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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...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
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...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
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....
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
Impact of Rainforest Conversion on Surface Runoff and Soil Erosion in Nopu Upper Catchment of Central Sulawesi
Oleh: Hidayat, Yayat, Sinukaban, Naik, Pawitan, Hidayat
Rainforest conversion into agricultural lands in Nopu Upper Catchment such as cocoa plantations, maizes, cassava, peanuts, and scrub and bush were significantly increase soil erosions and surface runoffs, which in turn will decrease crops productivity and hydrologic functions of watershed. Soil ...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
Sustainable Dry Land Management Model on Corn Agribusiness System
Oleh: Pujiharti, Yulia, Haridjaja, Oteng, Eriyatno, .
The study aimed at building model of dry land management. Dynamic System Analysis was used to build model and Powersim 2.51 version for simulating. The parameter used in model were fertilizer (urea, SP-36, ACL), productivity (corn, cassava, mungbean), soil nutrient (N, P, K), crop nutrient r...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
Andisols from Tondano Area, North Sulawesi: Properties and Classification
Oleh: Hikmatullah, .
Three pedons of Andisol (TN-1, TN-2 and TN-3) developed from young volcanic materials of the Lokon, Soputan, and Lengkoan volcanoes respectively in the Tondano area, North Sulawesi, were studied in the field, and 18 soil samples were analysed in the laboratory for physical, chemical, and mineralogic...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 January 2008
Resistor Network Analogy of Non-obtuse Finite Element Model for Electrical Impedance Tomography
Oleh: Komarudin, Muhammad
This paper introduces resistor network analogy of Finite Element Modelling (FEM). The nonlinear iterative algorithms for image reconstruction in Electrical Impedance Tomography (EIT) involve computation with large matrices resulting from FEM. Consequently, it is difficult to realise real-time soluti...
Penerbit: Department of Electrical Engineering, Faculty of Engineering, Universitas Lampung • Publikasi: 01 September 2007
Pemodelan 4 Stages Untuk Perencanaan Strategis Sistem Informasi dan Teknologi Informasi Jurusan Teknik Elektro Universitas Lampung
Oleh: Mardiana, Mardiana
Informasi menjadi suatu hal sangat berharga dalam suatu organisasi sehinggadiperlukan suatu sistem dan teknologi yang mampu mengumpulkan, memproses, menyimpan, menganalisa dan menyebarkan informasi tersebut.Oleh karena itu, perencanaan strategis sistem dan teknologi informasi dibutuhkan untuk memper...
Penerbit: Department of Electrical Engineering, Faculty of Engineering, Universitas Lampung • Publikasi: 01 September 2007
Rancang Bangun Sistem Enkripsi Sebagai Security Komunikasi Handie-Talkie (Ht) Menggunakan Mikrokontroler Avr Seri
Oleh: Batubara, Mona Arif Muda, Komarudin, Muhammad, Susanty, Yunita
Keamanan telah menjadi aspek yangsangat penting dari suatu sistem informasi. Kriptografi dapat digunakan sebagai sistem keamanan yang dapat melindungi sistem informasi tersebut. Dalam teknik kriptografi informasi yangakan dikirim adalah berupa data yang telah diacak dengan menggunakan kunci. Hal ini...
Penerbit: Department of Electrical Engineering, Faculty of Engineering, Universitas Lampung • Publikasi: 01 September 2007
Rancang Bangun Alat Penghitung Biaya Energi Listrik Terpakai Berbasis Mikrokontroler Pic 16f877
Oleh: Wicaksono, Titis, Repelianto, Ageng Sadnowo, Haris, Abdul
Alat penghitung biaya energi listrik terpakai merupakan sebuah alat ukur energi listrik kWh (kilo Watt hour) yang dikonversikan dalam harga rupiah. Instrumen ini menggunakan metode pengukuran volt-ampere untuk menentukan daya kWh, perubahan tampilan harga dalam setiap jam dapat memonitoring harga pe...
Penerbit: Department of Electrical Engineering, Faculty of Engineering, Universitas Lampung • Publikasi: 01 September 2007