This dataset contains soil water content data developed from neutron probe readings taken in access tubes in each of the four large, precision weighing lysimeters and in the fields surrounding each lysimeter at the USDA-ARS Conservation and Production Laboratory (CPRL), Soil and Water Management Research Unit (SWMRU), Bushland, Texas (Lat. 35.186714°, Long. -102.094189°, elevation 1170 m above MSL) beginning in 1989. Readings were taken periodically with a field-calibrated neutron probe at depths from 10 cm to 230 cm (maximum of 190 cm depth in the lysimeters) in 20-cm depth increments. Periods between readings were typically one to two weeks, sometimes longer according to experimental design and need for data. Field calibrations in the Pullman soil series were done every few years. Calibrations typically produced a regression equation with RMSE <= 0.01 m3 m-3. Data were used to guide irrigation scheduling to achieve full or deficit irrigation as required by the experimental design. Data may be used to calculate the soil profile water content in mm of water from the surface to the maximum depth of reading. Profile water content differences between reading times in the same access tube are considered the change in soil water storage during the period in question and may be used to compute evapotranspiration (ET) using the soil water balance equation: ET = (change in storage + P + I + F + R, where P is precipitation during the period, I is irrigation during the period, F is soil water flux (drainage) out of the bottom of the soil profile during the period, and R is the sum of runon and runoff during the period. Typically, R is taken as zero because the fields were furrow diked to prevent runon and runoff during most of each growing season.
See the README for descriptions of each data file.
- 1989 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data449.98 KB - 1988 Bushland, TX, west sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data505.32 KB - 1989-90 Bushland, TX, west winter wheat volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data313.77 KB - 1990 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data387.55 KB - 1991 Bushland, TX, west sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data281.29 KB - 1991-92 Bushland, TX, east winter wheat volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data254.76 KB - 1992-93 Bushland, TX, west winter wheat volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data298.73 KB - 1993 Bushland, TX, east sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data307.64 KB - 1994 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data315.84 KB - 1994 Bushland, TX, west maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data371.27 KB - 1995 Bushland, TX, west soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data299.09 KB - 1997 Bushland, TX, west sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data295.04 KB - 1998 Bushland, TX, west sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data337.01 KB - 2000 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data313.28 KB - 2000 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data302.85 KB - 2001 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data319.71 KB - 2001 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data299.36 KB - 2002 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data338.35 KB - 2003 Bushland, TX, east soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data518.71 KB - 2003 Bushland, TX, west cotton-sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data300.15 KB - 2004 Bushland, TX, east soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data439.13 KB - 2004 Bushland, TX, west cotton-sorghum volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data286.32 KB - 2008 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data371.12 KB - 2008 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data360.64 KB - 2009 Bushland, TX, east sunflower volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data312.9 KB - 2010 Bushland, TX, west soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data302.86 KB - 2011 Bushland, TX, east sunflower volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data396.65 KB - 2012 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data571.84 KB - 2013 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data435.19 KB - 2013 Bushland, TX, west maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data450.39 KB - 2016 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data544.59 KB - 2016 Bushland, TX, west maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data524.43 KB - 2018 Bushland, TX, east maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data561.39 KB - 2018 Bushland, TX, west maize volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data525.86 KB - 2019 Bushland, TX, east soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data648.56 KB - 2019 Bushland, TX, west soybean volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data554.18 KB - 2020 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data484.07 KB - 2020 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data484.65 KB - 2021 Bushland, TX, east cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data547.74 KB - 2021 Bushland, TX, west cotton volumetric soil water content dataxlsx
Contains periodic volumetric soil water content data from neutron probe...
MD5:Explore Data525.64 KB
Field | Value |
---|---|
Tags | |
Parent Record | |
Modified | 2023-03-13 |
Release Date | 2022-04-13 |
Frequency | Irregularly |
Identifier | abde62a5-854d-4278-9e43-94bca5d4a880 |
Spatial / Geographical Coverage Area | POLYGON ((-102.09906463948 35.191719970106, -102.07671433134 35.19121493622, -102.07678299485 35.1865853205, -102.07609634934 35.177044674547, -102.09913330298 35.177072738625)) |
Publisher | Ag Data Commons |
Temporal Coverage | January 1, 1989 |
License | |
Contact Name | Evett, Steven R. |
Contact Email | |
Public Access Level | Public |
Program Code | 005:040 - Department of Agriculture - National Research |
Bureau Code | 005:18 - Agricultural Research Service |