General Site Information
Site ID:US-Pon
Site Name:Ponca City
Tower Team: PI: Andy Suyker <asuyker1@unl.edu> - University of Nebraska - Lincoln
AncContact: Todd Schimelfenig <TSchimelfenig1@unl.edu> -
Latitude:36.7667
Longitude:-97.1333
Elevation (m):310
NetworkAmeriFlux
IGBP:CRO (Croplands)
Climate Koeppen:Cfa (Humid Subtropical: mild with no dry season, hot summer)
Mean Annual Temperature (degrees C):14.94
Mean Annual Precipitation (mm):866
Data Products: AmeriFlux BASE Dataset
Data Availability: AmeriFlux BASE:   4 years (Duration: 1997 - 2000)
Data Downloads to Date: AmeriFlux BASE:   242 unique downloads
Data DOIs: AmeriFlux BASE DOI: 10.17190/AMF/1246091
Description:The Ponca Winter Wheat site is a 65 ha rainfed wheat field in north central Oklahoma. Planting of winter wheat takes place annually in mid-fall. By late May, most of the wheat reaches maturity, allowing for mid-summer harvest.
Site image(s):
For additional AmeriFlux site images, see the Web site gallery

Publications relevant to understanding the site
BibliographyUsage
N. P. Hanan; G. Burba; S. B. Verma; J. A. Berry; A. Suyker; E. A. Walter-Shea. 2002. Inversion of net ecosystem CO2 flux measurements for estimation of canopy PAR absorptionGlobal Change Biology. 8:6, 563-574. Reference
Niall P. Hanan; Joseph A. Berry; Shashi B. Verma; Elizabeth A. Walter-Shea; Andrew E. Suyker; George G. Burba; A. Scott Denning. 2005. Testing a model of CO2, water and energy exchange in Great Plains tallgrass prairie and wheat ecosystemsAgricultural and Forest Meteorology. 131, 162-179. Reference

These pages show the current information available at http://ameriflux.lbl.gov about this tower.
**Site Team Only** If any of this information is wrong or missing, please submit corrections and updates via http://ameriflux.lbl.gov/web-submit-ui/?site_id=US-Pon