Toxic and repellent sprays for the control of elm bark beetles /
Whitten, R. R
Toxic and repellent sprays for the control of elm bark beetles / by R. R. Whitten - Washington : Department of Agriculure - 12 p. - EUA. Dept. of Agriculture Circular; 647 .
202912
Scolytus multistriatus Control de plagas Pesticidas -- Toxicidad Escarabajos
Toxic and repellent sprays for the control of elm bark beetles / by R. R. Whitten - Washington : Department of Agriculure - 12 p. - EUA. Dept. of Agriculture Circular; 647 .
202912
Scolytus multistriatus Control de plagas Pesticidas -- Toxicidad Escarabajos