Root length and diameter measurement by image analysis

Macro programs for measuring root length and diameter were developped for free image analysis program NIH Image (for Macintosh) and Scion Image (for Windows).

Getting macros

You can get macro program here:

These files are self-compressed. You can extract files by executing the files. Please read AboutMacro.

Macro programs

Program files and associated filter files are shown here

Example of image analysis

Under construction.

Selected papers

K.Kimura and S.Yamasaki, Accurate root length and diameter measurement using NIH Image: Use of Pythagorean distance for diameter estimation, Plant and Soil (in press)
K.Kimura and S.Yamasaki, Root length and diameter measurement using NIH Image: application of the line-intercept principle for diameter estimation, Plant and Soil:234 37-46 (2001)
K.Kimura, S.Kikuchi and S.Yamasaki, Accurate Root Length Measurement by Image Analysis. 117-127, Plant and Soil:216 (1999)
K.Kimura, S.Kikuchi and S.Yamasaki, Measurement of root length and width using image analysis system. p. 683-684. In T.Ando et al. (ed.) .Plant nutrition - for sustainable food production and environment., Kluwer Academic Publishers(1997)

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