Soil Science Flashcards

Front

Main soil horizons

Back

O, A, E, B, C, R

Front

Factors of soil formation

Back

Parent material, climate, topography, organisms, time

Front

Horizon known as "Top Soil"

Back

A Horizon

Front

Smallest soil particle

Back

Clay

Front

Least suitable land class

Back

Class VIII

Front

Soil ribbon test

Back

Moisten soil, roll into a ball, press between thumb and forefinger to form a ribbon

Front

Equal parts sand silt clay

Back

loam

Front

Four purposes of soil

Back

Support plant growth, regulate water, recycle nutrients, provide habitat

Front

Origin of all soils

Back

All soils originated from parent material

Front

Soil particles from smallest to largest

Back

Clay, silt, sand