Tar distillate emulsions for the control of the black cherry aphid
Hartzell, F.Z.
Tar distillate emulsions for the control of the black cherry aphid - Geneva 1933 - 1-23 p. - New York Agricultural Experiment Station. Bulletin No. 637 .
Tar distillate emulsions for the control of the black cherry aphid - Geneva 1933 - 1-23 p. - New York Agricultural Experiment Station. Bulletin No. 637 .