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United States Department of Agriculture

Agricultural Research Service

Related Topics

John J Roberts
Plant Genetic Resources Conservation Unit


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Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
RACES OF PUCCINIA GRAMINIS IN THE UNITED STATES DURING 1995 -
THE RUSTS OF WHEAT IN THE UNITED STATES IN 1995 -
RACES OF PUCCINIA GRAMINIS IN THE UNITED STATES DURING 1994 -
THE ROLE OF THE USDA-ARS CEREAL RUST LABORATORY VIRULENCE SURVEYS -
RACES OF PUCCINIA GRAMINIS IN THE UNITED STATES DURING 1993 -
VIRULENCE AND DIVERSITY OF PUCCINIA RECONDITA F.SP. TRITICI IN THE UNITED STATES IN 1992 -
RACES OF PUCCINIA GRAMINIS IN THE UNITED STATES DURING 1992 -
VIRULENCE AND DIVERSITY OF PUCCINIA RECONDITA F.SP. TRITICI IN THE UNITED STATES IN 1991 -
RACES OF PUCCINIA GRAMINIS IN THE UNITED STATES DURING 1991 -
Last Modified: 5/2/2016
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