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Table 5 Proportion of root length by diameter to experimental factors, Aeration volume (A) and Salinity level (S)

From: Effect of soil aeration on root morphology and photosynthetic characteristics of potted tomato plants (Solanum lycopersicum) at different NaCl salinity levels

treatmentsProportion (%) of root length by diameter (mm)
0–0.10.1–0.20.2–0.50.5–1.01.0–2.0>2.0
CK47.85ab22.51bcd21.56ab6.39abc1.47abcd0.21b
S1A048.65ab22.20bcd22.00ab5.72bc1.21bcd0.23ab
S1A144.12b20.99 cd23.18a8.57a2.57ab0.56ab
S1A249.40ab21.07 cd20.32ab6.90abc1.93abc0.38ab
S1A350.55ab21.07 cd19.81b6.48abc1.76abcd0.33ab
S2A045.72ab25.59a21.84ab5.23c1.29bcd0.32ab
S2A145.91ab20.18d22.33ab8.04ab2.81a0.73a
S2A247.77ab22.19bcd20.83ab6.84abc2.04abc0.32ab
S2A351.04ab21.38 cd19.39b6.00abc1.75abcd0.45ab
S3A0
S3A158.2419.2417.303.930.860.43
S3A248.66ab24.29ab21.63ab4.43 cd0.69 cd0.29ab
S3A357.80a23.19bc15.92c2.23d0.48d0.38ab
F-value
 Aeration volume (A)6.210**9.107**8.528**5.599**4.448*2.502
 Salinity level (S)1.4706.145**0.8446.333**3.492*0.257
 A × S1.5312.6042.0290.2920.0260.190
  1. Note: Values followed by different small letters in the same column meant significant differences at p < 5%. ANOVA F-value for main and interaction effects were not significant (ns) or significant at ≤5% (*) and ≤ 1% level (**)