Table 5.
Grain yield, gross income, product cost, and benefit/cost ratio (BCR) of treatments to control foliar diseases in wheat varieties in Passo Fundo, Rio Grande do Sul, Brazil.
| Treatments* | Grain yield (Kg ha−1) | Gross return (US$ ha−1)** | Cost (US$ ha−1) | BCR |
|---|---|---|---|---|
| 1 | 3623.61 | 1583.23 | 0.00 | – |
| 2 | 4867.03 | 2043.74 | 83.00 | 24.62 |
| 3 | 5794.57 | 2335.92 | 93.43 | 25.00 |
| 4 | 5641.57 | 2309.41 | 155.68 | 14.83 |
| 5 | 5259.95 | 2181.49 | 127.31 | 18.70 |
| 6 | 5258.50 | 2185.39 | 112.16 | 19,45 |
| 7 | 5158.42 | 2095.91 | 158.08 | 13.26 |
| 8 | 5236.97 | 2161.35 | 126.80 | 17.04 |
*T1: control; T2: ASM (acibenzolar-S-methyl, 25 g ha−1) at all stages; T3: AC (azoxistrobin + cyproconazole, 0.3 L ha−1) + PZ (propiconazole, 0.5 L ha−1) + MO (mineral oil, 0.6 L ha−1) at all stages; T4: AC + PZ + MO + ASM in stages 2.4, 3.2, 4.5; AC + PZ + MO in stage 6.1; T5: AC + FN (fenpropimorfe, 0.5 L ha−1) + MO in stages 2.4, 3.2; AC + PZ + MO in stages 4.5, 6.1; T6: AC + PZ + MO in stages 2.4, 3.2; AB (azoxistrobin + benzovindiflupir, 0.2 kg ha−1) + PZ + MO in stages 4.5, 6.1; T7: PZ + ASM in stage 2.4; AC + PZ + ASM + MO in stage 3.2; AB + PZ + ASM + MO in stage 4.5; AB + PZ + MO in stage 6.1; T8: AC + PZ + SI (Si based foliar fertilizer, 0.5 kg ha−1) at all stages. **Wheat price on 05/23/2022: US$ 436.92 a ton. The dollar exchange rate on 05/23/2022 was 1 US$ equals R$ 4.80 (Brazilian real).