Table 1. Effect of moderate drought and T. evansi infestation on key nutrients in tomato leaves at 4 and 10 days post infestation.
Non-infested | Infested | ANOVA (p<0.05) | |||
---|---|---|---|---|---|
Control | Drought | Control | Drought | ||
4 Days Post Infestation | |||||
Nitrogen1 | 6.7±0.1a | 5.7±0.2b | 5.8±0.2b | 5.7±0.1b | D;I; D*I |
Protein1 | 31±2ab | 26±3b | 35±2a | 25±2b | D |
Free aa1 | 1.0±0.2 | 1.2±0.2 | 1.0±0.1 | 1.1±0.2 | - |
C:N | 5.9±0.1 | 6.4±0.2 | 6.5±0.3 | 6.3±0.2 | - |
Free Sugars1 | 3.3±0.1b | 3.9±0.3a | 4.2±0.1a | 4.3±0.2a | I |
10 Days Post Infestation | |||||
Nitrogen1 | 6.3±0.2a | 5.7±0.1b | 5.9±0.2ab | 5.3±0.1b | D |
Protein1 | 40±5a | 19±4b | 27±6ab | 15±2b | D |
Total free aa1 | 0.9±0.2 | 1.7±0.3 | 1.2±0.3 | 1.8±0.4 | D |
C:N | 6.3±0.1 | 6.4±0.1 | 6.1±0.2 | 6.6±0.2 | - |
Free Sugars1 | 3.2±0.2c | 4.8±0.3a | 3.7±0.1cb | 4.3±0.3ab | D;D*I |
(1) Data, as % of dry weight, are mean ± SE. D (drought) and I (mites infestation) indicate significant factors in the Two-Way ANOVA. Different lower case letters within rows indicates significant differences (Newman-Keuls test at p<0.05).