macropore flow

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• Macropore — Macropores are large diameter (more than 50 nm, see macroporous materials) conduits in the soil, created by such agents as plant roots, soil cracks, or soil fauna. Macropores increase the hydraulic conductivity of the soil, allowing water to… …   Wikipedia

• macropore — noun Any pore sufficiently wide to allow water to flow unimpeded by capillary action …   Wiktionary

• macropore —    A pore with dimensions such that capillary forces become less important during flow [16] …   Lexicon of Cave and Karst Terminology

• macropore — /ˈmækroʊpɔ/ (say makrohpaw) noun a crack or hole in the soil created by plant roots, animals in the soil, etc., which acts as a conduit for water, allowing it to flow more quickly to deeper levels. {macro + pore2} …  

• Characterisation of pore space in soil — Soil is essential to most animals on the earth. It is a relatively thin crust where an even smaller portion contains much of the biological activity. Soil consists of three different phases. A solid phase (≈ 20%) that contains mainly minerals of… …   Wikipedia