12 articles in this issue
Diding Suhandy,Meinilwita Yulia,Sri Waluyo,Cicih Sugianti
AbstractThe potential use of UV-Visible spectroscopy along with DPLS (discriminant partial least squares) method has been evaluated to discriminate authenticity of luwak coffee. In this study, UV-Visible spectral data of adulterated and unadulterated luwa... see more
Amarilia Harsanti Dameswari,Emmy Darmawati,Lilik Pujantoro Eko Nugroho
Abstract Gumoti palm is one of health food with minimal post-harvest treatment that caused damage and limited range of distribution. The damage that Occurs in gumoti palm is brown discoloration caused by oxidation of the enzyme polyphenoloxidase (PPO). Pr... see more
Wawan Hermawan
Abstract The purpose of this study was to design and test a corn ears picker unit in two rows of corn crops for locally made corn harvesters. The picker unit was designed to be able to harvest the corn ears from two rows of corn crops, and be able to... see more
Agus Haryanto,Suharyadi Suharyadi,Budianto Lanya
AbstractThe objective of this study was to evaluate performance of LPG-fueled single cylinder pump enginein utilizing shallow groundwater for rice field irrigation. Research was conducted in Baktirasa Village, Subdistrict of Sragi, Regency of South Lampun... see more
Muhammad Achirul Nanda,Kudang Boro Seminar,Dodi Nandika
AbstractVarious methods for detecting termites in the wood have been developed, one of those was based on acoustic emission. Eventhough, that method was difficult to distinguish the signal generated by termites or interference noise from the environment. ... see more
Agus Ghautsun Niam,Herry Suhardiyanto,Kudang Boro Seminar,Akhiruddin Maddu
Abstract This paper discusses the cooling effect of the root zone (the root zone cooling) at a floating hydroponic for the shallot production in tropical lowland by cooling the nutrient bath. The study was conducted at three different temperatures, i.e. l... see more
Indah Kurniasari,Yohanes Aris Purwanto,I Wayan Budiastra,Sobir Ridwani
AbstractDetermination of tannin and non-soluble solid content of persimmon are usually carried out by a chemical method, these methods are destructive, time-consuming and can not be applied to the development of online grading. The objective of this study... see more
Nurbaiti Araswati,Herry Suhardiyanto,Mohamad Solahudin
AbstractRoot zone cooling system is needed to alleviate high-temperature injury for high-yield greenhouse vegetables production. Analysis of heat transfer along the cooling pipe is very important in designing the root zone cooling system. The objectives o... see more
Agus Haryanto,Ovita Yozana,Sugeng Triyono
AbstractThis study aims to determine parameters of first order kinetics of biodiesel production from used cooking oil through transesterification reaction with NaOH catalyst. Used cooking oil was obtained from fried food peddlers in Bandar Lampung. The tr... see more
Akhmad Syakhroni,Nuzulia Khoiriyah
AbstractHoney extractor is a tool used by farmers group “Bunga Alam Lestari”, Batang Regency to squeeze honey from the honeycomb which has been harvested. The tool owned by the farmers is categorized simple. It is operated manually, therefore the extortio... see more
Yani Kurniawan,Erlanda Augupta Pane,Ismail Ismail
AbstractPelton Turbine is a turbine which use nozzle as officers the direction of a stream water in order to move around of blade turbine. The rotating of turbine blade efected by some parameters such as the distance of the nozzle, position of nozzle, dia... see more
Rusman Sinaga,Armansyah Halomoan Tambunan,Prastowo Prastowo,Bintang Charles Hamonangan Simangunsong
AbstractKupang is one of the districts in Indonesia which has low electrification ratio that is about 60%. There are still 32 out of 177 villages having no access to Electrical Energy Sources (EES) supply. It means that there are 30,910 out of 78,011 hous... see more