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A pavement substrate that can be compacted to meet engineering specifications yet remains penetrable by tree roots in the urban environment. Cornell University developed and trademarked CU-Structural Soil™, composed of angular crushed stone, clay loam, and hydrogel mixed in a weight ratio of 100:25:0.03.
Structural Cells
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Add RecommendationAdd TagsView All Assigned TagsSodic Soil
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Add RecommendationAdd TagsView All Assigned TagsStructural Soil
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Add RecommendationAdd TagsView All Assigned TagsSoil Compaction
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The relative fineness or coarseness of soil due to particle size (sand, silt, and clay).
Soil Texture
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Add RecommendationAdd TagsView All Assigned TagsSoil Horizon
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Add RecommendationAdd TagsView All Assigned TagsSoil Profile
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Add RecommendationAdd TagsView All Assigned TagsBulk Density
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Water held in the capillary pores of the soil; much of this water can move in any direction and is readily available to plant roots.
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Add RecommendationAdd TagsView All Assigned TagsThe soil bedrock or base material from which a soil profile develops.
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Add RecommendationAdd TagsView All Assigned TagsWater that drains from soil macropores due to the force of gravity.
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Add RecommendationAdd TagsView All Assigned TagsMaterial derived from the growth (and death) of living organisms. The organic components of soil.
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A relatively large space between soil particles that is usually air-filled and allows for water movement and root penetration.
Alfisols
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Add RecommendationAdd TagsView All Assigned TagsMacropore
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Add RecommendationAdd TagsView All Assigned TagsEdaphology
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Add RecommendationAdd TagsView All Assigned TagsRhizosphere
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Saline Soil
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Add RecommendationAdd TagsView All Assigned TagsCapillary Water
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Add RecommendationAdd TagsView All Assigned TagsSoil Profile
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Add RecommendationAdd TagsView All Assigned TagsCompost
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A space between soil particles that is relatively small and likely to be water-filled.
Micropore
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Add RecommendationAdd TagsView All Assigned TagsHygroscopic
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Add RecommendationAdd TagsView All Assigned TagsRhizosphere
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Add RecommendationAdd TagsView All Assigned TagsPseudopod
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A soil with a high concentration of soluble salts that can cause poor plant growth.
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Add RecommendationAdd TagsView All Assigned TagsA vertical section through the soil and all of the soil horizons. Soil Structure - The arrangement of soil particles into aggregates.
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Add RecommendationAdd TagsView All Assigned TagsSoil with relatively low levels of soluble salts and a concentration of sodium high enough to adversely affect soil structure. Symptoms include waterlogging, erosion, soil surface crusting, and poor plant growth.
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Add RecommendationAdd TagsView All Assigned TagsThe use of plant materials (usually native plants) and practices that minimize water use. It is a term for an environmentally friendly form of landscaping.
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Soil Horizon
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Add RecommendationAdd TagsView All Assigned TagsSoil Profile
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Add RecommendationAdd TagsView All Assigned TagsSodic Soil
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Add RecommendationAdd TagsView All Assigned TagsSoil Texture
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The characteristics of soil, such as texture, structure, and bulk density, are determined by the size and arrangement of the soil's mineral particles and other content.
Soil Biological Activity
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Add RecommendationAdd TagsView All Assigned TagsSoil Physical Properties
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Add RecommendationAdd TagsView All Assigned TagsSoil Biological Properties
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Add RecommendationAdd TagsView All Assigned TagsSoil Chemical Factors
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The process in which an organic substance is converted to or trapped in an inorganic substance.
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Add RecommendationAdd TagsView All Assigned TagsWater held in the capillary pores of the soil; much of this water can move in any direction and is readily available to plant roots.
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Add RecommendationAdd TagsView All Assigned TagsSugars and other substances that are released into the soil as the root caps and external layers are sloughed off.
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Add RecommendationAdd TagsView All Assigned TagsA vertical section through the soil and all of the soil horizons. Soil Structure - The arrangement of soil particles into aggregates.
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The layer of organic matter at the soil surface.
