Table 3.
Total root length (cm), area (cm2), surface area (cm2), root volume (cm3), root diameter (mm), and number for tomato grown under soil water contents of 75–70% and 55–50% and with different soil textures of China
| Soil | Treatments | Total root length (cm) |
Area (cm2) |
Surface area (cm2) |
Root volume (cm3) |
Root diameter (mm) |
Root number |
|---|---|---|---|---|---|---|---|
| Hanzhong | Control | 844.7 ± 10.8 d | 80.01 ± 7.9 bc | 354.87 ± 16.5 abc | 10.99 ± 1.1 de | 0.91 ± 0.05 d | 946 ± 26.3 bc |
| Deficit | 893.5 ± 22.7 c | 65.83 ± 8.6 d | 326.35 ± 12.8 c | 7.81 ± 0.8 E | 0.74 ± 0.08 e | 858 ± 29.8 c | |
| Yulin | Control | 885.6 ± 6.23 cd | 84.41 ± 10.9 ab | 368.17 ± 14.8 a | 21.93 ± 2.2 ab | 1.26 ± 0.07 a | 1013 ± 31.8 ab |
| Deficit | 1008.6 ± 17.5 b | 72.87 ± 12.6 cd | 333.37 ± 16.2 bc | 17.67 ± 1.8 bc | 1.15 ± 0.06 b | 967 ± 17.8 bc | |
| Yangling | Control | 967.1 ± 14.3 b | 91.75 ± 11.8 a | 386.17 ± 11.5 a | 24.16 ± 1.4 a | 1.05 ± 0.05 c | 1143 ± 46.8 a |
| Deficit | 1071.2 ± 22.7 a | 77.97 ± 8.4bc | 347.96 ± 12.4 bc | 15.16 ± 1.1 cd | 0.89 ± 0.08 d | 1083 ± 28.7 ab | |
| Soil (S) | * | * | * | * | * | * | |
| Treatment (T) | * | * | * | * | * | * | |
| Soil x Treatment (SXT) | * | NS | NS | NS | * | NS | |
Treatment values presented for comparison are the means of three replications (± SE, standard error). Means followed by different letters are significantly different (p ≤ 0.05) according to Tukey’s test. NS not significant; *P < 0.05