Table 1.
NAIs released by different plants under natural growth conditions without pulse electric field (PEF) stimulation.
| Treatment | Distance between Ion Counter and Plant | NAI Concentration (ions/cm3) | Reference |
|---|---|---|---|
| Soil pot without plants | 70 cm | 135 ± 70 # | [28] |
| Soil pot with plants | 70 cm | 133 ± 45 # | [28] |
| Soil pot without plants | ≤32.5 cm * | 35 | [30] |
| Soil pot with plants | |||
| M. adansonii var. laniata | ≤32.5 cm * | 36 | [30] |
| C. asiaticum var. sinicum | ≤32.5 cm * | 68 | [30] |
| O. bodinieri | ≤32.5 cm * | 56 | [30] |
| A. macrorrhizos | ≤32.5 cm * | 66 | [30] |
| A. densiflorus | ≤32.5 cm * | 55 | [30] |
| D. ensifolia | ≤32.5 cm * | 40 | [30] |
| N. tazetta var. chinensis | ≤32.5 cm * | 73 | [30] |
| H. fulva | ≤32.5 cm * | 55 | [30] |
| Z. carinata | ≤32.5 cm * | 72 | [30] |
| D. cochinchinensis | ≤32.5 cm * | 43 | [30] |
* Specific distance may be related to plant size, please refer to the cited paper for more details. # Average values for all used plant species under 60 min of experiment.