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大豆科学  2015 

抗草甘膦转基因大豆对土壤酶活性及微生物数量的影响

DOI: 10.11861/j.issn.1000-9841.2015.04.0648, PP. 648-652

Keywords: 转基因大豆,脲酶,脱氢酶,蔗糖酶,微生物

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Abstract:

利用生物学试验方法,对种植抗草甘膦转基因大豆呼交06-698及其非转基因亲本蒙豆12后的土壤酶活性及土壤微生物数量进行了测定,考察抗草甘膦转基因大豆对土壤生态环境的影响。结果表明:抗草甘膦转基因大豆呼交06-698与其亲本非转基因大豆蒙豆12在土壤酶活性和微生物数量两方面的变化趋势相似,不同时期土壤酶活性与微生物数量存在差异,同一时期抗草甘膦转基因大豆土壤脱氢酶、脲酶、蔗糖酶活性无显著性差异,土壤细菌数量差异不显著,仅在播种前和苗期抗草甘膦转基因大豆土壤真菌和放线菌数量显著高于非转基因大豆,其它时期土壤真菌和放线菌数量差异不显著。

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