Nikelshparg E. I. RussiaSaratovMunicipal Educational Institution “Gymnasium No. 3” of the Frunzensky District of the City of Saratov, st. Bol'shaya Kazach'ya, Saratov, Saratov region, 410012evelinanick@gmail.com Author's articles Photosynthetic Activity of the Dodder Cuscuta campestris (Convolvulaceae) in Case of Plant Inhabitation by the Gallformed Weevil Smicronyx smreczynskii (Coleoptera, Curculionidae)