. Bulletin of the Department of Agriculture. Agriculture; Agriculture. Washington, D. C. T January, 1926 EFFECTIVENESS AGAINST THE SAN JOSE SCALE OF THE DRY SUBSTITUTES FOR LIQUID LIME-SULPHUR By W. S. ABBOTT, Entomologisi, and JULIAN J. CULVER, Assistant Entomologbl, Enforcement of the Insecticide Act, Bureau of Entomology, and W. J. MORGAN, Associate Chemist, Insecticide and Fungjdde Laboratory, Miscellaneous Division, Bureau of Chemistry CONTENTS , Introduction 1 Materials Used ....â 5 Liquid Lime-Sulphur ....................... 5 Records Taken ......................... 5 Percentage
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. Washington, D. C. T January, 1926 EFFECTIVENESS AGAINST THE SAN JOSE SCALE OF THE DRY SUBSTITUTES FOR LIQUID LIME-SULPHUR By W. S. ABBOTT, Entomologisi, and JULIAN J. CULVER, Assistant Entomologbl, Enforcement of the Insecticide Act, Bureau of Entomology, and W. J. MORGAN, Associate Chemist, Insecticide and Fungjdde Laboratory, Miscellaneous Division, Bureau of Chemistry CONTENTS , Introduction 1 Materials Used ....â 5 Liquid Lime-Sulphur ....................... 5 Records Taken ......................... 5 Percentage of Gintrol 6 Dry Calcium-Sulphurs 6 Dry Sodium-Sulphur Compounds 16 Dry Barium-Sulphur Compounds ....21 General Summary 25 Literature Cited 25 WASHINGTON GOVERNMENT PRINTING OFUCE 1926. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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