Question

what are soil horizons (profile)​

Answer 1

A soil profile is the complete set of soil layers. Each layer is called a horizon. Called the A horizon, the topsoil is usually the darkest layer of the soil because it has the highest proportion of organic material.

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Answer 2

Answer:

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A soil profile is the complete set of soil layers. Each layer is called a horizon. Called the A horizon, the topsoil is usually the darkest layer of the soil because it has the highest proportion of organic material.

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