The objective of the work was to evaluate agronomic performance and seed yield tropical corn (Zea mays L.) single tri-linear crosses. In spring-summer 2015 2016, two essays were established in states Veracruz Tabasco, Mexico. first essay, a group 12 crosses evaluated, second, 18 evaluated. both essays, treatments distributed under completely randomized block design with three replicates 5 m lon...