Table 3.
14C-glyphosate absorption (% of recovered radioactivity) and translocation (% of absorbed radioactivity) in the different P. hysterophorus accessions at 96 h after treatment (HAT).
| Accessions | Absorptiona (p = 0.0001, DF = 8, n = 45) | Translocation | ||
|---|---|---|---|---|
| Treated leaf (p = 0.0003, DF = 8, n = 45) | Rest of shoot (p = 0.0001, DF = 8, n = 45) | Root (p = 0.0004, DF = 8, n = 45) | ||
| Cu-R1 | 59.3 ± 4.9 BC | 77.9 ± 5.7 AB | 12.1 ± 2.1 BCD | 10.0 ± 2.3 BC |
| Cu-R2 | 60.2 ± 2.1 BC | 82.4 ± 4.2 A | 9.3 ± 1.9 D | 8.3 ± 3.4 BCD |
| Cu-R3 | 56.8 ± 3.9 C | 80.1 ± 3.9 AB | 15.7 ± 3.4 B | 4.2 ± 1.2 D |
| Cu-S | 82.2 ± 6.7 A | 35.5 ± 2.3 C | 41.6 ± 6.2 A | 22.9 ± 4.8 A |
| Do-R1 | 63.1 ± 6.8 B | 78.3 ± 6.7 AB | 10.5 ± 2.7 CD | 11.2 ± 2.1 B |
| Do-R2 | 55.9 ± 7.8 C | 79.3 ± 3.4 AB | 16.2 ± 4.9 B | 4.5 ± 1.4 D |
| Do-R3 | 60.4 ± 3.7 BC | 75.6 ± 5.1 B | 14.1 ± 3.8 BC | 10.3 ± 3.8 B |
| Do-R4 | 58.4 ± 2.3 BC | 81.4 ± 6.3 A | 12.7 ± 4.3 BCD | 5.9 ± 2.7 CD |
| Do-S | 78.8 ± 5.6 A | 39.1 ± 1.9 C | 37.8 ± 2.3 A | 23.1 ± 5.6 A |
a
Over 95% of the total radioactivity applied was recovered.
Mean value (n = 5) ± standard error. Means on a same column followed by the same letter were not significantly different at α = 0.05.