Skip to main content

Table 5 The leaf areas of canopy eaves of main stems were measured with a handheld laser leaf area meter (Ci-203, CID, Inc., Vancouver, WA, USA) at different growth stages for cv. YLY1 and LYP9 in 2013, 2014 and 2015.n- = 10

From: Architectural and Physiological Features to Gain High Yield in an Elite Rice Line YLY1

Leaf area (cm2)
Period Leaf position
(Basipetal leaf rank)
2013 Difference p 2014 Difference p 2015 Difference p
YLY1 (mean ± SE) LYP9 (mean ± SE) YLY1
(mean ± SE)
LYP9 (mean ± SE) YLY1
(mean ± SE)
LYP9 (mean ± SE)  
TS 1st leaf 32.47 ± 0.83 45.19 ± 0.19 −39.18% < 0.01 62.72 ± 0.93 60.44 ± 2.15 3.76% 0.3688 / / / /
2nd leaf 42.67 ± 2.48 40.75 ± 1.41 4.72% 0.3074 41.36 ± 0.78 41.02 ± 1.73 0.82% 0.8531 / / / /
3rd leaf 44.91 ± 1.42 47.90 ± 0.82 −6.25% < 0.05 27.09 ± 0.78 29.43 ± 1.73 −7.96% 0.5143 / / / /
PDS 1st leaf 34.80 ± 0.81 45.37 ± 0.73 −30.36% < 0.01 71.87 ± 1.57 84.60 ± 0.95 −17.71% < 0.01 63.28 ± 2.59 48.24 ± 4.71 31% < 0.05
2nd leaf 49.19 ± 1.48 59.76 ± 1.10 −21.49% < 0.01 87.26 ± 2.07 96.15 ± 1.56 −9.25% < 0.01 72.40 ± 1.14 80.32 ± 3.00 −10% < 0.05
3rd leaf 47.86 ± 0.52 55.95 ± 1.17 −16.90% < 0.01 82.67 ± 3.69 78.15 ± 1.39 5.79% 0.2948 68.02 ± 2.33 82.27 ± 2.19 −17% < 0.01
MS 1st leaf 35.98 ± 0.88 41.99 ± 0.72 −16.68% < 0.01 71.25 ± 4.05 72.37 ± 3.18 −1.58% 0.8376 51.98 ± 3.72 88.97 ± 2.06 −42% < 0.01
2nd leaf 47.65 ± 0.63 61.65 ± 0.94 −22.71% < 0.01 89.70 ± 3.14 89.24 ± 2.88 0.52% 0.9192 49.55 ± 1.19 72.18 ± 2.31 −31% < 0.01
3rd leaf 52.93 ± 0.69 66.81 ± 0.98 −20.78% < 0.01 90.10 ± 1.38 94.85 ± 1.02 −5.01% < 0.05 76.09 ± 3.39 59.83 ± 1.51 −21% < 0.01
YRS 1st leaf 31.82 ± 1.45 27.67 ± 0.56 15.00% < 0.01 48.49 ± 1.12 43.17 ± 0.82 12.31% < 0.01 59.21 ± 4.89 90.81 ± 3.66 −35% < 0.01
2nd leaf 45.42 ± 1.24 46.41 ± 0.63 −2.14% 0.3478 54.80 ± 0.68 51.96 ± 1.36 −5.18% < 0.05 55.89 ± 1.34 76.08 ± 3.86 −27% < 0.01
3rd leaf 37.21 ± 0.73 31.84 ± 1.82 16.88% < 0.01 49.17 ± 1.77 29.85 ± 0.79 −39.29% < 0.01 57.69 ± 1.41 79.99 ± 3.18 −28% < 0.01