High-throughput method for ear phenotyping and kernel weight estimation in maize using ear digital imaging

Table 1 Lin’s concordance correlation coefficient between measured and estimated kernel weight. Data are from six hybrid trials conducted under low soil nitrogen conditions at Harare, Zimbabwe, during the season 2016–2017

Trial	Number of plots	Concordance correlation coefficient	95% confidence interval	Pearson ρ (precision)	Bias correction factor C_b (accuracy)
1	150	0.7985	0.7434–0.8428	0.8573	0.9313
2	150	0.6281	0.5553–0.6913	0.8715	0.7207
3	150	0.7205	0.6447–0.7823	0.7754	0.9292
4	150	0.5969	0.5280–0.6580	0.906	0.6588
5	165	0.9243	0.9000–0.9429	0.9512	0.9718
6	165	0.7792	0.7394–0.8136	0.9744	0.7996
Mean	155	0.74125	–	0.8893	0.835233

ISSN: 1746-4811