Studies of energy spectrum analysis on the absorption and distributive laws of nutrient elements in sucking roots of ginkgo biloba l.
银杏吸收根营养元素吸收及分配规律的能谱分析。
For several special classes of matrix-polynomials, we have proved that the L-values can be obtained by computing the roots of some lower order algebraic polynomials.
对这几类特殊的矩阵多项式，与之相应的L—值问题可转化为低次的代数多项式求根问题。
Effect of different stress on roots activity and nitrate reductase activity in Zea mays L.
不同逆境对玉米幼苗根系活力及硝酸还原酶活性的影响。
Flavonoids in the roots of Smilax china L. and Smilax glabra Roxb. were analysed qualitatively.
对菝葜和土茯苓根茎中黄酮类化合物进行了定量测定和定性分析。
Morus alba L. is a treasure body, and its Fruits, roots, stems, leaves and processing by-products have a high medicinal value and health value.
桑树全身是宝，其果实(桑葚)、根、茎、叶及其加工副产物都具有很高的药用价值和保健价值。
Methods The absorbance ratio of 19 roots from Amorpha fruticosa L. and 2 confusion roots were measured by UV spectrometry and used as the evidence of identification.
方法取紫穗槐根19个样品及其2个混淆品，用紫外光谱法测得吸收度比值作为鉴定的依据。
This paper introduced the advantage and characteristic of L-series roots blower, which could substitute the liquid ring pump in the process of hydrogen transportation.
本文介绍了L系列罗茨鼓风机在氢气输送过程中替代液环泵的优势与特点。
It was found that the roots of Smilax China L contained flavone, flavonol, dihydroflavone and dihydroflavonol etc.
结果表明，在菝葜植物根茎中含有黄酮、黄酮醇、二氢黄酮、二氢黄酮醇等多种黄酮类化合物。
It was found that the roots of Smilax China L contained flavone, flavonol, dihydroflavone and dihydroflavonol etc.
结果表明，在菝葜植物根茎中含有黄酮、黄酮醇、二氢黄酮、二氢黄酮醇等多种黄酮类化合物。
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