吲哚丁酸能够促进湖北海棠根系导管的分化，使根系的木质化程度增加。
IBA treatment can promote the root elongate growth and the root lignification of M. hupehensis Rehd. 5.
本文通过试验证实了扦插根系发育质量与倒苗时根系木质化程度是影响定植苗成活的关键。
The experiments, proved that developmental quality of root system of cutting seedling and lignification degree of root system during seedling-laying are key factors to influence survival rate.
PAL活力与刺槐胚轴或幼茎的维管系统即导管分子的数量和木质化程度增长趋势相一致。
And the activity of PAL coincided with the increasing tendency of the Numbers of vessel element in the plumular axis or juvenile stem of robinia and its degree of lignification as well.
不同部位的木质化的程度不同，原生木质部中只有轻微的加厚，而在厚壁组织和一些木质部导管中则进一步加厚，平均含25%-30%的木质素和50%的纤维素。
The degree of lignification varies from slight in protoxylem to heavy in sclerenchyma and some xylem vessels, but values of 25-30% lignin and 50% cellulose are average.
结果表明：制浆时，不同煤化程度的煤对应的NSF具有不同的最佳缩合度值，添加木质素磺酸钠可有效地提高添加剂NSF的效能。
The results show that the optimal condensation degree of NSF varied with the coal ranks, and the function of NSF can be effectively improved by combining with lignosulfonate.
结果表明：制浆时，不同煤化程度的煤对应的NSF具有不同的最佳缩合度值，添加木质素磺酸钠可有效地提高添加剂NSF的效能。
The results show that the optimal condensation degree of NSF varied with the coal ranks, and the function of NSF can be effectively improved by combining with lignosulfonate.
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