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Definitions (197)

1

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organic fertilizer


Fertilizers containing carbon and hydrogen.
Source: usga.org

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soil analysis: chemical


The process of determining the relative amounts of nutrients in the soil available to the grass plant.
Source: usga.org

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soil probe


A tool used to remove a one inch diameter, four to ten inch long soil core from turf areas to examine HTMLContent development, thatch depth, topsoil depth, soil arrangement, and soil moisture.
Source: usga.org

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soil texture


The relative proportions of the various soil separates in a soil. The coarseness or fineness of the soil.
Source: usga.org

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translocation


The movement of dissolved materials from one part of a plant to another.
Source: usga.org

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wettable powder


A dry powdered formulation of a pesticide containing a wetting agent that when mixed with water forms a semi-stable suspension and can be applied in a spray solution
Source: usga.org

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acid soil


A soil with a pH below the neutral point of 7.0. Soil acidity is determined by the concentration of hydrogen ions in solution. Turfgrasses generally prefer slightly acidic soils.
Source: usga.org

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activated sludge


A granular, porous, organic fertilizer material derived from sewerage. Aeration, digestion, and drying processes kill all bacteria and weed seeds. Nitrogen is the most valuable component of this product.
Source: usga.org

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aerate


Process of aerifying soils with hollow tines, solid tines, water, or air injection: used synonymously with aerify.
Source: usga.org

10

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air movement


Air movement across a fine turf area is important to reduce surface temperatures, dry the surface, and minimize disease activity. It usually is accomplished by pruning nearby trees and understory shrubs.
Source: usga.org


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