Steinernema diaprepesi (Nematoda: Steinernematidae): Its Occurrence in Western Mexico and Susceptibility of Engorded Cattle Ticks Boophilus microplus (Acari: Ixodidae)

Jaime Molina-Ochoa1,4, Khuong B. Nguyen2, Martin Gonzalez-Ramirez1, Miguel Guadalupe Quintana-Moreno3, Roberto Lezama-Gutierrez1 and John E. Foster4 ^niversidad de Colima, Facultad de Ciencias Biologicas y Agropecuarias, Laboratorio de Nematologia Entomopatogena, Km. 40 autopista Colima-Manzanillo, Apartado Postal 36, Tecoman, Colima 28930, Mexico E-mail: jmolina@ucol.mx, jmolinal8@hotmail.com, mglezr@ucol.mx,rlezama32@hotmail.com