narrow bands of fertilizers are applied in furrows 2 to 3 inches from the garden seed. And 3 inches deep
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broadcasting
spread over the entire growing area and left to filter into the soil. Used for large garden areas
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Chelate
a substance that can grasp the positive ions of a mineral Greek for claw
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Chlorosis
abnormal reduction or loss of the normal green coloration of leaves of plants, typically caused by iron deficiency in lime-rich soils, or by disease or lack of light.
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clay
the finest soil, made up of particles that are less than 0.002 mm in diameter.
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complete fertilizer
Contains all three of the primary fertilizer nutrients (nitrogen, phosphate, and potash)
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Erosion
Processes by which rock, sand, and soil are broken down and carried away (i.e. weathering, glaciation)
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fertilizer analysis
percentage of nutrients in fertilizer
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foliar feeding
Fertilizer applied in liquid form to the plants foliage in a fine spray.
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Humus
material formed from decaying leaves and other organic matter
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Incomplete fertilizer
do not have all three primary elements. (20-0-0, 0-20-0).
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Leaching
removal of dissolved materials from soil by water moving downwards
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Loam
A mixture of gravel, sand, silt, clay, and organic matter
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Macronutrients
A chemical substance that an organism must obtain in relatively large amounts
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Micronutrients
12 other nutrients that a plant needs in smaller numbres
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organic fertilizer
slow-acting & long-lasting because the organic remains need time to be decomposed
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sand
the coarsest soil, with particles 0.05,2.0 mm in diameter.
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Side-dressing
putting fertilizer next to or near the plant roots, bottom of rows near plant roots.
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silt
relative small particles second largest particle
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soil horizon
The layer of soil that differs in color and texture from the layers above or below it.
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Soil pH
A measure of the acidity of the soil
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soil profile
All the vertical layers or horizons that make up a soil in a particular place
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soil structure
the arrangement of soil particles
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soil texture
the soil quality that is based on the proportions of soil particles
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starter solution
diluted mixture of single or complete fertilizers used when plants are transplanted
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subsoil
The layer of soil beneath the topsoil that contains mostly clay and other minerals.
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