Table II.
Three-way analysis of variance testing the effects of three eliciting chemicals (JA, GA, and SA) alone and in combination on leaf trichome density (no. / cm2) and number of Landsberg erecta
Significant P values are indicated in bold. df, degrees of freedom; MS, mean square; JA, jasmonic acid; SA, salicylic acid; GA, gibberellin.
| Source
|
df
|
Trichome Density
|
Trichome Number
|
||||
|---|---|---|---|---|---|---|---|
| MS | F | P | MS | F | P | ||
| JA | 1 | 9,052 | 5.3 | 0.022 | 16,300 | 13.2 | 0.001 |
| GA | 1 | 25,820 | 15.3 | 0.001 | 109,013 | 88.3 | 0.001 |
| SA | 1 | 8,293 | 4.9 | 0.029 | 21,856 | 17.7 | 0.001 |
| JA × GA | 1 | 6,295 | 3.7 | 0.056 | 8,623 | 6.9 | 0.009 |
| JA × SA | 1 | 7,970 | 4.7 | 0.032 | 12,591 | 10.2 | 0.002 |
| GA × SA | 1 | 298 | 0.1 | 0.674 | 9,139 | 7.4 | 0.007 |
| JA × GA × SA | 1 | 75 | 0.0 | 0.832 | 1,862 | 1.5 | 0.222 |
| Residual | 82 | 1,680 | 1,233 | ||||
| Total | 89 | ||||||