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BACILLUS THURINGIENSIS δ-ENDOTOXEV: ON THE RELATIVE ROLES OF SPORES AND CRYSTALS IN TOXICITY TO SPRUCE BUDWORM (LEPIDOPTERA: TORTRICIDAE)1
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- Journal:
- The Canadian Entomologist / Volume 109 / Issue 11 / November 1977
- Published online by Cambridge University Press:
- 31 May 2012, pp. 1515-1518
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- Article
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