00781cam a22002171 4500 agr11000734 DLC 20260227110932.0 940411s1911 dcuaf f000 0 eng agr11000734 (OCoLC)31830512 DLC NNM DLC SB933 .U18 no. 97, pt. III Johnson, Fred. Papers on deciduous fruit insects and insecticides. Vineyard spraying experiments against the rose-chafer in the Lake Erie Valley. By FredJohnson ... Washington, Govt. print. off., 1911. iv p., p. 53-64. illus., pl. IV-VII. 23 cm. U.S. Dept. of agriculture. Bureau of entomology. Bulletin no. 97, pt. III Rose-chafer. Grapes Spraying. 7932 7932