International Journal of Agronomy / 2020 / Article / Tab 4

Research Article

Preliminary Investigation on Crop Growth, Physiology, and Yield of Rice under Partial Root-Zone Irrigation

Table 4

Ratio of the shoot to root, shoot, and root dry of PMK (R) 3 rice by split root experiment.

Irrigation treatmentsShoot dry mass (g)Root dry mass (g)Shoot:root ratio

PRI170.3 ± 0.63c3.9 ± 0.03ab17.8 ± 0.21bc
PRI274.7 ± 0.70b4.2 ± 0.10a18.0 ± 0.51bc
PRI385.0 ± 0.75a4.1 ± 0.05a20.5 ± 0.29b
PRI465.3 ± 0.59de3.2 ± 0.09c20.3 ± 0.60bc
PRI563.7 ± 0.68e2.6 ± 0.15d24.9 ± 1.79a
PRI655.4 ± 0.46f2.2 ± 0.13e25.6 ± 1.51a
Control66.1 ± 0.56d3.8 ± 0.11b17.5 ± 0.53c
Mean68.63.420.7
SE0.1680.1171.23
CD (0.05)0.3530.2462.59
CD (0.01)0.4840.3373.54

Values indicate the mean of eight plants; ± indicates standard error of the mean; letters indicate significant differences among means according to Student’s t-test. CD represents the critical difference at 95% (0.05) and 99% (0.01) confidence limit.

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