A panel of monoclonal antibodies (MAbs) generated against an admixture of 12 potyvirus isolates was used to compare and differentiate diverse potyviruses. Both native and denatured virions of strains of bean yellow mosaic (BYMV), potato virus Y, tobacco etch, pea seed-borne mosaic, iris severe
The recent introduction and rapid spread of rust on daylilies, caused by Puccinia hemerocallidis, suggested a need for fungicide treatments that reduce urediniospore viability on plant surfaces. Twelve fungicides in seven chemical classes were evaluated in vitro for toxicity to urediniospores of
There have been an increasing number of records of the natural infection of various crops and ornamentals in Iran with Impatiens necrotic spot virus (INSV), Tomato spotted wilt virus (TSWV), and Tomato yellow fruit ring virus (TYFRV), a recently proposed species in the genus Topovirus (3). TYFRV,
Tospoviruses are considered one of the most devastating viruses in different crops and ornamentals worldwide. There have been increasing records of the natural occurrence of Tomato yellow fruit ring virus (TYFRV) in Iran (e.g., 1,2,3), a recently proposed species in the genus Tospovirus (4). During
Tomato (Lycoperscion esculentum) is one of the most popular vegetables and a major source of nutrition and income for smallholders in Africa. Thrips-transmitted tospoviruses are among the economically important pathogens of tomatoes that cause significant crop losses worldwide (3). In surveys for
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