Department of Biology: Recent submissions
Now showing items 1-20 of 1273
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Studi Efektivitas Polinasi Jambu Air (Syzygium aqueum) Oleh Lebah Klanceng (Trigona spp.) Di Kebun Agrowisata Medan Istana Jambu, Sidirejo, Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2025)The use of Trigona sp. as a pollinator is one of the meliponiculture techniques to increase plant pollination. Klanceng bees (Trigona sp.) are a type of stingless bee that has an important role as a plant pollinator. ... -
Efek Ekstrak Etanol Biji Pinang (Areca Catechu L.) terhadap Kadar Gula Darah dan Histologi Pankreas pada Tikus (Rattus Norvegicus L.) Jantan yang Diinduksi Aloksan
(Universitas Sumatera Utara, 2025)Areca catechu seeds (Areca catechu L.) is a herbal plant that contains secondary metabolite compounds such as flavonoids, alkaloids, saponins, and tannins, which have hypoglycemic properties. Flavonoids, as antioxidants, ... -
Pengaruh Aktivitas Harian Lebah Klanceng (Trigona Spp.) Terhadap Polinasi Dan Durasi Pembuahan Tanaman Anggur (Vitis Vinifera L.) Di Desa Sidodadi Ramunia, Kecamatan Beringin
(Universitas Sumatera Utara, 2025)Grapevine (Vitis vinifera L.) has been a high-value commodity whose growth has been influenced by the environmental factors and the presence of pollinators, such as stingless bees (Trigona spp.), which have potential as ... -
Jenis-Jenis Pandanaceae di Pulau Nias Sumatera Utara
(Universitas Sumatera Utara, 2017)This study aims to reveal the diversity, distribution, and morphological as well as anatomical characteristics of the Pandanaceae family on Nias Island, North Sumatra. The exploration results identified ten species of ... -
Potensi Isolate Bakteri Penghasil Biosurfaktan Lokal dalam Penguraian Karbofuran
(Universitas Sumatera Utara, 2024)A study about the potency of local bacterial isolates capable of degrading carbofuran has been done. The aims of the study were: to obtain local bacterial isolates from North Sumatra capable of degrading carbofuran, an ... -
LoA Manuscript Acceptance International Journal of Agriculture and Biology (IJAB) On Behalf of Ingrid Sihombing
(International Journal Of Agriculture & Biology, 2025) -
Analisis Efek Antiinflamasi Nanoherbal Daun Söfö- Söfö (Adenostemma lavenia) dalam Mengatasi Sepsis Paru- Paru Melalui Studi In Silico
(Universitas Sumatera Utara, 2025)Pulmonary sepsis is a severe systemic inflammatory condition with potentially fatal outcomes, necessitating an effective therapeutic approach. This study aimed to evaluate the anti-inflammatory potential of the nanoherbal ... -
Studi Etnobotani dan Skrining Fitokimia Tumbuhan Obat untuk Sistem Peredaran Darah pada Masyarakat Kecamatan Tamiang, Hulu Aceh Tamiang
(Univesitas Sumatera Utara, 2025)The use of traditional medicinal plants plays an important role in maintaining public health, particularly in the treatment of circulatory system diseases, which remain a major health concern. This study aims to document ... -
Kekayaan Jenis Liken di Taman Wisata Alam Sicike-Cike Kabupaten Dairi dan Potensinya Sebagai Sumber Antioksidan
(Universitas Sumatera Utara, 2025)Research on lichens in North Sumatra is still limited; in fact, lichens have potential that can be utilized in the fields of health and pharmaceuticals. This study aims to identify liken species found in the Sicike-cike ... -
Keberadaan Serangga dan Peranannya Pada Lahan Pertanian Padi (Oryza sativa L.) di Kecamatan Medang Deras Kabupaten Batu Bara Sumatera Utara
(Universitas Sumatera Utara, 2025)The presence of insects is greatly influenced by the growth period of rice plants (Oryza sativa L.). During its growth period, it often experiences insect disturbances, including pests, pollinators and predators. The study ... -
Potensi Bacillus thuringiensis dari Tanah Kebun Kelapa Sawit di Kabupaten Batubara sebagai Agen Pengendalian Larva Nyamuk
(Universitas Sumatera Utara, 2025)The increasing resistance of Aedes aegypti and Culex sp. mosquitoes to chemical insecticides necessitates the search for environmentally friendly alternatives. This study evaluated the toxicological potential of Bacillus ... -
Potensi Bakteri Tanah Kawasan Terminal dalam Mendegradasi Oli Bekas
(Universitas Sumatera Utara, 2025)Environmental pollution caused by used oil is a serious problem due to its toxic hydrocarbon content, which is difficult to break down naturally. This study aims to examine the potential of bacteria isolated from the ... -
Potensi Jamur Endofit Penghasil Enzim Lakase dari Daun Kelapa Sawit (Elaeis guineensis Jacq.)
