The mormon cricket and its control /
Cowan, F. T.
The mormon cricket and its control / by F. T. Cowan and Sam C. McCampbell - Fort Collins, Colorado : Colorado Agricultural College - 28 p. - Colorado Agr. College Circular; 53 .
202668
Anabrus simplex Control de plagas
The mormon cricket and its control / by F. T. Cowan and Sam C. McCampbell - Fort Collins, Colorado : Colorado Agricultural College - 28 p. - Colorado Agr. College Circular; 53 .
202668
Anabrus simplex Control de plagas