Scientists and businesses have been working on genetically modified crops for years, adding genes, for example, to make plants resistant to insects, funguses and viruses that would otherwise require farmers to use pesticides.
(Scientists and businesses; have been working; on genetically modified crops; T:for years; for example) Context(Scientists and businesses have been working,List([0, 43))):(Scientists and businesses; have been working on genetically modified crops adding; genes) Context(Scientists and businesses have been working,List([0, 43))):(Scientists and businesses; have been working on genetically modified crops to make; plants resistant to insects, funguses and viruses) (farmers; to use; pesticides) (insects, funguses and viruses; would require; farmers; to use pesticides)
Scientists and businesses have been working,List([0, 43)) Scientists and businesses have been working,List([0, 43))
Scientists and businesses Scientists and businesses Scientists and businesses farmers insects, funguses and viruses
have been working have been working on genetically modified crops adding have been working on genetically modified crops to make to use would require
on genetically modified crops T:for years for example
genes
plants resistant to insects, funguses and viruses
pesticides
farmers to use pesticides