Department of Biology: Recent submissions
Now showing items 321-340 of 1294
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Kelimpahan, Pola Distribusi dan Pola Pertumbuhan Kepah Tahu (Meretrix Meretrix) di Perairan Pantai Sialang Buah, Kabupaten Serdang Bedagai, Sumatera Utara
(Universitas Sumatera Utara, 2023)Tofu clam (M. meretrix) is a soft-bodied animal (mollusca) that belongs to the bivalves or pelecypoda class. Tofu clam contains protein, fat, carbohydrates, EPA (Eicosapentaenoic Acid) and DHA (Docosahexaenoic Acid). ... -
Variasi Konsentrasi Ekstrak Taoge dan Media Tanam terhadap Pertumbuhan Microgreen Alfalfa (Medicago Sativa L.)
(Universitas Sumatera Utara, 2023)Microgreens are a young vegetables with small size harvested around 7 to 14 days after sowing. Microgreen require suitable growing media as well as nutrients to grow properly. The research on the variation of concentrations ... -
Analisis Kariotipe Kromosom Ikan Hias Ekor Pedang (Xiphophorus hellerii Heckel, 1848)
(Universitas Sumatera Utara, 2023)The genetic aspect of the swordtail fish (Xiphophorus hellerii), a member of the Poeciliidae family, rarely to known. The fish has a very high market value and can be produced as an attractive fish farming product. ... -
Pertumbuhan Tanaman Kangkung Darat (Ipomea Reptans Poir. ) dengan Nutrisi Pupuk Organik Cair Kulit Nanas (Ananas Comosus) pada Sistem Hidroponik Wick
(Universitas Sumatera Utara, 2023)Kangkong (Ipomea reptans Poir.) is a type of vegetable that is favored by all groups of people in Indonesia. This study aims to analyze the growth response of kangkong by giving pineapple peel POC nutrition with different ... -
Analisis Kariotipe Kromosom Ikan Sumatra (Puntius tetrazona Bleeker, 1855) dengan menggunakan Software IdeoKar 1.3
(Universitas Sumatera Utara, 2023)The Sumatra fish, Puntius tetrazona, is an ornamental fish native to Indonesia with an attractive appearance. This research aimed to analyze the karyotype of Sumatra fish chromosomes, including the number, the size, ... -
Identifikasi Ektoparasit Sapi (Bos Sp.) di Kebun Kelapa Sawit Afdeling Ii, Desa Gunung Kataran, Kecamatan Tebing Tinggi, Kabupaten Serdang Bedagai, Sumatera Utara
(Universitas Sumatera Utara, 2023)The high or low attack of ectoparasites in cattle is one of the supporting factors of the successfull of the raising cattle. The research of the identification of cattle ectoparasites (Bos sp.) at Afdeling II palm oil ... -
Jenis, Prevalensi dan Intensitas Endoparasit Gastrointestinal Kambing Peranakan Ettawa (Pe) (Capra Hircus Linn.) di Peternakan Jono, Medan Selayang, Sumatera Utara
(Universitas Sumatera Utara, 2023)The research of endoparasite infection of ettawa crossbred goats (Capra hircus Linn.) in Jono Farmers, Medan Selayang, North Sumatera was conducted in Desember 2022. The purpose of this research was to determine the ... -
Isolasi dan Skrining Bakteri Selulolitik dari Usus Belalang (Oxya Chinensis) dan Potensi Selulolitiknya
(Universitas Sumatera Utara, 2023)Grasshoppers are herbivorous insects or plant eaters which in large quantities can cause losses to farmers. Many studies have been conducted on cellulolytic microbes from herbivorous insects. This study aims to obtain ... -
Jenis, Prevalensi dan Intensitas Ektoparasit Kerbau (Bubalus Bubalis) yang di Pelihara Secara Semi Intensif di Desa Selamat Kabupaten Deli Serdang, Sumatera Utara
(Universitas Sumatera Utara, 2023)Buffalo (Bubalus bubalis) is a type of ruminant that important component in health development that support farming community businesses in rural areas. Buffaloe is one of animal species that susceptible infected by ... -
Uji Efektivitas Nanoherbal Daun Gagatan Harimau (Vitis Gracilis Wall.) Terhadap Histologi Jantung pada Tikus Wistar (Rattus Norvegicus L.) Jantan yang diberi Latihan Fisik
(Universitas Sumatera Utara, 2023)Gagatan harimau (Vitis gracilis wall.) is one of the Indonesian plants that has bioactive compounds and is beneficial as an antioxidant. In order to get the maximal effects, it need a specific preparation of this ... -
Variasi Media Tanam dan Penambahan Ekstrak Taoge Terhadap Pertumbuhan Microgreen Lobak Merah (Raphanus Sativus L.)
