Penerbit: University of Lampung
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Ditemukan 665 artikel.
Faktor-Faktor yang Mempengaruhi Kesulitan Belajar Peserta Didik pada Pembelajaran Pendidikan Pancasila dan Kewarganegaraan di SMP Negeri 3 Gadingrejo
Oleh: Anggraeni, Fadila
Tujuan penelitian ini adalah untuk mengetahui dan menjelaskan tentang faktor-faktor yang mempengaruhi kesulitan belajar peserta didik pada pembelajaran Pendidikan Pancasila dan Kewarganegaraan di SMP Negeri 3 Gadingrejo Kabupaten Pringsewu. Metode yang digunakan adalah metode deskriptif dengan pende...
Sumber: Journal of Social Science Education; Vol 1, No 2 (2020): Vol 1, No 2 (2020) Journal of Social Science Education; 108-121
Penajaan Limbah Tekstil Padat Siasat Penyegaran Green Economy
Oleh: Rahmawati, Diya Rofika, Rahmanto, Andi Adam, Hanifah, Nida
Pemanasan global akibat penumpukan gas karbondioksida (CO2) mengakibatkan suhu udara terasa lebih panas. Penumpukan gas karbondioksida (CO2) terjadi disebabkan aktivitas manusia yang tidak memperhatikan keberlanjutan lingkungan. Konsep green economy dicanangkan mampu mengatasi persoalan yang hangat ...
Sumber: Journal of Social Science Education; Vol 4, No 2 (2023): Vol 4, No 2 (2023) Journal of Social Science Education; 54-59
Mapping Of Potential Land Disasters Using GIS (Geographic Information System) In Tanggamus District
Oleh: Nabilah, Ghina
Kabupaten Tanggamus merupakan salah satu daerah yang berpotensi longsor karena dilalui oleh pegunungan dan perbukitan. Penelitian ini bertujuan untuk mengetahui tingkat potensi longsor dan mengetahui sebaran wilayah yang berpotensi longsor di Kabupaten Tanggamus. Penelitian ini bertujuan untuk menge...
Sumber: Journal of Social Science Education; Vol 3, No 2 (2022): Vol 3, No 2 (2022) Journal of Social Science Education; 133-142
Pengaruh Bentuk Interaksi Sosial Terhadap Sikap Solidaritas Peserta Didik SMK Negeri 1 Bumi Ratu Nuban Lampung Tengah Tahun Pelajaran 2019/2020
Oleh: Fitri, Sofa Mutiara
Tujuan penelitian ini untuk menjelaskan seberapa besar pengaruh bentuk interaksi sosial terhadap sikap solidaritas peserta didik SMK Negeri 1 Bumi Ratu Nuban Lampung Tengah Tahun Pelajaran 2019/2020. Metode yang digunakan yaitu deskriptif dengan pendekatan kuantitatif dengan subjek penelitian pesert...
Sumber: Journal of Social Science Education; Vol 1, No 1 (2020): Vol 1, No 1 (2020) Journal of Social Science Education; 30-40
Dissolution Kinetics of Milled-Silicate Rock Fertilizers in Organic Acid
Oleh: Priyono, Joko, Gilkes, Robert John
A dissolution experiment was carried out to identify the effects of milling condition on dissolution kinetics of silicate rock fertilizers. Initially ground materials (Ø < 250 μm for basalt, dolerite, gneiss, and Ø < 150 μm for K-feldspar) were further milled with a ball mill (Spex...
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 1-10
Solubility of Rock Phosphate and its Effect to the Growth and Yield of Maize on Ultisols
Oleh: Kasno, Antonius, Setyorini, Diah, Dwiningsih, Sutisni
Phosphor is a macro nutrients and it becomes the main limiting factor for maize growth on Ultisols. Rock phosphate is one of P fertilizer sources contains high P and Ca content, slow release and soluble under acid condition, suitable for acid soil. The objective of this research is to study the solu...
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 11-22
Existing Versus Added Soil Organic Matter in Relation to Phosphorus Availability on Lateritic Soils
Oleh: Yusran, Fadly Hairannoor
Lateritic soils (Ultisols and Oxisols) are commonly characterised by high phosphate sorbing capacity due to the type of clay and present high content of aluminium (Al) and iron (Fe) oxides. Addition of fresh organic matter (OM) may contribute to management of these soils by releasing more bicarb...
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 23-34
Effects of land applications waste water of crude palm oil factory on some nutrient available in soil and nutrient content in palm oil
Oleh: Banuwa, Irwan Sukri, Pulung, Mamat Anwar
An experiment was aimed to study effect of waste water of crude palm oil (CPO) factory on some nutrient available in soil and nutrient content in palm oil.  The experiment was conducted using a completely randomized block design with six levels of waste water treatments (0, 250, 500, 750, 1.0...
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 35-40
Manures Effectivity to Enhanced the Availability of Phosphorus, Crops Growth and Yield of Rice and Corn in Acid Upland Soil
Oleh: Sulaiman, Yoyo
The research was conducted in Tamanbogo Station Research in the 2007 Rainy Season in upland rice-corn intercropping farming. The research design used Randomized Complete Block Design with 3 replications. The treatments were 1). 15 t ha-1 manures + Residues of rock phosphate (RRP), 2). Without ma...
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 41-47
Improvement of Soil Chemistry Characteristic of Upland with Rock Phosphate, Phosphate-Solubilizing Bacteria and Farm Yard Manure For Increase of Soybean Yield
Oleh: Noor, Aidi
The experiment aims to know the role of rock phosphate, phosphate-solubilizing bacteria and farm yard manure application in improve quality of acid upland and its influence to soybean yield. Experiment was conducted in the greenhouse using Ultisols from Kentrong at 2001 year....
Sumber: JOURNAL OF TROPICAL SOILS; Vol. 13 No. 1: January 2008; 49-58