Advisories
IR-4 Advisories serve as a tool to communicate the resolution of important questions/issues raised by members of the IR-4 Project team (when the resolution could be valuable for many within IR-4). Do you have a suggestion for a new or updated advisory or SOP? Complete this form to share your ideas.
IR-4 Advisories are in the process of moving to National SOPs, and you may see that a previous IR-4 Advisory has been removed from the following list if it was retired because of this process. IR-4 National SOPs can be found in eQA (https://ir4-eqa.cals.ncsu.
#2015-01 Storing and Maintaining Adjuvants (Spray Additives) for Use in IR-4 Field Residue Studies (Amended September 10, 2015)
#2014-01 Maintaining Freezer Storage Systems at IR-4 Field and Laboratory Research Sites
#2007-01 Shipping via Commercial Carrier with Dry Ice and Training/Certification Guidance (Amended March 1, 2024)
#2006-01 Inventory and Transfer of GLP Raw Data and Other Records to IR-4 Headquarters (HQ)
#2005-02 Field Research Director Disposal of Field Data Book Copies
#2004-02 IR-4 Application Type Definitions
#2004-01 Foliar Broadcast Spray Swath vs. Plot Width
#2003-05 Weighing Field Trial and Processing Trial Residue Samples
#2003-04 Test/Reference Substance Container Labels – Required Information