不同浓度IAA对烤烟酶活性及钾和烟碱含量的影响
Journal of Anhui Agricultural Sciences(2007)
Abstract
采用盆栽试验,研究了打顶后喷施不同浓度IAA对烤烟叶片中硝酸还原酶(NR)、转化酶(Inv)活性,根系活力及烟叶中钾和烟碱含量的影响.结果表明:打顶后喷施适宜浓度的IAA(20 mg/kg)可以增加烟叶NR活性,减缓烟叶Inv活性下降程度,有利于提高根系活力,增加烟叶钾含量,同时具有降低烟碱含量的作用.
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Key words
Growth hormone,Potassium content,Flue-cured tobacco,Enzyme activity,Nicotine content
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