Restrictive soil layers commonly known as hardpans restrict water and airflow in the soil profile and impede plant root growth below the plough depth. Preventing hardpans to form or ameliorate existing hardpans will allow plants root more deeply, increase water infiltration and reduce runoff, all...
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https://cgspace.cgiar.org/handle/10568/34238
Tebebu, Tigist Y.
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Baver, C.
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Stoof, C.
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Steenhuis, Tammo S.
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[Visualizing clogging up of soil pores in tropical degraded soils and their impact on green water productivity]
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Visualizing clogging up of soil pores in tropical degraded soils and their impact on green water productivity