Telusuri Artikel Berdasarkan Abjad - Portal Jurnal

Telusuri Artikel (A-Z)

Temukan artikel berdasarkan urutan abjad judulnya.

Menampilkan 1189 artikel yang diawali dengan huruf "S"

Spatial Simulation of The Organic Carbon Content and its Effects on the Erodibility and Soil Erosion with Universal Soil Loss Equation and Geographic Information Systems

Oleh: Wijayanto, Yagus, Firmawati, Julvia Nurlaeli, Purnamasari, Ika

Universal Soil Loss Equation (USLE) and Geographical Information Systems are two spatial soil erosion analysis models because both have a spatial context. As an important factor, soil erodibility is crucial in determining soil erosion, with C-organic significantly influencing the K value. The main a...

Penerbit: UNIVERSITY OF LAMPUNG

Spatial Variability of Soil Inherent Fertility Status at Irrigation Rice Field in Waeapo Plain, Buru Regency

Oleh: Susanto, Andriko Noto

Analysis and interpretation of spatial variability soils properties are a basis in site-specific nutrients management. Evaluation inherent potentiality (IP) of soil fertility status is the method to know variability of soil fertility and spatial distribution at the area. Evaluation of IP was conduct...

Penerbit: UNIVERSITY OF LAMPUNG

Spatial Variability of Soil Nutrients Content Related to Rice Yield

Oleh: Syam, Tamaluddin

Spatial Variability of Soil Nutrients Content Related to Rice Yield (T Syam): Soil nutrients content and its spatial distribution are very important data for site specific fertilizer management to supply sufficient crop nutrition.  The study was carried out  at the farmer paddy field in Rejomu...

Penerbit: UNIVERSITY OF LAMPUNG

Speaking Anxiety in a Foreign Language Speaking Class: the Perspectives of Students’ and a Teacher

Oleh: Nababan, Elnora May, Lestariningsih, Fransisca Endang

Abstract: Speaking Anxiety in A Foreign Language Speaking Class: The Perspectives of Students’ And A Teacher. Objectives: This study aimed at investigating students’ speaking anxiety in a foreign language speaking class, the source of the anxiety, and the strategies to reduce their anxiety, in t...

Penerbit: FKIP Universitas Lampung

Species Diversity and Cave-Bat Conservation Efforts in Aoma Village, Wolasi District -Southeast Sulawesi

Oleh: Amirullah, Amirullah, Bakkareng, Sitti Wirdhana Ahmad, Risnaldi, La Ode Fabir

Indonesia a tropical country that remains warm all year, has the largest biodiversity. This study aims to determine the diversity of bats of the order Microchiroptera in Rau Cave, Wolasi, Conservation (Protected) Forest area, around Aoma Village, South Konawe Regency. Data collection was carried out...

Penerbit: Department of Biology Faculty of Mathematics and Natural Sciences Universitas Lampung in collaboration with The Indonesian Association of Biology (PBI) Lampung Branch.

SPECIES, HOST RANGE, AND IDENTIFICATION KEY OF WHITEFLIES OF BOGOR AND SURROUNDING AREA

Oleh: Hidayat, Purnama, Bintoro, Denny, Nurulalia, Lia

Species identification, host range, and identification key of whiteflies of Bogor and surrounding area. Whitefly (Hemiptera: Aleyrodidae) is a group of insects that are small, white, soft-bodied, and easily found on various agricultural crops. Whitefly is a phytophagous insect; some species are impo...

Penerbit: Universitas Lampung

Specifications of Sugar Cane Varieties Based on Land Characteristic and Typology

Oleh: Basuki, Basuki, Sari, Vega Kartika

The productivity of sugarcane is decreasing and there are more and more varieties in circulation. The decrease in productivity is caused by the incompatibility of each variety of land typology. The purpose of this research is to arrange the right varieties in increasing the productivity of sugarcane...

