soil

An area of ground used for farming, building, or as a country

An area of land controlled by a country or ruler

An area controlled by a ruler, government, or organization

A land area controlled by a country outside its main borders

Ground that is rich in nutrients and helps plants grow well

The top part of land being worn away by rain or wind

Loose ground made mostly of sand that lets water drain quickly

The land where you are born and grow up

Actions that stop soil washing away and keep it good for growing plants

Soil that lets extra water drain away easily

Human waste collected at night and used to fertilize fields

The top layer of ground that has the most plant food

Fine earth left by rivers that is soft and very good for growing crops

Soil in very dry areas with little plant material

Of states or territories in the United States that did not allow slavery before the Civil War

Germs carried or growing in soil that cause plant disease

A material added to soil like compost to help it hold water and let air in

A side view of the ground showing soil layers from topsoil down to the rock beneath

A former 19th century US party that opposed slavery spreading into western lands

Soil made mostly of old, partly rotted plants that holds water and nutrients

Ground under tall grass that is very good for growing crops

Heavy, sticky ground that becomes hard to work after rain

A government plan that pays farmers to rest fields and grow plants to improve soil

Plants grown to improve the soil and make it richer

Dark wet ground that has an always frozen layer under it in Arctic regions

A layer of earth that is different from the layers above and below it

Soil that forms in bogs, very wet and made of dead plants

A pipe that carries waste water from toilets and sinks to the drain

Fertile black soil with a thick layer of rotting plant material that grows crops well

Ground in desert areas that holds little water and few nutrients

Earth made from dead leaves that break down and help plants grow

Soil that contains shiny mineral flakes and drains water well

Soil with small raised areas and low dips that forms in clay and swells and shrinks

A rich black soil found in India that is very good for growing cotton and other crops

Soil that stays above the rock it came from after the rock wears away

Acidic soil with low nutrients found under pine trees in cold, wet areas

A soil that forms in cold, wet areas under pine trees with a dark organic mat over a pale layer

A tool that removes stones and clumps from fine soil

Soil that still has stones or large clumps because it was not put through a sieve