نتایج جستجو برای: disc infiltrometer

تعداد نتایج: 45218  

Journal: :Soil 2022

Abstract. The saturated hydraulic conductivity (Ksat) is a key soil property governing agricultural production. However, the influence of conversion from conventional tillage (CT) to conservation (CS; including no tillage, NT, and reduced RT) on Ksat soils not well understood still debated. In this study, we applied global meta-analysis method synthesize 227 paired observations for 69 published...

2001
J. Holden T. P. Burt N. J. Cox

Little is known about the processes of infiltration and water movement in the upper layers of blanket peat. A tension infiltrometer was used to measure hydraulic conductivity in a blanket peat in the North Pennines, England. Measurements were taken from the surface down to 20 cm in depth for peat under four different vegetation covers. It was found that macropore flow is a significant pathway f...

2017
Mark D. Ankeny Thomas C. Kaspar Robert Horton Robert Horton

An automated tension infiltrometer including a soil contacting base to which is mounted a porous plate for interfacing the infiltrometer with the soil to be analyzed. A Marriotte column is positioned in the base so that its open bottom end abuts the porous plate. A bubble tower is also positioned in the base and has a bubbling tube operatively connected between its interior and interior of the ...

Journal: :آب و خاک 0
علیزاده علیزاده نظری نظری لیاقت لیاقت

abstract determining saturated hydraulic conductivity (ks) is one of the important soil characteristics that its estimation is important in soil and water studies. there are several methods for estimating ks in unsaturated conditions. these methods include the inversed-auger-hole method, the double-ring infiltrometer and the single-ring pressure infiltrometer. the measurement of ks by these met...

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