Soil and Agriculture Crossword

Used to identify silt, clay, and sand in soil
a layer generally parallel to the soil crust, whose physical characteristics differ from the layers above and beneath
the uppermost layer of soil containing humus, topsoil, and organic debris
the layer of loose leaves and organic debris at the surface of soil.
the subsoil in a soil profile; also called accumulation zone
the layer in a soil profile below the B horizon and immediately above the bedrock, consisting chiefly of weathered, partially decomposed rock
the layer of unconsolidated rocky material covering bedrock
the wearing away of a field's topsoil by the natural physical forces of water and wind or through forces associated with farming activities such as tillage
wear away or change the appearance or texture of (something) by long exposure to the air
a way of growing crops or pasture from year to year without disturbing the soil through tillage
make or form (sloping land) into a number of level flat areas resembling a series of steps
plowing along the contours of the land in order to minimize soil erosion
a thing, such as a row of trees or a fence, wall, or screen, that provides shelter or protection from the wind
the removal of a forest or stand of trees
runoff of soil containing fertilizer, which usually leads to damage of some plants
he process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture
the salt content in soil
saturate with water
a broad-based approach that integrates practices for economic control of pests
a substance that is toxic to plants and is used to destroy unwanted vegetation
a chemical that destroys fungus
a substance used for killing insects
pesticides that are designed to kill or manage a wide variety of organisms
used as organic solvents