阐述CO2浓度对的蚕影响。 -题库考试答案搜索网

阐述CO2浓度对的蚕影响。

问答题

2021-12-27 20:20

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正确答案

CO2浓度不超过1%无影响。SO2浓度在0.1%—0.2%时就会有影响，对蚕有害，且蚕茧的解舒不良。CO浓度超过0.5%时，蚕受害中毒。NH3有害浓度在0.05%有害丝质HF有害气体。

试题解析

标签：蚕业工桑园工考试

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