Results 81 to 90 of about 1,946,919 (207)

Investigations of the effect of the amount of biochar on soil porosity and aggregation and crop yields on fertilized black soil in northern China. [PDF]

open access: yesPLoS One, 2020
Jin L   +12 more
europepmc   +1 more source

Film Covering of Rock Outcrops Improves Soil and Vegetation and Reduces Runoff and Sediment on Abandoned Karst Slopes

open access: yesAgronomy
To address severe soil erosion and ecological restoration difficulties on abandoned karst sloping farmland, this study proposed and tested an innovative micro-topography modification strategy—film covering of rock outcrops.
Zhimeng Zhao, Jin Zhang, Xuqiang Luo
doaj   +1 more source

Evaluating dual porosity of pelletized diatomaceous earth using bimodal soil-water characteristic curve functions

open access: yes, 2001
Soil-water characteristic curve data for specimens containing either ~1 mm or ~2 mm diameter pellets of processed diatomaceous earth are measured using a variety of methods (Tempe cell, pressure plate, filter paper, and chilled-mirror psychrometer). The
Craig A Burger, Charles D Shackelford
core   +1 more source

[United States Soil Survey Report]

open access: yes, 1985
Map displays soil types along with creeks, towns, schools, churches, power transmission lines, oil and gas pipelines, roads, and railroads.
Texas Agricultural Experiment Station   +2 more
core  

Study on Hydrological Characteristics of Soils in Four Typical Types of Woodlands in Western of Guizhou Province

open access: yesShuitu baochi yanjiu, 2011
A pilot study on hydrological characteristics and physical properties are studied in four typical types of woodlands,which Betula luminifera H.Wink forest,Cryptomehia fortunei forest,Cryptomeria fortunei forest and Pinus armandi forest are grown ...
潘明亮   +4 more
doaj  

Help, I want to quantify agricultural soil porosity?!

open access: yes, 2015
Soil compaction was identified by European Commission as one of the eight main threats for agricultural soils. In order to address this issue, measurements of soil porosity are critical.
Garré, Sarah   +5 more
core   +1 more source

The Negative Effects of Tourist Trampling on the Soil Physical Properties and Microbial Community Composition in a Natural Oak Forest

open access: yes
Tourist trampling is a serious disturbance affecting the soil structure and microbial community in forests. However, it is still unclear whether the response of soil microorganisms to trampling is attributed to the alterations in soil physical (soil bulk
Changfu Li, Yanchun Liu, Qing Shang
core   +1 more source

Compost addition reduces porosity and chlordecone transfer in soil microstructure

open access: yes, 2016
Chlordecone, an organochlorine insecticide, pollutes soils and contaminates crops and water resources and is biomagnified by food chains. As chlordecone is partly trapped in the soil, one possible alternative to decontamination may be to increase its ...
Rangon, Luc   +6 more
core   +1 more source

Biochar amendment mitigates negative effects of controlled irrigation on paddy soil structure: Insights from micro-pore network analysis

open access: yesAgricultural Water Management
With increasing rice production demands and water scarcity, developing water-saving irrigation techniques for paddy fields is a global priority. The impact of these techniques on soil structure remains unclear, especially under varying water-carbon ...
Jiazhen Hu   +7 more
doaj   +1 more source

[United States Soil Survey Report]

open access: yes, 1968
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  

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