanuli Utara, Provinsi Sumatra Utara
(Universitas Sumatera Utara, 2024)This study aims to analyze the rate of deforestation in KPH XII Tarutung Unit XX and formulate effective rehabilitation planning strategies. The methods used include mapping land cover changes using satellite imagery from ... -
Identifikasi Keanekaragaman Jenis Ficus spp. di Stasiun Penelitian Soraya Kecamatan Sultan Daulat Kota Subulussalam Provinsi Aceh
(Universitas Sumatera Utara, 2024)The ability of Ficus to bear fruit throughout the year makes it a staple food in the forest ecosystem. Its abundance makes it an interesting research object, but research on the diversity of Ficus species, especially at ... -
Struktur dan Komposisi Jenis Pohon di Habitat Kapur (Dryobalanops Sumatrensis) di Stasiun Penelitian Soraya Kota Subulussalam
(Universitas Sumatera Utara, 2025)The Soraya Research Station is a conservation area that has a very high level of diversity. As one of the conservation areas, the existence of the Soraya Research Station is very important in the context of biodiversity ... -
Pengaruh Perlakuan Pendahuluan Partikel Terhadap Kualitas Hybrid Organic Solid Waste Particleboard (HOSWPb)
(Universitas Sumatera Utara, 2025)This research using organic waste in the form of vegetable residues and strands of belangke bamboo (Gigantochloa pruriens) as raw materials with the aim of determining the effect of particle pretreatment on the quality of ... -
Jenis Pakan Lebah dan Kalender Pembungaan Tanaman Hias di Taman Margasatwa Simalingkar Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2024)Unpredictable and prolonged dry or rainy seasons disrupt the flowering cycles of plants, resulting in insufficient natural food availability for honey bees. If this condition persists, it causes various developmental and ... -
Inovasi Pembuatan Permen Jelly dan Permen Kristal dari Ekstrak Daun Gaharu (Aquilaria malaccensis Lamk.)
(Universitas Sumatera Utara, 2024)In general, crystal candy and jelly candy are only known as foods that contain calories and do not have antioxidants. By making innovations based on agarwood leaves (Aquilaria malaccensis Lamk.) which contain antioxidant ... -
Pengaruh Teknik Pemindahan Anakan Alam terhadap Keberhasilan Bibit Matoa (Pometia pinnata)
(Universitas Sumatera Utara, 2024)Wildings matoa (Pometia pinnata) are abundant in Arboretum Bekala, Universitas Sumatera Utara. Matoa seeds are recalcitrant. Wildlings are an alternative to provide seedlings. Proper transplanting techniques are needed to ... -
Dampak Perambahan Mangrove terhadap Distribusi Spasial Preferensi Habitat Kepiting Bakau (Scylla sp.) di Desa Lubuk Kertang Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Mangrove forests are an important part of coastal ecosystems that ensure the lives of residents and water productivity. One of the impacts of mangrove encroachment or conversion on the ecology of mangrove forests is the ... -
Pengukuran Tinggi Pohon Menggunakan Teknologi Unmanned Aerial Vehicle (UAV) Studi Kasus di Arboretum Kwala Bekala Universitas Sumatera Utara
(Universitas Sumatera Utara, 2024)This study aims to compare tree height measurements conducted in the field with those obtained from aerial photography using Unmanned Aerial Vehicle (UAV) technology at the Kwala Bekala Arboretum, University of Sumatera ... -
Kajian Asosiasi Tumbuhan Bawah di Bawah Tegakan Eukaliptus Umur 4 dan 5 Tahun di Research and Development PT Toba Pulp Lestari Sektor Aek Nauli
(Universitas Sumatera Utara, 2024)In a forest ecosystem, plants live and are closely related to each other and their environment. This relationship is seen from the variation in the number of each type of plant and the formation of the structure of the ... -
Keanekaragaman Jenis Tumbuhan Famili Araceae di Sekitar Kawasan Kampus II Universitas Sumatatera Utara
(Universitas Sumatera Utara, 2024)Campus II University of North Sumatera Located in Bekala is a grant granting land rights from the Government through PTPN II covering an area of 300 ha. This research aims to identify types of plants in the Araceae family ... -
Dampak Perambahan Mangrove terhadap Perekonomian Masyarakat Nelayan di Desa Lubuk Kertang Kabupaten Langkat
(Universitas Sumatera Utara, 2024)Mangrove ecosystems have an important role in maintaining environmental balance and sustainability of coastal ecosystems. However, in the last few decades, the mangrove ecosystem has faced serious threats due to the ... -
Identifikasi Fungi pada Dekomposisi Serasah Daun Avicennia marina pada Tingkat Salinitas 21-30 ppt di Belawan
(Universitas Sumatera Utara, 2023)Litter production is very important for the sustainability of mangrove ecosystems, because it contributes organic matter to mangrove ecosystems. Decomposition by decomposing organisms produces simple essential nutrients ... -
Identifikasi Fungi dan Laju Dekomposisi Serasah Daun Avicennia marina di Salinitas 0-10 ppt Muara Sungai Deli Kecamatan Belawan
(Universitas Sumatera Utara, 2024)Mangrove litter contributes organic matter to the mangrove ecosystem through decomposition. Litter decomposition creates a nutrient cycle in the ecosystem. Fungi as decomposers play a role in accelerating the rate of ...
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