NB_430_21_4 - NB 430-21-4 SOI – National Soil Survey Handbook (NSSH) Updates
NB 430-21-4 SOI – National Soil Survey Handbook (NSSH) Updates
National Bulletin: 430-21-4 Date: March 22, 2021
Subject: SOI – National Soil Survey Handbook (NSSH) Updates


 
Purpose.  To distribute updates and new materials added to the National Soil Survey Handbook (NSSH).  
 
Expiration Date.  June 30, 2121
 
Background.  Technical corrections, updates, and new materials are periodically added to the NSSH to support and improve the soil survey program.         
 
Explanation.  This National Bulletin announces the posting of Amendment 37 and Amendment 38 which provide a summary of recent changes to the NSSH in eDirectives (Title 430 – Soil Survey.) 
 
Contact.  For further information, contact Curtis Monger, National Leader for Soil Survey Standards, NSSC, at (402) 437-4010 or curtis.monger@usda.gov.
 
 

 /s/

LUIS TUPAS
Deputy Chief for Soil Science and Resource Assessment
 
  
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