Results 71 to 80 of about 1,520,462 (187)

Comparative study of precise measurements of natural radionuclides and radiation dose using in-situ and laboratory γ-ray spectroscopy techniques

open access: yesScientific Reports, 2018
In this study, in-situ and laboratory γ-ray spectroscopy techniques were compared to evaluate the activity concentration of natural radionuclides in soil.
N. M. Hassan   +4 more
doaj   +1 more source

[United States Soil Survey Report]

open access: yes, 1990
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

Changes in the Bioavailability of Ionizable Herbicides in Volcanic Soils Due to Soil Acidification by Urea as Fertilizer

open access: yesAgronomy
The application of urea as a nitrogen fertilizer and herbicide is a common practice in agricultural systems. However, there is no background information on how the soil acidification caused by urea might affect the herbicide bioavailability in volcanic soils. The persistence study was conducted under microcosm incubation conditions in two Andisol soils
Graciela Palma   +4 more
openaire   +3 more sources

[United States Soil Survey Report]

open access: yes, 1976
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

Levels of polycyclic aromatic hydrocarbon in the soil around typical automobile repair workshops in Nigeria [version 3; peer review: 1 approved, 2 approved with reservations]

open access: yesF1000Research
Background This study determined the levels of polycyclic aromatic hydrocarbons (PAHs) in the soil around typical automobile repair workshops in Nigeria.
Jacob Ademola Sonibare   +4 more
doaj   +1 more source

Lipid Biomarkers in Urban Soils of the Alluvial Area near Sava River, Belgrade, Serbia

open access: yesMolecules
This study focused on the investigation of soil samples from the alluvial zone of the Sava River, located near the heating plant in New Belgrade, Serbia.
Gordana Dević   +6 more
doaj   +1 more source

[United States Soil Survey Report]

open access: yes, 1958
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads.
Texas Agricultural Experiment Station   +1 more
core  

[United States Soil Survey Report]

open access: yes, 1970
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

[United States Soil Survey Report]

open access: yes, 2001
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core   +1 more source

[United States Soil Survey Report]

open access: yes, 1979
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads. Includes legend and symbols.
Texas Agricultural Experiment Station   +1 more
core  

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