Bioherbicides are herbicides consisting of phytotoxins, pathogens, and other microbes used as biological weed control.[1] Bioherbicides may be compounds and secondary metabolites derived from microbes such as fungi, bacteria or protozoa; or phytotoxic plant residues, extracts or single compounds derived from other plant species.[2]
^Hoagland, Robert E.; Boyette, C. Douglas; Weaver, Mark A.; Abbas, Hamed K. (January 2007). "Bioherbicides: Research and risks". Toxin Reviews. 26 (4): 313–342. doi:10.1080/15569540701603991. S2CID55305938.