plow sole

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plow sole

pedology

Also known as: hardpan

Learn about this topic in these articles:

soil preparation and tilling

In agricultural technology: Tilling
…may create a hardpan, or plow sole; that is, a compacted layer just below the zone disturbed by tillage. Such layers are more prevalent with increasing levels of mechanization; they reduce crop yields and must be shattered, allowing water to be stored in and below the shattered zone for later…
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