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Dissolution of Humic Substances from Highly Humic Volcanic Ash Soil as Affected by Anionic Surfactant, Electrolyte Concentration and pH
Surfactant Humic Substances Electrolyte Volcanic ash Aoil pH
2013/3/11
Dissolved humic substances separated from soils play an important role in the material cycle because they adsorb nutrients and contaminants and move with water. This study was conducted to investigate...
Skim Milk Drastically Improves the Efficacy of DNA Extraction from Andisol,a Volcanic Ash Soil
environmental DNA microbial community analysis molecular methods unculturable microorganisms
2009/9/9
There is an increasing interest in the extraction of DNA from soil, since molecular techniques facilitate the analysis of the microbial community including unculturable microorganisms. Though various ...
Evaluation of rainfall infiltration characteristics in a volcanic ash soil by time domain reflectometry method
Time domain reflectometry rainfall intensity volcanic-ash soil
2009/6/8
Time domain reflectometry (TDR) was used to monitor soil water conditions and to evaluate infiltration characteristics associated with rainfall into a volcanic-ash soil (Hydric Hapludand) with a low ...
Response of cabbage to depth of transplanting, soil amendment and water stress on a Japanese volcanic ash soil
Animal manure chemical fertilizer cabbage growth transplants
2009/3/3
Transplants growth may be reduced by environmental factors when appropriate cultural practices are not used. We studied the response of cabbage to depth of transplanting (DT), soil amendment (SA...
Effect of management of a volcanic ash soil on structural properties
soil management structural properties volcanic ash soi
2008/11/21
In Hapludand, Southern Chile with different types of land use and differentiated time periods after clear-cutting of the native forest by fire, the following parameters: pore size distribution, beari...