Table 2.
Comparative fat content and fatty acid profile of D. bardawil in different treatments under light intensity of 35.0 ± 2.5 μmol m−2 s−1(LL) and 75.0 ± 2.5 μmol m−2(HL)
| Sample | FAT(%) | Fatty acid profile (expressed relative %)a | |||||||
|---|---|---|---|---|---|---|---|---|---|
| c14:0 | c 16:0 | c 18:0 | c 18:1 | c 18:2 | c 18:3 | c 20:0 | c 20:1 | ||
| Control (HL) | 33.3 c | 11.0cd | 43.0 bc | 3.0d | 29.0* a | 6.8 b | 2.0cd | 2.1 c | 3.1 c |
| DPA | 54.6*a | 12.0 b | 42.0 bc | 3.9 d | 21.4 b | 6.5cd | 2.0cd | 2.1 c | 10.1 bc |
| Caffeine | 36.7 c | 13.0 b | 40.0 bc | 8.9 c | 18.4 c | 5.0 c | 2.5 b | 2.0 c | 10.2 bc |
| Nicotine | 18.4d | 20.0* a | 10.2 ab | 37.5* a | 22.9 b | 9.4* a | ND | ND | ND |
| Glyphosate | 25.4d | 15.3 b | 49.7* a | 10.3cd | 14.4d | 2.3d | 3.0 b | 2.9cd | 2.1 c |
| DCMU | 23.7d | 11.8cd | 45.9 bc | 4.5d | 25.8cd | 4.0 c | 4.5*a | 2.5 b | 1.0cd |
| Basta | 30.3 c | 1.1d | 44.1 bc | 16.6cd | 14.2d | 5.6dc | 1.4 c | 6.0*a | 12.1*a |
| Control(LL) | 25.9d | 13.0 b | 41.0cd | 13.7 c | 19.1cd | 6.0 b | 2.0 c | 2.0 c | 3.2 c |
| DPA | 50.4*a | 14.6 b | 43.1cd | 10.6d | 13.8d | 3.4d | 4.0*bc | 5.0 bc | 5.5 c |
| Caffeine | 30.8 c | 12.0 b | 41cd | 5.5d | 18.1 c | 6.3cd | 3.5cd | 3.5cd | 10.1 a |
| Nicotine | 26.5d | 19.6*a | 14.4d | 33.9*a | 25.6*a | 6.5cd | ND | ND | ND |
| Glyphosate | 27.0d | 14.3 b | 48.7*a | 12.3 c | 12.9d | 2.3d | 4.7 a | 2.8 c | 2.0 c |
| DCMU | 23.2d | 11.4cd | 44.9cd | 9.9d | 12.8d | 8.5*a | 2.5 b | 6.0*a | 4.0 c |
| Basta | 27.2d | 1.1d | 40.1cd | 9.6d | 20.2cd | 6.6cd | 2.4cd | 5.0 bc | 15.0*a |
a Values are mean relative area (%) of GLC chromatograms for three consecutive analyses. Fatty acids with concentration less than 0.5% have not been represented in the table. ND-not detected.
C 14:0-myristic, C 16:0-palmitic, C 18:0-stearic, C 18:1-oleic, C 18:2-linoleic, C 18:3-linolenic, C 20:0-arochidonic acid and C 20:1-eicosenoic fatty acids.
Different alphabets in the same column represent * significant difference between the means
P ≤ 0.05.