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Table 1 Growth parameters observed by manual sampling and ANOVA for seven rice genotypes at 14 days after sowing

From: Non-destructive phenotyping for early seedling vigor in direct-seeded rice

Traits LB-46 GM-217 AC38399 ARC10656 Vandana Sabita Varshadhan ANOVA
Shoot length (cm) 24.22 ± 1.36 30.78 ± 0.83 23.40 ± 1.63 22.3 ± 1.19 27.76 ± 0.65 20.28 ± 0.64 22.82 ± 1.05 **
Root length (cm) 14.98 ± 0.28 15.34 ± 1.47 16.76 ± 0.78 16.26 ± 0.77 18.48 ± 1.27 17.24 ± 0.46 19.94 ± 3.73 NS
Shoot dry weight (g) 0.0466 ± 0.007 0.059 ± 0.008 0.0382 ± 0.005 0.033 ± 0.001 0.0528 ± 0.002 0.0342 ± 0.004 0.0996 ± 0.05 NS
Root dry weight (g) 0.0182 ± 0.002 0.0246 ± 0.006 0.0174 ± 0.002 0.020 ± 0.004 0.0212 ± 0.002 0.0192 ± 0.002 0.0146 ± 0.0015 NS
Seed weight with mesocotyl 0.0154 ± 0.002 0.0494 ± 0.03 0.0108 ± 0.006 0.0062 ± 0.001 0.0132 ± 0.001 0.0094 ± 0.005 0.01 ± 0.001 NS
Mesocotyl length (cm) 0.38 ± 0.04 0.34 ± 0.02 0.32 ± 0.03 0.30 ± 0.04 0.34 ± 0.02 0.30 ± 0.04 0.38 ± 0.03 NS
Stem thickness (mm) 1.47 ± 0.07 1.25 ± 0.02 1.14 ± 0.08 1.38 ± 0.06 1.40 ± 0.008 1.10 ± 0.06 1.32 ± 0.028 **
Leaf number/plant 3.6 ± 0.24 4.0 ± 0.31 3.0 ± 0.05 3.2 ± 0.2 3.0 ± 0.01 3.0 ± 0.001 3.6 ± 0.24 **
First leaf weight (g) 0.0032 ± 0.0004 0.0034 ± 0.0003 0.0030 ± 0.0004 0.0030 ± 0.0002 0.0048 ± 0.0003 0.0044 ± 0.003 0.0026 ± 0.0004 NS
Second leaf weight (g) 0.0088 ± 0.003 0.0078 ± 0.001 0.0086 ± 0.001 0.0058 ± 0.002 0.0108 ± 0.005 0.0068 ± 0.007 0.0064 ± 0.006 NS
Third leaf weight (g) 0.0094 ± 0.004 0.0098 ± 0.004 0.0096 ± 0.002 0.0078 ± 0.003 0.0168 ± 0.006 0.007 ± 0.005 0.0108 ± 0.004 *
  1. Mean ± standard error and significance of ANOVA are presented for each variety
  2. NS non-significant
  3. * p < 0.05; ** p < 0.001