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Record Search Query: [Personnel: Last_Name='STEVENS', Middle_Name='B.', First_Name='TYLER']

Nitrogen Decision Aid
 Entry ID: USDA_ARS_NDA

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Summary
Abstract: The Nitrogen Decision Aid is a computerized program that predicts the amount of N mineralized from planting to side-dress or 5-leaf growth-stage. By applying just enough N-fertilizer to reach the critical soil nitrate concentration it is possible reduce this waste. This model is designed for Northern climates that will have some frost in the soil during the winter.

[Summary provided by the USDA.]
Related URL
Link: GET SERVICE
Description: Fill out form here to download the Nitrogen Decision Aid.
Service Citation
Originators: USDA Agricultural Research Service
Title: Nitrogen Decision Aid
Provider: USDA Agricultural Research Service
URL: http://www.ars.usda.gov/services/software/download.htm?softwareid=85
Service Keywords
REFERENCE AND INFORMATION SERVICES >KNOWLEDGE/DECISION SYSTEMS Parameter Definition
MODELS >PHENOMENOLOGICAL MODELS Parameter Definition

Science Keywords
AGRICULTURE >AGRICULTURAL CHEMICALS >FERTILIZERS Parameter Definition
AGRICULTURE >AGRICULTURAL PLANT SCIENCE >CROP/PLANT YIELDS Parameter Definition
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ISO Topic Category
FARMING
ECONOMY
ENVIRONMENT
GEOSCIENTIFIC INFORMATION
Access Constraints Users must complete a form in order to download software.
Ancillary Keywords
Decision Support
Nitrogen
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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
TYLER B. STEVENS
Role: SERF AUTHOR
Phone: (301) 614-6898
Fax: 301-614-5268
Email: Tyler.B.Stevens at nasa.gov
Contact Address:
NASA Goddard Space Flight Center
Global Change Master Directory
City: Greenbelt
Province or State: MD
Postal Code: 20771
Country: USA
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Creation and Review Dates
SERF Creation Date: 2007-05-22
SERF Last Revision Date: 2012-04-24
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