(Universitas Sumatera Utara, 2023)Microgreen are vegetables that can be harvested at a young age, approximaly at 7 to 14 days after sowing. The growth of microgreen is highly dependent on the planting media. The research on the Variation of Planting ... -
Uji Efektivitas Nanoherbal Daun Gagatan Harimau (Vitis Gracilis Wall.) Terhadap Histologi Ginjal pada Tikus Wistar (Rattus Norvegicus L.) Jantan yang diberi Latihan Fisik
(Universitas Sumatera Utara, 2023)Excessive swimming exercise will trigger an increase of free radicals in the body known as oxidative stress. Nano herbal of Gagatan harimau (Vitis gracilis) leaves contains of secondary metabolites such as flavonoids ... -
Kelimpahan, Pola Distribusi dan Pola Pertumbuhan Lobster Air Tawar (Cherax quadricarinatus) Di Perairan Sungai Aek Jambu, Desa Batang Bulu Jae, Kabupaten Padang Lawas, Sumatera Utara
(Universitas Sumatera Utara, 2023)The Aek Jambu River is a body of water that has a river length of 2210 meters and a river width of 4 to 7 meters. This river is used by the local community as a source of irrigation water for the needs of rice fields, ... -
Pengaruh Ekstrak Kulit Durian (Durio zibethinus Murr.) Terhadap Gambaran Histologi Paru-paru Tikus (Rattus norvegicus) Yang Diinduksi 7,12-Dimetilbenz (α) Antrasen (DMBA).
(Universitas Sumatera Utara, 2023)Durian peel extract is one of the raw materials for herbal medicine that contains large amounts of flavonoids, such as flavones and flavanols, which function as antiproliferative and antioxidant. The research was conducted ... -
Uji Efektivitas Ekstrak Kulit Durian (Durio zibethinus Murr.) terhadap Histomorfometri Hati Tikus (Rattus norvegicus) yang Diinduksi 7,12-Dimetilbenz (α) Antrasen (DMBA)
(Universitas Sumatera Utara, 2023)The research on the effectiveness of the durian peel extract (Durio zibethinus Murr.) on the liver histomorphometry of rats (Rattus norvegicus) induced by 7,12-Dimethylbenz (α) Antrasen (DMBA) was conducted from September ... -
Potensi Aktinomisetes Danau Lau Kawar dalam Menghambat Methicillin-Resistant Staphylococcus aureus (MRSA)
(Universitas Sumatera Utara, 2023)The Actinomycetes group is known as an antibiotic producer and is still being explored and studied for its ability to inhibit resistant bacteria such as Methicillin-Resistant Staphylococcus aureus (MRSA). This study aims ... -
Efek Ekstrak Daun Afrika (Vernonia Amygdalina Del.) Terhadap Gambaran Histologi Ginjal Mencit (Mus Musculus L.) Model Diabetes
(Universitas Sumatera Utara, 2023)Research on the effects of African leaf extract (Vernonia amygdalina Del.) on the histological appearance of the kidneys of mice (Mus musculus L.) the diabetes model has been carried out from May 2022 to July 2022. ... -
Pemanfaatan Air Kelapa (Cocos Nucifera L.) Sebagai Pupuk Organik Cair (Poc) Terhadap Pertumbuhan Tanaman Sawi Pagoda (Brassica Rapa Var.Narinosa L.)Pemanfaatan Air Kelapa (Cocos Nucifera L.) Sebagai Pupuk Organik Cair (Poc) Terhadap Pertumbuhan Tanaman Sawi Pagoda (Brassica Rapa Var.Narinosa L.)
(Universitas Sumatera Utara, 2023)This study aims to determine the effect of liquid organic fertilizer (POC) made from old coconut water (Cocos nucifera L.) on the growth of pagoda mustard (Brassica rapa var.narinosa L.). Liquid organic fertilizer is ... -
Pertumbuhan Tanaman Bayam Merah (Amaranthus tricolor) dengan Nutrisi Pupuk Organik Cair Kulit Nanas (Ananas comosus) pada Sistem Hidroponik Wick
(Universitas Sumatera Utara, 2023)This study aims to determine the effect of applying liquid organic fertilizer made from pineapple peel on the growth of red spinach (Amaranthus tricolor) to obtain the optimum POC concentration of pineapple peels to a ... -
Uji Efektivitas Nanoherbal Daun Gagatan Harimau (Vitis gracilis Wall.) Terhadap Histologi Testis pada Tikus Wistar (Rattus norvegicus) Jantan Yang Diberi Latihan Fisik
(Universitas Sumatera Utara, 2023)Nanoherbal of the gagatan harimau (Vitis gracilis Wall.) contains secondary metabolites such as flavonoids and terpenoids which can increase the number of spermatogonia cells, spermatocytes and spermatids. Tissues need ...