评价结果显示，户用沼气池的建设在两地均产生了较大的环境效益。
Evaluation results show that the household biogas digester construction in the two cities have great environmental benefit.
根据河南周口市273户棉农对转基因抗虫棉的认知评价调查对采用转基因抗虫棉行为发生逆转的原因进行分析。
Based on a survey involving 273 farming households in Zhoukou, Henan Province, the farmers' cognizance and evaluation on genetically modified cotton were analyzed.
根据河南周口市273户棉农对转基因抗虫棉的认知评价调查对采用转基因抗虫棉行为发生逆转的原因进行分析。
Based on a survey involving 273 farming households in Zhoukou, Henan Province, the farmers' cognizance and evaluation on genetically modified cotton were analyzed.
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