title: Report claims no yield advantage for Bt crops.
authors: Cormac
authors: C
authors: Sheridan
mesh_terms: D001413:Bacillus thuringiensis / Q000235:genetics; D001427:Bacterial Toxins / Q000235:genetics; D001709:Biotechnology; D018556:Crops, Agricultural / Q000235:genetics / Q000254:growth & development*; D005818:Genetic Engineering; D007113:Immunity, Innate / Q000235:genetics; D007306:Insecticides; D030821:Plants, Genetically Modified / Q000235:genetics / Q000254:growth & development*; D003313:Zea mays / Q000235:genetics / Q000254:growth & development
chemical_list: D001427:Bacterial Toxins; D007306:Insecticides