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    • Field Survey of Cucumber mosaic virus Subgroups I and II in Crop Plants in Costa Rica 

      Hord Dedmon, Melanie Jane; García Piñeres, Alfonso J.; Villalobos Barrantes, Heidy M.; Rivera Herrero, Carmen; Macaya Trejos, Gabriel; Roossinck, Marilyn J. (2001-09)
      Leaf samples were collected from cucurbit and solanaceous crop plants and Musa spp. in 28 locations in five provinces of Costa Rica during the period from January to October 1996. Sampling sites were selected in dry, humid, ...