Open AccessComment on “Understanding preferential flow in the vadose zone: Recent advances and future prospects” by N. Jarvis et al.
Author(s) -
Germann Peter F.
Publication year - 2017
Publication title -
vadose zone journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.036
H-Index - 81
ISSN - 1539-1663
DOI - 10.2136/vzj2017.01.0004c
Subject(s) - hele shaw flow , laminar flow , flow (mathematics) , mechanics , geology , isothermal flow , inviscid flow , geotechnical engineering , stokes flow , open channel flow , porous medium , calculus (dental) , porosity , physics , medicine , dentistry
There is increasing agreement that preferential flow in soils is fast, limited to infiltration, and occupies but small portions of porosity. However, how fast is it, how much water is involved, what is its flow rate, and how far does it carry? [Jarvis et al. (2016)][1] hardly touched an approach