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The effects of waterproofing materials and out-door exposure upon the tensile strength of cotton yarn

โœ Scribed by H.P. Holman; T.D. Jarrell


Book ID
104124428
Publisher
Elsevier Science
Year
1923
Tongue
English
Weight
69 KB
Volume
195
Category
Article
ISSN
0016-0032

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Effects of treating materials and outdoo
โœ T.D. Jarrell; H.P. Holman ๐Ÿ“‚ Article ๐Ÿ“… 1923 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 58 KB

From this work the conclusion is drawn that a chenfical analysis of an arsenical does not give sufficient data to judge satisfactorily its insecticidal properties and a toxicity study alone does not show that an arsenical is suitable for general insecticidal purposes. Both a chemical analysis and a