Control of the locust borer /
Hall, Ralph C.
Control of the locust borer / by Ralph C. Hall - Washington, D.C. : Forest service and Ohio State University - 19 p. - Circular; 626 .
Encuadernado con: Orchard insects of the pacific northwest and their control / by E.J., Newcomer
200616
Chapulines -- USA
Control de plagas
Ortopteros
PA-C 634 N4 1933
Control of the locust borer / by Ralph C. Hall - Washington, D.C. : Forest service and Ohio State University - 19 p. - Circular; 626 .
Encuadernado con: Orchard insects of the pacific northwest and their control / by E.J., Newcomer
200616
Chapulines -- USA
Control de plagas
Ortopteros
PA-C 634 N4 1933