Telusuri Artikel Berdasarkan Abjad - Portal Jurnal

Menampilkan 314 artikel yang diawali dengan huruf "U"


Use of Ameliorants to Increase Growth and Yield of Maize (Zea mays L.) in Peat Soils of West Kalimantan

Oleh: Suswati, Denah, Sunarminto, Bambang Hendro, Shiddieq, Dja’far

Peatland in Indonesia has a potential for maize cultivation, but it has constraints that low of soil pH and of nutrient availability. Use of ameliorants from coastal sediment and salted fish waste was an alternative to improve peatlands productivity and maize yields. Objective of the study was to ex...

Penerbit: UNIVERSITY OF LAMPUNG

Use of Balanced Fertilizer Doses and Pruning Methods to Increase Growth and Yield of Rice Plants in Acidic Sulphate Lands in West Borneo

Oleh: Suyanto, Agus, Masulili, Agusalim, Setiawan, Setiawan

The provision of appropriate technology for farmers was necessary to optimize the productivity of rice plants, especially in acidic sulfate fields. The purpose of study were to determine optimal dose of NPK fertilizer and right pruning time to increase growth and yield of rice plants in acidic sulfa...

Penerbit: The University of Lampung

Use of Biochar to Control Root-Feeding Soil Nematodes on Muna Local Tomatoes Variety

Oleh: Ningsi, Fitri Wahyu, Hakim, Irfan, Dussy, Achmad Nur Azhary

Energy pathways in soil nematode communities consist of energy pathways for roots, bacteria, and fungi. The dominance of the root energy pathway indicated an increase in nematode attacks on the roots that can be regulated through changes in food availability and the environment. This study aimed to ...

Penerbit: UNIVERSITY OF LAMPUNG

Use of E-Comic media through canva to increase the Maharah Kitabah

Oleh: Khalis, Salsabila, Sopian, Asep

Every language skill must have its disadvantages and advantages, as well as writing skills (Maharah Kitabah). Based on the results of observations, there are difficulties in writing skills, namely different backgrounds When attending elementary school, lack of practice and uninteresting material tau...

Penerbit: Universitas Lampung

Use of Plant Derived Ash as Potassium Fertilizer and Its Effects on Soil Nutrient Status and Cocoa Growth

Oleh: Baon, John Bako

Analternative to replacing the expensive potassium (K) fertilizers, such as KCl, should be investigated by Indonesia as the third largest cocoa (Theobroma cacao L.) producing country. The objective of this study is to investigate the effect of plant derived ash (PDAsh) application on soil nutrient s...

Penerbit: UNIVERSITY OF LAMPUNG

Use of Portable Fluorescence Spectroscopy and SIMCA Method to Test The Authenticity of Apis mellifera Honey From Coffee Flower Nectar Mixed With Two Artificial Sweeteners

Oleh: Kuncoro, Sapto, Suhandy, Diding, Warji, Warji

Honey with coffee flowers nectar is native honey formed from flower nectar. In this investigation, corn syrup and rice syrup, two artificial sweeteners, were utilized as an adulterant. Portable fluorescence spectroscopy and the SIMCA method are the tools and techniques employed. There were up to 20 ...

Penerbit: The University of Lampung

Use of Problem-Based Electronic Worksheet on Hooke's Law Materials to Increase Creativity of Students

Oleh: Nyeneng, I Dewa Putu, Ertikanto, Chandra, Suyatna, Agus

This research aims to find out the use of problem-based Electronic worksheets with problem-based learning models in Hooke's Law subject material to increase the creativity of students. The population of this study was all students of class XI IPA State High School 1 Rumbia. The sample in this study ...

Penerbit: Jurnal Pembelajaran Fisika

Using 5E Learning Cycle-Based Laboratory Activity in Improving Students’ Problem Solving Skills on Mixture Separation Topic

Oleh: Fadiawati, Noor, Diawati, Chansyanah, Meidayanti, Reni

Using 5E learning cycle-based laboratory activity in improving students’ problem solving skills on mixture separation topic. Objectives: The aim of this study was to describe the effectivity of laboratory activity on mixture separation topic based on 5E learning cycle to improve students’ proble...

Penerbit: FKIP Universitas Lampung

Using Agile Software Development Methods to Develop an Android-Based Student Competency Assessment

Oleh: Surawan, Ghea Chandra, Haryanto, Haryanto

Using Agile Software Development Methods to Develop an Android-Based Student Competency Assessment. Objective: This study aimed to develop an android-based competency assessment application system, reveal the functionalities, feasibility, performance, validity and reliability of the apps. Methods: T...

Penerbit: FKIP Universitas Lampung

Using CIPP Model to Evaluate the Effectiveness of Flexible Learning Implementation in Satya Wacana Christian University

Oleh: Dwikurnaningsih, Yari, Waruwu, Marinu, Wasitohadi, Wasitohadi

Using CIPP Model to evaluate the effectiveness of flexible learning implementation in Satya Wacana Christian University. Purpose: This study aims to assess the effectiveness of flexible learning-based learning at the university level. Method: The research approach uses a mixed method with a sequenti...

Penerbit: FKIP Universitas Lampung

Using e-Worksheet Integrated with PBL-STEM Activities to Improve Disaster Literacy of Junior High School Students

Oleh: Sari, Witri Puspita, Abdurrahman, Abdurrahman, Lengkana, Dewi

The purpose of this study was to develop a PBL-STEM-based e-worksheet to improve students' disaster literacy using Microsoft Sway. This study uses the Research and Development (R&D) method with 4d (four-D). The 4D development model consists of 4 stages, namely define, design, develop, and disseminat...

Penerbit: FKIP Universitas Lampung

Using Geostatistics for Spatial Analysis of Soil Moisture Content, Electrical Conductivity, and pH at Paddy Fields

Oleh: Wijayanto, Yagus, Kustianto, Muhammad Aldian Dwi, Budiman, Subhan Arif

Soil is dynamic due to various internal and external processes exerted on the soil, resulting in unique soil characteristics in space in short and long distances. Geostatistics (kriging) is the method of quantifying the spatial variation of soil properties. This research was mainly aimed at applying...

Penerbit: UNIVERSITY OF LAMPUNG

Using Jambi Local Wisdom of Lubuk Larangan as Theme for Development of Science Teaching Materials to Improve Students’ Environmental Literacy

Oleh: Arizaldy, Arizaldy, Anwar, Sjaeful, Sriyati, Siti

This research aims to produce teaching materials on the theme of lubuk larangan using 4S-TMD method to improve students' environmental literacy. The research method used was developmental Research, covering three stages, namely design, development, and evaluation. In the development stage, 4S-TMD me...

Penerbit: FKIP Universitas Lampung

Using Jigsaw Learning Model to Improve Collaboration and Communication Skills of High School Students on Environmental Change

Oleh: Aznia, Nur, Utina, Ramli, Hamidun, Marini Susanti

21st century learning must be designed according to the 4C skills, namely critical thinking, communication, collaboration, and creativity. One that is needed in learning is communication. In addition to communication skills, collaboration skills are needed. One strategy that can be designed by teach...

Penerbit: FKIP Universitas Lampung

Using Newman Error Analysis to Detect Students’ Error in Solving Junior High School Mathematics Problem

Oleh: Ahzan, Zulkaidah Nur, Simarmata, Justin Eduardo, Mone, Ferdinandus

The existence of student errors is due to the inability of the students to receive and process the information contained in the given questions. Therefore, it is necessary to conduct an analysis to find out student errors so that the results obtained in the analysis can be used by teachers to provid...

Penerbit: FKIP Universitas Lampung