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2013-05-23 12:21
求翻译:Each of the more than 800 strains of Bacillus thuringiensis may exhibit different toxicity to insects, rodents and humans. This fact complicates any discussion about the toxicity of B.t. The following are summaries of the acute toxicity data available for two commonly used commercial varieties of B.t..是什么意思? 待解决
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Each of the more than 800 strains of Bacillus thuringiensis may exhibit different toxicity to insects, rodents and humans. This fact complicates any discussion about the toxicity of B.t. The following are summaries of the acute toxicity data available for two commonly used commercial varieties of B.t..
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