APES Chapter 8 Soil
Terms in this set (11)
The coarsest soil, with particles 0.05,2.0 mm in diameter.
Soil with particles 0.002,0.05 mm in diameter.
The finest soil, made up of particles that are less than 0.002 mm in diameter.
Perfect agricultural soil with equal portions of sand, silt, and clay.
How quickly soil drains
cation exchange capacity (CEC)
or cation exchange capacity
The ability of a particular soil to adsorb and release cations.
A measure of the proportion of soil bases to soil acids expressed as a percentage.
Calcium, magnesium, potassium, and sodium
Aluminum, and hydrogen
Only soil base not essential to plant nutrition
The loss of some or all of the ability of soils to support plant growth