Interesting research about the use of Mucuna root extract as an effective, cheap, and available control of desert locusts.
https://www.researchgate.net/publication/268629712_Efficacy_of_root_extracts_from_Mucuna_pruriens_Fabaceae_against_the_desert_locust_Schistocerca_gregaria_Forskal_1775_Orthoptera_Acrididae