Artikel dari Penerbit "University of Lampung"

Penerbit: University of Lampung

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Ditemukan 665 artikel.

Relationship between Soil Health Assessment and the Growth of Lettuce

Oleh: Riwandi, ., Handajaningsih, Merakati

Soil health is very important point for plant growth which is measured by several indicators. The purposes of the research were to assess and to classify soil health Padang Betuah area of Bengkulu, and to compare between soil health indicators and lettuce plant performance indicators. Soils, consist...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 25-32

Kinetics Approach of Biodegradation of Petroleum Contaminated Soil by using Indigenous Isolated Bacteria

Oleh: Yudono, Bambang, Said, Muhammad, Sabaruddin, .

The bioremediation of petroleum contaminated soil was investigated using a microscale Landfarming. The Indigenousbacteria, Pseudomonas pseudoalcaligenes, Bacillus megaterium, and Xanthobacter autotrophicus were isolated from the contaminated sites Sungai Lilin Jambi Pertamina Ltd and used further in...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 33-38

Characterization of Petroleum Hydrocarbon Decomposing Fungi Isolated from Mangrove Rhizosphere

Oleh: Gofar, Nuni

The research was done to obtain the isolates of soil borne fungi isolated from mangrove rhizosphere which were capable of degrading petroleum hydrocarbon compounds. The soil samples were collected from South Sumatra mangrove forest which was contaminated by petroleum. The isolates obtained were sele...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 39-45

Isolation and Selection of Rhizobium Tolerant to Pesticides and Aluminum from Acid Soils in Indonesia

Oleh: Martani, Erni, Margino, Sebastian, Indradewa, Didiek

Application of Rhizobium as inoculum in acid soil requires specific characters, namely high tolerance to pesticide residues, soil acidity, and high concentration of Aluminum. This study was conducted to isolate Rhizobium having these characters. Inspite of acid soils from Kalimantan, Sumatra, Sulawe...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 47-54

Optimum Population Size of Indigenous P-solubilizing Bacteria to Correct P Availability in Acid Soils

Oleh: Sabaruddin, ., Marsi, ., Desti, .

Indonesian acid soils were used to determine an optimum population size of indigenous P-solubilizing bacteria (PSB) for solubilizating fixed P. The experiment consisted of two sub-experiments. Sub-experiment I was to isolate the indigenous PSB from Ultisols, Fresh-water lowland Inceptisols, and tida...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 55-62

Soil Microbial Biomass Carbon under Rhizosphere and Non- Rhizosphere of Maize after a Long-Term Nitrogen Fertilization and Tillage Systems

Oleh: Dermiyati, ., Firdaus, Eva, Utomo, Muhajir

This research aimed to study the soil microbial biomass carbon (SMBC) under maize plant after a long-term application of nitrogen fertilizer and tillage systems (at the 37th growing season). The treatments were arranged in a factorial (3x3) in a randomized completely block design with 3 replications...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 63-68

Land Surface Evaluation Using Unit Hydrograph Methods at Way Besai Watershed, Sumberjaya, West Lampung, Indonesia

Oleh: Manik, Tumiar Katarina

Sumber Jaya is an important water resource area for Lampung Province; therefore the local government protects this area, especially from clearing the forest for coffee plantation. However, the efforts in protecting the forest area had created conflict with the local farmers. The objective of this re...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 69-76

Land Use Planning of Way Betung Watershed for Sustainable Water Resources Development of Bandar Lampung City

Oleh: Yuwono, Slamet Budi, Sinukaban, Naik, Murtilaksono, Kukuh

Way Betung watershed is one of the important water resources in Lampung Province and it provides a clean water for Bandar Lampung City through a regional water supply company (PDAM). By the increase of population and economical activities of Bandar Lampung City, the need of clean water also increase...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 77-84

Land Suitability for Developing Soybean Crops in Bumi Nabung and Rumbia Districts, Central Lampung

Oleh: Sudaryono, ., Prihastuti, ., Wijanarko, Andy

Bumi Nabung district consists of 6 villages with a total area of 7,810 ha which are divided into 251 ha of rain fed rice lands, 4,908 ha of dry land, 1,317 ha of lowland, 1,158 ha of yards and 176 ha of others. Rumbia district consists of 14 villages which has a total area of 22,696 ha of land consi...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 1: January 2011; 85-92

Determination and Prediction of Some Soil Properties using Partial Least Square (PLS) Calibration and Mid-Infra Red (MIR) Spectroscopy Analysis

Oleh: Djuuna, Irnanda Aiko Fifi, Abbott, Lynette, Russell, Craig

Soil chemical, physical and biological analyses are a crucial but often expensive and time-consuming step in the characterization of soils. Rapid and accurate predictions and relatively simple methods are ideally needed for soil analysis. The objective of this study was to predict some soil properti...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 16 No. 2: May 2011; 93-98

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