3种重金属不同浓度对烤烟生长及产值量的影响
KeXue ZhongYang(2016)
Abstract
本试验采用盆栽方式,研究了不同浓度汞(Hg)、镉(Cd)、铅(Pb)对烤烟生长及产值量的影响.结果表明:在3种重金属不同浓度处理下,烤烟生长均受到抑制,特别在高浓度(Hg和Cd为3.5 mgo㎏-1~4.0mgo㎏-1﹑Pb为800 mgokg-1~900 mgokg-1)上,烤烟的农艺性状均受到明显抑制,均造成烤烟不同程度的减产.
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