Since 1963, the IR-4 Project
has been the major resource for supplying pest management tools for specialty crop growers by developing research data to support new EPA tolerances and labeled product uses.

2013 IR-4 Year End Summary

2013 IR-4 Annual Report

IR-4 Vision 2020 Summary

IR-4 Vision 2020 (entire report)

2011 National Economic Impact
of the IR-4 Project and the IR-4 Project Programs (updated 2012)

The IR-4 Project 50 Years of Sustained Success

History of IR-4 Minor Use Pesticide Registration 1963-2001 published in the Encyclopedia of Agrochemicals 3/1/01


Major funding for IR-4 is provided from Special Research Grants from:
* USDA-NIFA
* USDA-ARS
* USDA-FAS and
* USDA-APHIS
and is provided in cooperation with the State Agricultural Experiment Stations. These stations provide in-kind support valued at over $18 million annually.

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