botulinum toxins, mycotoxins, and an anticrop agent.
anthracis, Clostridium botulinum toxin, Brucella sp., Staphylococcus sp., encephalitis virus, and other lethal, incapacitating, or anticrop agents.
Hayes oversaw the production and testing of wheat stem rust and rye stem rust as anticrop agents
. While these agents were never employed, the studies produced a better understanding of the effectiveness of the agents should the method ever be employed against the United States.