Research Article
Agronomic Evaluation and Genetic Variation of Tunisian Tall Fescue (Festuca arundinacea Schreb.)
Table 1
Description of agroecological parameters at the collection sites of each accession.
| Code | Population | Altitude (m) | Rainfull (mm) | Max T.°C | Min T.°C | Slope incline | Anthropogenic disturbances | pH | Soil texture | Site |
| Sk1 | Skalba | 6 | 425 | 29.5 | 8.6 | 2 | 2 | 8.50 | 3 | Sk2 | Skalba | 18 | 425 | 29.5 | 8.6 | 1 | 2 | 8.50 | 3 | Am | Ain melliti | 580 | 575 | 33.4 | 4.9 | 2 | 2 | 8.75 | 3 | Ad1 | Amdoun | 335 | 650 | 35.6 | 5.2 | 3 | 2 | 8.50 | 3 | Ad2 | Amdoun | 197 | 650 | 35.2 | 5.2 | 1 | 2 | 8.50 | 3 | Do | Dougga | 510 | 525 | 35.2 | 5.1 | 2 | 2 | 8.75 | 3 | Nf | Nefza | 30 | 700 | 32.5 | 7.7 | 1 | 2 | 9.25 | 3 | Th | Thibar | 293 | 600 | 35.2 | 5.7 | 1 | 2 | 9.00 | 3 | Bj | Béja | 170 | 226 | 31.8 | 6.7 | 1 | 2 | 9.00 | 3 | Bz1 | Bizerte | 5 | 600 | 31.8 | 6.7 | 1 | 2 | 9.00 | 3 | Bz2 | Bizerte | 14 | 600 | 31.8 | 6.7 | 1 | 2 | 9.50 | 3 | Bz3 | Bizerte | 22 | 600 | 31.8 | 6.7 | 1 | 2 | 9.25 | 2 | Sd1 | Sedjnene | 116 | 650 | 32.5 | 7.7 | 1 | 2 | 6.75 | 3 | Sd2 | Sedjnane | 99 | 650 | 32.5 | 7.7 | 1 | 2 | 8.50 | 3 | Ts | Teskraia | 5 | 600 | 31.8 | 6.7 | 1 | 2 | 8.75 | 3 | Sn1 | Sidi Nsir | 75 | 500 | 23.4 | 11.9 | 1 | 2 | 8.75 | 3 | Sn2 | Sidi Nsir | 147 | 500 | 23.4 | 11.9 | 1 | 2 | 8.75 | 3 | Ut | Utica | 1 | 626 | 32.1 | 6.8 | 1 | 2 | 9.00 | 3 | Ta | Tahent | 75 | 500 | 23.4 | 11.9 | 1 | 2 | 8.50 | 3 | Ao | Aouna | 270 | 600 | 23.4 | 11.9 | 1 | 2 | 9.00 | 3 | Sm | Sidi Mechrig | 65 | 650 | 31.8 | 6.7 | 1 | 2 | 5.00 | 2 | Tb1 | Tabarka | 12 | 1029 | 30.2 | 8.0 | 1 | 7 | 6.50 | 2 | Tb2 | Tabarka | 56 | 1000 | 33.4 | 4.9 | 3 | 2 | 6.50 | 2 | Tb3 | Tabarka | 40 | 1100 | 30.2 | 8.0 | 1 | 2 | 6.50 | 2 | Fr1 | Fernana | 315 | 800 | 30.2 | 8.0 | 3 | 2 | 9.25 | 3 | Fr2 | Fernana | 400 | 1000 | 33.2 | 5.5 | 3 | 2 | 8.00 | 2 | Fr3 | Fernana | 408 | 800 | 32.5 | 7.7 | 2 | 2 | 8.75 | 3 | Rr1 | Rass rajel | 29 | 1000 | 27.5 | 8.7 | 1 | 2 | 5.25 | 2 | Rr2 | Rass rajel | 20 | 1030.2 | 27.5 | 8.7 | 1 | 2 | 8.50 | 3 | Dr | Ain Draham | 155 | 1534 | 31.3 | 3.9 | 3 | 2 | 9.00 | 3 | Bs | Bou salem | 150 | 425 | 35.6 | 5.2 | 1 | 2 | 9.50 | 3 | Bu | Bulla regia | 150 | 523 | 33.4 | 4.9 | 1 | 2 | 9.00 | 3 | Hb | Hammam Bourguiba | 560 | 1200 | 31.3 | 3.9 | 3 | 2 | 6.25 | 3 | Gh | Ghardimaou | 925 | 800 | 30.2 | 8.0 | 2 | 3 | 6.50 | 2 | As | Ain sobaa | 68 | 900 | 30.2 | 8.0 | 1 | 2 | 7.75 | 2 | VG | “Grombalia” | 100 | 480 | 30.6 | 8.2 | 1 | 1 | 8.20 | 1 | VM | “Mornag” | 123 | 425 | 33.1 | 5.7 | 2 | 1 | 9.25 | 3 | VJ | “Jebebina” | 300 | 350 | 34.6 | 6.7 | 1 | 1 | 7.60 | 1 |
|
|
Slope incline: (1): 0–5%, (2): 6–10%, (3): 11–40%; Anthropogenic disturbances: (1): cultivated, (2): grazed, (3): logged/cleared, (4): drained, (5): fire, (6): road-side, (7): settlement; Soil texture: (1): sand, (2): loam, (3): clay.
|