Effect of Neem on damage caused by fall armyworm Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) and three agricultural variables on resistant and susceptible maize. Autores: Gutiérrez-García, Socorro del Carmen, Sánchez-Escudero, Julio, Pérez-Domínguez, Juan Francisco, Carballo-Carballo, Aquiles, Bergvinson, David, Aguilera-Peña, María Martha