01013cam a22002531 4500 agr12000685 DLC 20260227110933.0 930608s1912 dcua f000 0 eng c agr12000685 (OCoLC)28233299 U.S. Dept. of Agriculture Library NNM DLC premarc SB823 .A2 no. 109, pt. V 1 En82B no.109 Johnston, Frederick Andrew. Arsenite of zinc and lead chromate as remedies against the Colorado potato beetle [Leptinotarsa decemlineata Say] By Fred A. Johnston ... <In cooperation with the Virginia Truck Experiment Station.> ... Washington, Govt. Print. Off., 1912. iii p., p. 53-56 incl. tables. 23 cm. United States. Dept. of Agriculture. Bureau of Entomology. Bulletin no. 109, pt. v. Papers on insects affecting vegetables Arsenite of zinc. Lead chromate. Colorado potato beetle 8077 8077