trace nutritional elements 微量营养元素
major nutritional elements 主要营养元素
mineral nutritional elements 矿质营养元素
toxic and nutritional elements 毒害元素和营养元素
In the significant correlative wavebands between leaf spectral reflectance and nutritional elements, spectral variables of 100nm waveband width could not drop the accuracy of nutritional elements estimation.
2．在叶片光谱反射率与营养元素的显著相关波段范围内，选择100nm波段宽度的光谱参量不会降低估测营养元素含量的精度。
参考来源 - 玉米营养光谱诊断技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The growth and development of Sanqi in the lack of nutritional elements had been done by the water culture.
通过水培试验，研究三七在缺素营养溶液中的生长状况，为三七营养元素缺乏的田间快速诊断提供参考。
Ca was positive correlation with n, p, Cu and Zn, but negative correlation with other 4 nutritional elements, especially with K.
钙与氮、磷、铜和锌呈正相关关系，与其他4种元素呈显著负相关关系，尤其是钾。
Appropriate calories and nutritional elements are essential to the nutrition support, and the nutritional amelioration correlates with the condition and period of nutrition support.
提供合适的热量和营养物质是围手术期营养支持成功与否的关键，营养状况的改善与病情及营养支持时间长短有关。
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