From: Genome-wide association analysis of seedling root development in maize (Zea mays L.)
Trait name | Symbol | Trait description |
---|---|---|
Total Root Length | TRL | Cumulative length of all the roots in centimeters |
Primary Root Length | PRL | Length of the Primary root in centimeters |
Secondary Root Length | SEL | Cumulative length of all secondary roots in centimeters |
Center of Point | COP | Absolute center of the root regardless of root length |
Maximum Number of Roots | MNR | The 84th percentile value of the sum of every row |
Perimeter | PER | Total number of network pixels connected to a background pixel |
Depth | DEP | The maximum vertical distance reached by the root system |
Width | WID | The maximum horizontal width of the whole RSA |
Width/Depth ratio | WDR | The ratio of the maximum width to depth |
Median | MED | The median number of roots at all Y-location |
Total Number of Roots | TNR | Total number of roots |
Convex Area | CVA | The area of the convex hull that encloses the entire root image |
Network Area | NWA | The number of pixels that are connected in the skeletonized image |
Bushiness | BSH | The ratio of the maximum to the median number of roots |
Length Distribution | LED | The ratio of TRL in the upper one-third of the root to the TRL |
Diameter | DIA | Diameter of the primary root |
Surface Area | SUA | Surface area of the entire root system |
Standard Root Length | SRL | Total root length divided by root volume |
Shoot Length | SHL | Total Length of the shoot to the longest leaf tip in cm |
Shoot Dry weight | SDW | Total dry weight of only the plant shoot |
Root Dry Weight | RDW | Total dry weight of only the plant roots |
Total Plant Biomass | TPB | Root dry weight and Shoot dry weight added together |