Diatraea saccharalis ), the Mexican rice borer ( Eoreuma loftini ); leaf-cutting ants,  termites ,  spittlebugs  (especially  Mahanarva fimbriolata  and  Deois flavopicta ), and the  beetle   Migdolus fryanus . The planthopper insect  Eumetopina flavipes  acts as a  phytoplasma  vector, which causes the sugarcane disease ramu stunt. Pathogens Numerous pathogens infect sugarcane,