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Record Search Query: [Science_Parameters: Science_Category='EARTH SCIENCE', Science_Topic='LAND SURFACE', Science_Term='SOILS']

Soil - Plant - Atmosphere - Water (SPAW) Hydrologic Budget Model
Entry ID: USDA_ARS_SPAW

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Summary
Abstract: The Soil - Plant - Atmosphere - Water (SPAW) Hydrologic Budget Model is a daily hydrologic budget model for agricultural fields and ponds (wetlands, lagoons, ponds and reservoirs). Included are irrigation scheduling and soil nitrogen. Data input and results are graphical screens. SPAW was developed by Dr. Keith Saxton, USDA-ARS (retired). Included in this download is the Soil Water ... View entire text
Related URL
Description: Register and Download SPAW.
Service Citation
Originators: Keith E. Saxton
Title: Soil - Plant - Atmosphere - Water (SPAW) Hydrologic Budget Model
Provider: USDA Agricultural Research Service
URL: http://hrsl.arsusda.gov/SPAW/Index.htm
Service Keywords
MODELS >HYDROLOGIC AND TERRESTRIAL WATER CYCLE MODELS Parameter Definition

Access Constraints User registration is required before downloading.
Use Constraints The USDA distributes SPAW and Soil Water Characteristics without cost or obligation, only for scientific and analytic hydrologic purposes with no expressed warranties of accuracy or methodology beyond that normally expected of peer reviewed documentation. At the users discretion, the installation program will install either or both applications.
Ancillary Keywords
Hydrology
Model
Agriculture
Soils

Service Provider
USDA/ARS > Agricultural Research Service, U. S. Department of Agriculture Supplemental Info
Service Organization URL: http://www.ars.usda.gov

Service Provider Personnel
Name: USDA-ARS
Phone: 254-770-6500
Fax: 254-770-6561
Contact Address:
USDA-ARS
Grassland Soil and Water Research Laboratory
808 E. Blackland Rd.
City: Temple
Province or State: TX
Postal Code: 76502
Country: USA
Distribution Media
Distribution_Media: Online
Fees: No fees
Personnel
KEITH E. SAXTON
Role: TECHNICAL CONTACT
Phone: 509-332-7277
Fax: 509-332-7277
Email: ksaxton at roadrunner.com
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Creation and Review Dates
SERF Creation Date: 2012-04-26
SERF Last Revision Date: 2012-05-01
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