The content of macroelements in S. sphenanthera during its growing period from high to low are:N,K,Mg,Ca,P,and so are microelements are:Fe,Mn,Cu,Zn.
3.华中五味子在整个生长期内大量元素含量由高到低依次是:N、K、Mg、Ca、P,微量元素含量高低顺序是:Fe、Mn、Cu、Zn。
参考来源 - 华中五味子地上部分生长发育动态研究·2,447,543篇论文数据，部分数据来源于NoteExpress
It was necessary for maintaining normal chlorophyll content and net photosynthetic rate to supply macroelements.
供应大量元素是维持正常叶绿素含量和光合速率所必需的。
Pot experiments were carried out to study the optimal prescription of macroelements in nutrient solution for lettuce hydroponics.
采用回归分析法，通过盆栽试验，研究莴笋无土栽培营养液中大量元素的最优配方。
However, in the macroelements excessive NH4NO3 does not favor the growth of hairy root, the accumulation and release of tanshinones.
而大量元素中含量过多的NH4NO3不利于丹参毛状根的生长，同时也不利于丹参酮类成分的积累和释放。
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