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Germplasm Enhancement of Maize


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ANNOUNCEMENT: This year's GEM TSG meeting (TSG members only) and GEM Cooperators' meeting are scheduled on December 8, 2015 from 4:00 to 9:00 PM and December 9, 2015 from 8:00 to 12:00PM, respectively at Chicago Hyatt Regence Hotel. The names of rooms for these two meetings will be updated when available (August 12, 2015).
ANNOUNCEMENT: This year's GEM Field Day will be held on September 22 from 8:30am to 5:00pm. Everybody is welcomed to our field day. The location of the map is here (July 28, 2015).
The BGEM lines are also available now under the GEM Releases section (June 30, 2015).
More disease evaluation data from year 2014 are available online (April 13, 2015).
GEM Germplasm Releases and Key Traits has been updated on April 10, 2015 with some minor corrections.
The corn images of BGEM lines are available online now. Please be patient during downloading due to the numbers of the images. (April 10, 2015).
More corn images of GEM released lines (2013 to 2014) are available online now (March 30, 2015).
ANNOUNCEMENT (March 25, 2015): The GEM Coordinator position has posted! If you are interested, please click the link and follow the instruction to apply.
GEM Germplasm Releases and Key Traits has been updated on March 23, 2015. The total number of the GEM releases is 282.
Brownseed Genetics has become the new GEM cooperator and is listed on The GEM Cooperator List (March 9, 2015).
2014 Characterization data have been updated and feel free to use (February 10, 2015).
2014 Disease evaluation data are available online now (February 5, 2015).
Both 2013 and 2014 NIR data are available online now (February 4, 2015).
2013 Characterization data are available online now (January 28, 2015).
Both 2013 and 2014 Breeding Cross Observation data are available online now (January 28, 2015).
The Publication page has been updated from year 1997 to year 2014(January 27, 2015).
2014 GEM yield trial data from both Ames and Raleigh locations are available online now (January 21, 2015).
Publications by the USDA-ARS employees has been updated (January 20, 2015). This section is still under construction and more information will be available.
GEM Public Cooperators' Reports have been updated now (January 16, 2015).
A few miscellaneous updates (including 2014 GEM Annual Reports) have been done to provide most current information (January 14, 2015).
The GEM TSG list has been updated on January 14, 2015.
The 2014 Presentations at the GEM annual cooperator's meeting on December 1o, 2014 are available online (January 7, 2015).
Global Investors, LLC; Hytech Seed India Pvt. Ldt., India; and Misra Hytech, Egypt, have become new GEM cooperators and listed on The GEM Cooperator List (December 5, 2014).
GEM Personnel has been updated (December 1, 2014).
ANNOUNCEMENT (October 21, 2014): The 2014 GEM TSG meeting and annual GEM cooperators' meeting will again be held in Chicago.
TSG meeting: 4:00-9:00pm in Wrigley room on Tuesday December 9, 2014 (TSG members only)

GEM cooperators' meeting: 8:30am-12:00pm in Regency D Ballroom on Wednesday December 10, 2014 (open to all GEM cooperators and interested parties).
The digitized Races of Maize volumes are available on USDA-ARS-NCRPIS (North Central Regional Plant Introduction Station) website (hope this information is useful to corn breeders). This page has also been added to the collections of Linkages on the main page as GEM reference (September 29, 2014).
We are grateful to our Cooperators for their support!

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Contact us | Home | USDA | ARS | NCRPIS | ISU | Corn Breeding | August 12, 2015