With adoption of SSR mark technology, the DNA extraction method can be effectively employed in seed purity analysis and marker aided breeding activity.
结合采用SSR分子标记技术，此DNA提取方法可有效地用于玉米种子纯度检验和分子标记辅助育种。
Methods:The extracting conditions and adsorptive characteristics and elutive parameters of the process were studied by taking the extraction efficiency and purified ratio of Rheum as mark.
方法以大黄总蒽醌的提取率及洗脱率为考察指标，考察大黄的提取条件及大孔吸附树脂富集、纯化大黄总蒽醌的吸附性能和洗脱参数。
The method of image segmentation and feature extraction is to segment a individual tree from its surrounding sceneries in the photography image of the woodland, and mark the feature points.
图像分割和特征提取，是将摄影图像里的目标物体与其周围的景物分割，并且获取其特征点数据的方法和技术。
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