Artikel (44)
Phosphate solubilizing bacteria (PSB) metabolites are organic acids, phosphomonoesterase enzyme (alkaline phosphatase) and antibiotic, which is able to dissolve insoluble phosphate. Phosphate solubilizing bacteria used in this study was expected to suppress Rhizoctonia solani attacks. This experimen...
JOURNAL OF TROPICAL SOILS; Vol. 13 No. 3: September 2008; 233-240 | 2018
Fertilization of K is very important to increase product agriculture besides fertilization of N and P. In this time usage fertilizer not yet proportional and rational, such as those which happened in usage rice field fertilizer of K for the crop of paddy tend to excessively. The other way in the upl...
JOURNAL OF TROPICAL SOILS; Vol. 13 No. 3: September 2008; 179-187 | 2018
Arable soils located in the vicinity of urban and industrial area are considered vulnerable to heavy metals pollution. Chemical inactivation, an in situ remediation method that used inexpensive chemicals to reduce pollutant solubility in polluted soil, was examined on a Cd-spiked arable soil. Th...
JOURNAL OF TROPICAL SOILS; Vol. 13 No. 3: September 2008; 171-178 | 2018
Water Table Fluctuation in Tidal Lowland for Developing Agricultural Water Management Strategies (MS Imanuddin, E Armanto, RH Susanto and SM Bernas):The research objective is to evaluate the water status in the tertiary block of tidal lowland for developing water management strategies and cropping p...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 277-282 | 2018
Increasing of Rice Yield by Using Growth Promoting Endophytic Bacteria from Swamp Land (SNA Fitri and N Gofar):Â Swamp land has can be used as a paddy field that will be potential as a rice source However, this land has some limiting factors such as low fertility. On the other hand, continous use...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 271-276 | 2018
Model Simulation of “Sawah-Kolam†System for Rainwater Harvesting to Support Rainfed Paddy Production (S Triyono, Zeovany, Oktafri, and B Rosadi): The study was used to evaluate whether rainwater could be harvested and used to meet water demand of rainfed paddy. As generally known, y...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 261-270 | 2018
The Effects of Various Water Table Depths on CO2 Emission at Oil Palm Plantation on West Aceh Peat (EP Handayani, M van Noordwijk, K Idris, S Sabiham and S Djuniwati): Changes in the depth of water table influenced carbon cycling in peatlands, and affected the sources and sinks of carbon...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 255-260 | 2018
Soil Organic Carbon Losses: The Balance between Respiration and Leaching, and Phosphorus Mobility in Lateritic Soils (FH Noor): Organic matter (OM) application may contribute to managing lateritic soils by improving aspects of physical, chemical, and biological fertility. However, the finite per...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 245-254 | 2018
The Properties of Humic Acids Extracted from Four Sources of Organic Matters and Their Ability to Bind Fe2+ at New Established Rice Field (Herviyanti, TB Prasetyo, F Ahmad and Darmawan):Â In order to identify the properties of humic acid extracted from four kinds of organic matters (a peat soil, ...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 237-244 | 2018
Site Specific Nitrogen Management Simulated by CropSyst Model under Different Inputs of Nitrogen Fertilizer (Y Wijayanto): Site Specific Nutrient Management (SSNM) has been suggested as the only means for increasing productivity of crops and minimizing the environmental impacts. Despite of this, it ...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 3: September 2010; 229-235 | 2018