采用正交设计试验法，研究了四种不同生长调节剂对马蹄金子叶、片、柄和下胚轴愈伤组织诱导的影响。
This experiment inspected the effect of four different growth regulators on callus induction of cotyledon young leaf petiole and hypocotyl in creeping dichondra with the orthogonal design.
正交试验设计法以其方法科学、操作简便、费用节省、效果显著等特点，十分适合在小企业推广运用。
The orthogonal test design method is very suitable to be popularized and applied in minor enterprises because of its features of scientific method, easy operation, lower cost and striking effect.
本文用正交试验设计法对添加剂种类和浸取条件进行筛选研究。
In this study, the kinds of additive and extraction conditions are sieved by orthogonal designing method.
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