lysimeter


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Related to lysimeter: tensiometer

lysimeter

[lī′sim·əd·ər]
(engineering)
An instrument for measuring the water percolating through soils and determining the materials dissolved by the water.
References in periodicals archive ?
First, concrete lysimeters were constructed and used to measure ET for alfalfa.
2006) have reported high precision lysimeter measurements for standard weights added and removed from the system during calibration.
Plant material, growth and treatment condition: A lysimeter (1x1 m area) study was conducted at Saline Agriculture Research Centre, University of Agriculture, Faisalabad.
Each column was connected at 3 cm above the base to a Mariotte siphon, which maintained the water-table at a constant depth of 100 cm below the soil surface and also metered the solution that moved into the lysimeter to replace that evaporated from the surface or transpired by the crop.
The different days leachate of lysimeter were analysed for the quality parameters.
In a lysimeter experiment with 3-year-old daily irrigated and fertilized Salix viminalis the ratio of fine root (D < 2 mm) to aboveground production was about 0.
A quantification of inorganic nitrogen leaching was carried out in the Chontalpa, Tabasco, Mexico, for different drainage types: combined drainage (mole drainage, surface drainage and subsurface drainage with sand-filled trenches), mole with surface drainage, and surface drainage, as well as in one lysimeter.
The objective of this research was to compare, in a greenhouse experiment, N uptake and potential mineral N leaching among various annual bluegrass ecotypes and bentgrass species grown in lysimeter columns simulating a golf-green profile.
To sample macropore water a device called a pan lysimeter is often used.
During the initial weeks of the incubation, we extracted inorganic nitrogen from soil samples weekly by leaching each lysimeter with 100 mL of nutrient extractant solution (Nadelboffer 1990).