Author | Total amount of glyphosate | Country | Frequency | Timing | Data source |
---|---|---|---|---|---|
Avila-Vazquez et al. [16] | 10 | Argentina | Approx. 12 | 60% pre-emergence | Survey |
Benbrook [10] | 4.45 | Argentina | 3.17 | n.i. | Database analysis |
Bindraban et al. [12] | 3.84 | Argentina | n.i. | n.i. | Literature research |
Primost et al. [17] | 1.9 to 9.1 average: 3.9 | Argentina | 2–6 (average 3.3) | n.i. | Survey |
Papa and Tuesca [18] | Approx. 5 | Argentina | n.i. | n.i. | Calculation based on publicly accessible data |
Benbrook [10] | 4.45 | Brazil | 3.17 | n.i. | Database analysis |
Bombardi [19] | 8.4 | Brazil | n.i. | n.i. | Calculation based on publicly accessible data |
Pignati et al. [20] | 4.9–6.1 l/ha | Brazil | n.i. | 1–2 l/ha pre-emergence and 3–4 l/ha post-emergence | Database analysis |
Pignati et al. [21] | 5.5 l/ha | Brazil | n.i. | n.i. | Database analysis |
OMAFRA [22] | 1.8–2.7 | Canada | 1–2 | 0.9 pre-emergence 0.9–1.8 post-emergence | Guide to weed control |
Franceschell [23] | 4.15 | Paraguay | n.i. | n.i. | Calculation based on publicly accessible data |
Benbrook [10] | 1.6–2.08 | USA | 1.7 | n.i. | Database analysis |
Monsanto patent application [15] | 8 | USA | 3–5 | Pre- and post-emergence | Patent application |
Monsanto [13] | Max. approx. 8 | USA | n.i. | Pre- and post-emergence | Roundup product label |
Perry et al. [24] | 1.5 | USA | n.i. | n.i. | Database analysis |
USDA [14] | 7 | USA | 1.1–1.5 | n.i. | Database entry |