 John D. Byrd Mississippi State University |
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 John D. Byrd Mississippi State University |
Ligule |
 John D. Byrd Mississippi State University |
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 J. Jeffrey Mullahey University of Florida |
Thorny nightshade from Argentina, first appeared in the United States in pastures and rangelands in Glades County, Florida, in 1988. Mottled green fruits that look like small watermelons are a distinguising feature of the plant. |
 Tom Creswell Purdue University |
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 Tom Creswell Purdue University |
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 Tom Creswell Purdue University |
Insects vials and mailing tube for shipping insects to a diagnostic clinic |
 Ron Jones North Carolina State University |
Early and advanced symptoms of INSV on Gloxinina; 1-Jan-98 |
 Tom Creswell Purdue University |
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 Tom Creswell Purdue University |
Dahlia plant with roots wrapped in plastic and tied at main stem to keep soil around roots in shipping |
 Tom Creswell Purdue University |
Dahlia plant with roots wrapped in plastic and tied at main stem to keep soil around roots. Rest of plant covered with paper and additional plastic bag to prevent excessive drying in shipping. |
 Tom Creswell Purdue University |
Blue mold of tobacco, lower leaf surface. |
 Tom Creswell Purdue University |
insect gall |
 Tom Creswell Purdue University |
Appearance of Ralstonia solanacearum on Tetrazolium medium (TZC). |