The acceptance and suitability of a species of Trichogramma captured in a processing tomatoes field in a tract of marshy land alongside a river, in Vila Franca “lezíria”, of the eggs of four species of noctuids (Helicoverpa armigera, Thysanoplusia orichalcea, Autographa gamma e Chrysodeixis chalcites) is studied in a preliminary trial. The specificity of the Trichogramma species towards the key pest of tomato, ...
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