12 results
An Apparatus for testing the Toxic Values of Contact Insecticides under Controlled Conditions
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- Bulletin of Entomological Research / Volume 14 / Issue 3 / March 1924
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- 10 July 2009, pp. 223-233
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The Effect of Medium on the Toxicity of DDT to Aphids
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- Bulletin of Entomological Research / Volume 37 / Issue 3 / January 1947
- Published online by Cambridge University Press:
- 10 July 2009, pp. 497-502
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A Laboratory Comparison of the Toxicity as a Contact Poison of DDT with Nicotine, Derris Products and the Pyrethrins
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- Bulletin of Entomological Research / Volume 37 / Issue 3 / January 1947
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- 10 July 2009, pp. 469-496
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Ovicidal Properties of certain Insecticides of Plant Origin. (Nicotine, Pyrethrins, Deeris Products)
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- Journal:
- Bulletin of Entomological Research / Volume 34 / Issue 3 / September 1943
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- 10 July 2009, pp. 225-244
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Pyrethrin I and II: Their insecticidal value and estimation in Pyrethrum (Chrysanthemum cinebariaefolium). I
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- The Journal of Agricultural Science / Volume 19 / Issue 2 / April 1929
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- 27 March 2009, pp. 266-296
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Pyrethrin I and II: Their estimation in pyrethrum (Chrysanthemum cinerariaefolium). II
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- The Journal of Agricultural Science / Volume 19 / Issue 3 / July 1929
- Published online by Cambridge University Press:
- 27 March 2009, pp. 433-437
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The Evaluation of Pyrethrum Flowers (Chrysanthemum Cinerariaefolium)
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- The Journal of Agricultural Science / Volume 21 / Issue 1 / January 1931
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- 27 March 2009, pp. 115-135
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The relationship between the chemical constitution of organic compounds and their toxicity to insects.1
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- Journal:
- The Journal of Agricultural Science / Volume 17 / Issue 2 / April 1927
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- 27 March 2009, pp. 181-208
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The loss of activity of pyrethrum. II
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- The Journal of Agricultural Science / Volume 24 / Issue 4 / October 1934
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- 27 March 2009, pp. 598-626
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Laboratory and field experiments on the use of 3:5-dinitro-o-cresol and the sodium salt for winter spraying
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- The Journal of Agricultural Science / Volume 17 / Issue 2 / April 1927
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- 27 March 2009, pp. 162-180
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The Loss of Toxicity of Pyrethrum Dusts on Exposure to Air and Light
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- The Journal of Agricultural Science / Volume 22 / Issue 2 / April 1932
- Published online by Cambridge University Press:
- 27 March 2009, pp. 396-417
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The influence of chemical constitution on the toxicity of organic compounds to wireworms
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- Journal:
- The Journal of Agricultural Science / Volume 10 / Issue 2 / April 1920
- Published online by Cambridge University Press:
- 27 March 2009, pp. 199-232
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