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Add RecommendationAdd TagsView All Assigned TagsThe soil bedrock or base material from which a soil profile develops.
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Add RecommendationAdd TagsView All Assigned TagsThe soil area immediately adjacent to and affected by plant roots. It typically has a high level of microbial activity.
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Add RecommendationAdd TagsView All Assigned TagsThe air or water-filled spaces between soil particles.
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A soil texture classification based on a certain ratio of sand, silt, and clay. Considered ideal for plant growth.
Loam
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Add RecommendationAdd TagsView All Assigned TagsSand
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Add RecommendationAdd TagsView All Assigned TagsClay
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The ability of soil to adsorb and hold cations. This is affected by soil pH and particle size. A measure of soil fertility and clay composition.
Cation Exchange Capacity (CEC)
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Add RecommendationAdd TagsView All Assigned TagsEructation capacity (ec)
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Add RecommendationAdd TagsView All Assigned TagsBuffering capacity
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Add RecommendationAdd TagsView All Assigned TagsCalcification capacity (cc)
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Soil Texture
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Add RecommendationAdd TagsView All Assigned TagsSoil Triangle
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Add RecommendationAdd TagsView All Assigned TagsStructural Soil
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Add RecommendationAdd TagsView All Assigned TagsSoil Food Web
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(1) (Noun). Organic matter that has been intentionally subjected to decay processes and is more or less decomposed. (2) (Verb). To subject organic matter to decay and decomposition processes.
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Add RecommendationAdd TagsView All Assigned TagsAn atom or a group of atoms with a positive or negative charge.
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Add RecommendationAdd TagsView All Assigned TagsSoil particles with a size between 0.06 mm and 2.0 mm in diameter.
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Add RecommendationAdd TagsView All Assigned TagsThe movement of mineral elements (sometimes called nutrients) within an ecosystem as organic matter decomposes, releasing bound nutrients back to plants.
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Cation Exchange Capacity (cec)
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Add RecommendationAdd TagsView All Assigned TagsBuffering Capacity
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Add RecommendationAdd TagsView All Assigned TagsField Capacity
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Add RecommendationAdd TagsView All Assigned TagsWater Holding Capacity
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The maximum soil moisture content following the drainage of water due to the force of gravity.
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Add RecommendationAdd TagsView All Assigned TagsThe process in which an organic substance is converted to or trapped in an inorganic substance.
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Add RecommendationAdd TagsView All Assigned TagsThe soil mass per unit volume; used as a measure of soil compaction. Often written as grams per cubic centimeter.
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Add RecommendationAdd TagsView All Assigned TagsThe ability of a soil to maintain (i.e., resist change in) its pH.
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Sugars and other substances that are released into the soil as the root caps and external layers are sloughed off.
Soil Aggregates
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Add RecommendationAdd TagsView All Assigned TagsRoot Exudates
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Add RecommendationAdd TagsView All Assigned TagsSoil Compaction
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Add RecommendationAdd TagsView All Assigned TagsSoil Microbes
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A positively charged ion. In soils, the most abundant cations are calcium (Ca), magnesium (Mg), potassium (K), sodium (Na), and aluminum (Al).
Tetrahedron Ion
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Add RecommendationAdd TagsView All Assigned TagsAnion
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Add RecommendationAdd TagsView All Assigned TagsProton
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Add RecommendationAdd TagsView All Assigned TagsCation
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The characteristics of soil, such as texture, structure, and bulk density that are determined by the size and arrangement of the soil's mineral particles and other content.
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Add RecommendationAdd TagsView All Assigned TagsSoil characteristics are determined by the molecular content that affects pH, cation exchange capacity, buffering capacity, and other factors.
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Add RecommendationAdd TagsView All Assigned TagsA vertical section through the soil and all of the soil horizons. Soil Structure - The arrangement of soil particles into aggregates.
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Add RecommendationAdd TagsView All Assigned TagsCharacteristics of soil are determined by the living inhabitants of the soil, such as fungi, bacteria, nematodes, earthworms, insects, and other animals.
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