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Table 3 Results of panicle structure quantification

From: P-TRAP: a Panicle Trait Phenotyping tool

 

P-TRAPv Corrected P-TRAP (%)

Corrected P-TRAP v FO (%)

Trait

Mean

STD

Sign

Mean

STD

Sign

PA_length

0.37%

0.87%

-

3.68%

3.68%

+

Nodes_nb

0.25%

1.32%

-

12.14%

12.95%

-

SA_nb

2.91%

1.47%

-

2.06%

7.56%

+

SA_length

1.05%

0.44%

+

5.46%

4.43%

+

TA_nb

6.09%

3.20%

+

10.60%

14.01%

+

Sp_nb

5.41%

3.81%

-

3.69%

4.60%

-

  1. The percentage deviation in the processing of 26 images between 1) the P-TRAP automatic results (P-TRAP raw data) and the corrected data after expert evaluation and 2) between the corrected P-TRAP data and field operator results (FO). The factors assessed (Traits) were Rachis length (PA_length), Number of nodes (Nodes_nb), Number of secondary Axes (SA_nb), Average length of Secondary Axes (SA_length), Number of tertiary axes (TA_nb) and the Number of grains (Sp_nb). The results were calculated for the mean of differences, standard deviation (STD), and the deviation sign (Sign).