Table 1.
Growth parameters of marigold plants in response to mycorrhizal inoculation grown under different levels of drought stress (D0 no drought, D1 mild, D2 moderate and D3 severe drought).
| Treatments |
Plant height (cm) | Shoot dry weight (g) | Flower diameter (cm) | Flowers fresh weight (g) | Flowers dry weight (g) | |
|---|---|---|---|---|---|---|
| Drought | Mycorrhizal status | |||||
| D0 | M+ | 58.6 | 5.29 | 5.22 | 9.01 | 1.64 |
| M− | 54.4 | 4.44 | 4.62 | 8.14 | 1.15 | |
| D1 | M+ | 53.3 | 4.12 | 4.23 | 7.14 | 1.02 |
| M− | 50.8 | 3.28 | 4.01 | 6.91 | 0.93 | |
| D2 | M+ | 47.6 | 3.06 | 4.02 | 6.33 | 0.83 |
| M− | 45.1 | 2.89 | 3.79 | 5.75 | 0.75 | |
| D3 | M+ | 36.5 | 2.62 | 3.34 | 5.24 | 0.67 |
| M− | 31.4 | 2.01 | 2.86 | 4.84 | 0.55 | |
| LSD 5% | 1.5⁎ | 0.31⁎ | 0.22⁎ | 0.19⁎ | 0.11⁎ | |
Where M+ = mycorrhizal treatment and M− = non-mycorrhizal treatment.
⁎
Significant difference at p ⩽ 0.05 (Steel and Torrie, 1980).