(Universitas Sumatera Utara, 2025)Oil palm leaves as habitat for various endophytic fungi that have the potential to produce hydrolytic enzymes, including lignin-degrading laccase enzymes. This study aimed to determine the potential of endophytic fungi ... -
Korelasi Indeks Shannon-Wiener Tumbuhan Pakan dengan Encounter Rate Burung Merbah Cerucuk (Pycnonotus goiavier) di Area Kampus Universitas Sumatera Utara
(Universitas Sumatera Utara, 2025)The Yellow-vented Bulbul (Pycnonotus goiavier) is a bird that feed fruit (frugivorous) and nectar (nectarivorous). The presence of the bird depends on the availability of the plants in its habitat. The diversity of ... -
Keanekaragaman Jenis Burung Air dan Analisis Jenis Makrozoobentos sebagai Sumber Makanan Burung di Kawasan Ekowisata Mangrove Sicanang, Belawan
(Universitas Sumatera Utara, 2025)Sicanang Mangrove Ecotourism is a habitat for waterbird so the area is designated as an important bird area (IBA). Conditions in the Sicanang Mangrove Ecotourism Area have experienced many anthropogenic disturbances due ... -
Makrofauna Tanah sebagai Spesies Bioindikator pada Areal Perkebunan Karet yang diberi Limbah Cair Pabrik Kelapa Sawit sebagai Pupuk
(Universitas Sumatera Utara, 2025)This research was conducted to determine the density and macrofauna of soil that acts as a bioindicator species in rubber plantations owned by the community in Firdaus Village. Determination of the sampling points was used ... -
Keragaman Tanaman Cabai Merah (Capsicum Annuum L.) yang Diinduksi Etil Metana Sulfonat (EMS) Berdasarkan Karakter Morfologi, Molekuler, dan Kandungan Capsaicin
(Universitas Sumatera Utara, 2025)The red chili peppers (Capsicum annuum L.) are horticultural plants containing capsaicin as their primary bioactive compound. The low adaptability of red chili peppers is feared to cause limited genetic diversity. Efforts ... -
Bioekologi Ikan Cencen (Mystacoleucus marginatus, Valenciennes 1842) sebagai Dasar Upaya Pelestarian Sumberdaya Perikanan di Sungai Lau Belawan, Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2025)Lau Belawan River has the potential for yellow-finned barb fish (Mystacoleucus marginatus, Valenciennes 1842). Ecologically, yellow-finned barb fish is a fish resources that must be preserved because it has the potential ... -
Potensi Ekstrak Daun Kelor (Moringa oleifera) Sebagai Biostimulan Terhadap Pertumbuhan Sawi Kailan (Brassica oleracea L.) Pada Hydroponik Wick
(Universitas Sumatera Utara, 2025)A study on the potential of moringa leaf extract (Moringa oleifera) as a biostimulant for the growth of kale (Brassica oleracea L.) in a Wick Hydroponic system was conducted from December 2023 to April 2024 at the Research ... -
Uji Efektivitas Nanoherbal Daun Gagatan Harimau (Paraboea leuserensis B.L.Burt.) terhadap Gambaran Histologi Otak Tikus Wistar (Rattus norvegicus L.) Jantan yang Diinduksi Doxorubicin
(Universitas Sumatera Utara, 2025)Doxorubicin chemotherapy can cause neurotoxicity and cognitive impairment lead to brain cell damage. Gagatan harimau (Paraboea leuserensis B.L.Burtt) contains flavonoids and terpenoids with potential antioxidant properties ...