结合根系构型研究的需要，提出一种基于阈值分析和区域生长相结合的用于植物根系ct图像的图像分割算法。
A segmentation algorithm based on threshold analysis and region growing method is proposed for the CT images of plant root.
以不同耐旱性玉米为试验材料，利用根箱冲洗根系的方法进行取材，研究并比较不同耐旱性玉米根系在黑土中的构型分布和动态建成。
The distributing pattern and construction of root system among maize genotypes, which had different tolerance to drought and cultivated in phaeozem were studied and compared.
结果：采用多层螺旋CT成像技术能够实现植物根系原位形态构型的定性观察和定量测量。
Results: The attempt to get in situ plant root images was made with using MSCT imaging technology and implemented visualization of plant root growing in different medium.
指出自然土壤介质下，XCT是根系三维构型定量化分析未来的发展趋势。
It was suggested that applying XCT to quantitatively analyze the three-dimensional root system architecture in natural soil media would be the development trend of related researches in the future.
指出自然土壤介质下，XCT是根系三维构型定量化分析未来的发展趋势。
It was suggested that applying XCT to quantitatively analyze the three-dimensional root system architecture in natural soil media would be the development trend of related researches in the future.
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