[Parameters: Topic='LAND SURFACE', Term='SOILS', Variable_Level_1='PHOSPHORUS']
Long-term Tillage: Effects on Soil Carbon, Nitrogen, and Yield; University of Nebraska Lincoln
Entry ID: UNE.LongtermTillage

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Summary
Abstract: The site was in native short-grass prairie until 1969. The prairie was
grazed by cattle and wildlife. Soil parent material is alluvium mixed
with aeolian deposits. It has been cropland now for 25 years. The
current land use and treatments are Winter wheat-fallow rotation,
Treatments are no-till, stubble mulch tillage and moldboard plow
tillage. There are at least 3 replicates in the experiment. ... View entire text
Related URL
Link: GET DATA
Description: This url links to the GCTE-SOMNET home page where additional project
information can be obtained. This site is currently in a datasharing
phase of the network where actual data will become available shortly,
at different levels of accessibility. Please follow this Link for
more information.
Geographic Coverage
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Spatial coordinates   
  N: 41.25   S: 41.2   E: -100.7   W: -100.8
Min Depth: SURFACE Max Depth: 30 CM

Temporal Coverage
Start Date: 1970-01-01
Location Keywords
Data Resolution
Vertical Resolution: 15cm
Temporal Resolution: some hourly, some daily, and some yearly, depending on which variable
Science Keywords
AGRICULTURE > AGRICULTURAL PLANT SCIENCE > CROP/PLANT YIELDS Parameter Definition
AGRICULTURE > AGRICULTURAL PLANT SCIENCE > CROPPING SYSTEMS > MOLDBOARD PLOW Parameter Definition
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ISO Topic Category
Platform
NIMBUS-4 Ancillary Description
Instrument
BUV > Backscatter Ultraviolet Ancillary Description
Project
Data Set Progress
IN WORK
Data Center
Goddard Earth Sciences Data and Information Services Center (formerly Goddard DAAC), Global Change Data Center, Earth Sciences Division, Science and Exploration Directorate, Goddard Space Flight Center, NASA Supplemental Info
Data Center URL: http://disc.gsfc.nasa.gov/

Data Center Personnel
Name: GES DISC HELP DESK SUPPORT GROUP
Phone: 301-614-5224
Fax: 301-614-5268
Email: gsfc-help-disc at lists.nasa.gov
Contact Address:
Goddard Earth Sciences Data and Information Services Center
Code 610.2
NASA Goddard Space Flight Center
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
Distribution
Distribution Media: FTP/HTTP
Distribution Size: 5 MB per file
Distribution Format: HDF5
Fees: Free
Personnel
RICHARD D MCPETERS, PH. D
Role: INVESTIGATOR
Phone: 301-614-6038
Fax: 301-614-5903
Email: richard.d.mcpeters at nasa.gov
Contact Address:
NASA
Goddard Space Flight Center
Mailstop 613.3
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2012-06-19
Last DIF Revision Date: 2012-10-24

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