Estimated typical herbicide regimes for GM HT reduced/no till and conventional reduced/no till soybean production systems that will provide an equal level of weed control to the GM HT system in Argentina 2018.
| Active ingredient (kg/ha) | Field EIQ/ha value | |
|---|---|---|
| GM HT soybean | 3.59 | 54.53 |
| Source: Kleffmann dataset on pesticide use 2016/17 | ||
| Conventional soybean | ||
| Option 1 | ||
| Glyphosate | 2.27 | 34.80 |
| Metsulfuron | 0.03 | 0.50 |
| 2 4 D | 0.4 | 8.28 |
| Imazethapyr | 0.10 | 1.96 |
| Diflufenican | 0.03 | 0.29 |
| Clethodim | 0.19 | 3.23 |
| Total | 3.02 | 49.06 |
| Option 2 | ||
| Glyphosate | 2.27 | 34.80 |
| Dicamba | 0.12 | 3.04 |
| Acetochlor | 1.35 | 26.87 |
| Haloxifop | 0.18 | 4.00 |
| Sulfentrazone | 0.19 | 2.23 |
| Total | 4.11 | 70.92 |
| Option 3 | ||
| Glyphosate | 2.27 | 34.80 |
| Atrazine | 1.07 | 24.50 |
| Bentazon | 0.60 | 11.22 |
| 2 4 D ester | 0.4 | 6.12 |
| Imazaquin | 0.024 | 0.37 |
| Total | 4.36 | 77.01 |
| Option 4 | ||
| Glyphosate | 2.27 | 34.80 |
| 2 4 D amine | 0.4 | 8.28 |
| Flumetsulam | 0.06 | 0.94 |
| Fomesafen | 0.25 | 6.13 |
| Chlorimuron | 0.05 | 0.96 |
| Fluazifop | 0.12 | 3.44 |
| Total | 3.15 | 54.54 |
| Option 5 | ||
| Glyphosate | 2.27 | 34.80 |
| Metsulfuron | 0.03 | 0.50 |
| 2 4 D amine | 0.8 | 16.56 |
| Imazethapyr | 0.1 | 1.96 |
| Haloxifop | 0.18 | 4.00 |
| Total | 3.38 | 57.82 |
| Option 6 | ||
| Glyphosate | 2.27 | 34.80 |
| Metsulfuron | 0.03 | 0.50 |
| 2 4 D amine | 0.8 | 16.56 |
| Imazethapyr | 0.1 | 1.96 |
| Clethodim | 0.24 | 4.08 |
| Total | 3.44 | 57.90 |
| Average all six conventional options | 3.58 | 61.21 |
Sources: AAPRESID, Kleffmann Global, Monsanto Argentina