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Summary: salviniae weevil has won kudos internationally for holding salvinia in check. The helpful insect has already been used—with great success—in more than 13 countries over 3 continents. This one-tenth-inch-long South American weevil, Cyrtobagous salviniae, is highly effective in reducing giant salvinia infestations to acceptable levels. The adult female lays her eggs in a

Image Dimensions: 150 x 98