BUSTILLO, ALEX E., and ALFREDO SALDARRIAGA. “POPULATION EVALUATION METHOD AND EFFECT OF INSECTICIDES ON THE CONTROL OF Glena Bisulca and Oxydia Trychiata IN PINO PATULA”. Revista Colombiana de Entomología 2, no. 2 (June 30, 1976): 69–72. Accessed January 19, 2025. https://ojs.h-novigo.com/index.php/SOCOLEN/article/view/10411.