Toxicity of methyl formate, ethylene oxide and methyl bromide ...Retrospective Theses and...

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Retrospective Theses and Dissertations Iowa State University Capstones, Theses andDissertations

Toxicity of methyl formate, ethylene oxide andmethyl bromide, in admixture with CO2, to therust-red flour beetleR. M. JonesIowa State College

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Recommended CitationJones, R. M., "Toxicity of methyl formate, ethylene oxide and methyl bromide, in admixture with CO2, to the rust-red flour beetle "(1937). Retrospective Theses and Dissertations. 13877.https://lib.dr.iastate.edu/rtd/13877

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Figure !• Toxicity of Methyl Formate, Ethylene Oxide and Methyl Bromide to Adults of Tribolium castaneum.

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HOURS EXPOSED - IN LOGARITHMS

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Eigure 3. Toxicity of Atmospheres of Ethylene Oxide (17#5 mg. per liter). Plus Various Percentages of CO2, to Adults of Tribolium castaneum.

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