Penerbit: The University of Lampung

SPECTROSCOPIC INSIGHTS AND PHYSICOCHEMICAL PROPERTIES OF DEEP EUTECTIC SOLVENTS FORMED FROM CHOLINE CHLORIDE AND ORGANIC HYDROGEN BOND DONORS

Oleh: Indah Puspita Sari, Octaviani, Eti Artiningsih , Khansa, Shefia Dhiya

This study investigates the physicochemical properties and molecular insights of Deep Eutectic Solvents (DES) formed with choline chloride as the hydrogen bond acceptor (HBA) and various organic hydrogen bond donors (HBDs), such as citric acid, glycerol, and glycolic acid. DES were assessed for bioa...

Penerbit: Jurusan Kimia FMIPA Universitas Lampung

Spektrofotometer UV-Vis Untuk Estimasi Ukuran Nanopartikel Perak

Oleh: Junaidi, J

...

Penerbit: Department of Physics, Faculty of Mathematics and Natural Sciences, University of Lampung

SPESIES COMPOSITION AND DENSITY OF MACROALGAE IN KAMBOWA VILAGE WATERS, SOUTHEAST SULAWESI

Oleh: Ira, Ira

Macroalgae has an important role in marine waters both ecologically and economically. This study aims to provide information about spesies composition and density of macoalgae in the kambowa village waters and the wealth of macroalgae in south east Sulawesi. The study was conducted in the waters of ...

Penerbit: Jurusan Perikanan dan Kelautan

SPESIES PARASITOID LIPAPHIS ERYSIMI ASAL SUMATERA SELATAN DAN VARIASI PARASITISASINYA PADA TUMBUHAN INANG YANG BERBEDA

Oleh: Herlinda, Siti, Anggraini, Erise, Irsan, Chandra

Lipaphis erysimi (Hemiptera: Aphididae) is one of the main insect pests on brassicaceous crops. Aphids attack crops by sucking sap from its hosts. Densed population in the initial phase of crop growth could  inhibit growing, loss in yield up to 100%. Experiments were aimed to explore and identi...

Penerbit: Universitas Lampung

SPINAL DISC HERNIATION L4-S1 WITH CHRONIC EROSIVE GASTRITIS

Oleh: Pratami, Hema Anggika

Spinal disc herniation or called HNP is exploited nucleus pulposus into the vertebral canal due to degeneration of the annulus fibrosus of vertebra corpus caused by degenerative process and traumatic, while gastritis is an inflammation of the lining of the stomach mucosa and submucosa. A female, 55 ...

Penerbit: Fakultas Kedokteran Universitas Lampung

Spinal Structure of Mice Fetus (Mus musculus L.) Treated by Acanthus ilicifolius L. Leaves Extract

Oleh: Roy, Tunggul Van, Nurcahyani, Nuning, Sutyarso, Sutyarso

Jeruju had various chemical components. This study was conducted on the teratogenic test of jeruju leaf extract to determine abnormalities in fetal mice (Mus musculus L.). This study used a completely randomized design (CRD) method with 20 pregnant female mice divided into 4 groups: 1 grou...

Penerbit: Department of Biology Faculty of Mathematics and Natural Sciences Universitas Lampung in collaboration with The Indonesian Association of Biology (PBI) Lampung Branch.

Spiral Bevel Gears: Review on Dynamics.

Oleh: Samani, Farhad S., Rakhshani, Shakiba, Estahbanati, Mahdi

Bevel gears are a type of gears commonly used in various applications, especially where a change in the direction of power transmission is needed. The teeth on bevel gears are vulnerable to various defects that can affect their performance, such as pitting, wear, and chipping. These defects can lead...

Penerbit: Jurusan Teknik Mesin, Fakultas Teknik, Universitas Lampung

Spodoptera frugiperda: Hama utama pada tanaman jagung dan strategi pengendaliannya

Oleh: Anintyas, Dytri, Safitri, Khofifah Nur Indah, Kusumawati, Eka

Spodoptera frugiperda (FAW), or fall armyworm, is a major invasive pest that attacks corn crops in various tropical and subtropical regions. In recent decades, the global spread of FAW has been accelerated by international trade and climate change. In Indonesia, the presence of this pest was first r...

Penerbit: Universitas Lampung

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