Open Access
Table 1.
The yield of spring wheat (t/ha) when using mineral fertilizers, presowing seed treatment, and without herbicide 2016-2018
| Year | Nutritional background | Presowing seed treatment (factor B) | |||
|---|---|---|---|---|---|
| Control | Zircon | Dresser | Zircon+dresser | ||
| 2016 | No fertilizer | 1.35 | 1.44 | 1.42 | 1.46 |
| NPK for 3 t/ha | 1.91 | 2.06 | 2.05 | 2.14 | |
| NPK for 3 t/ha | 2.17 | 2.33 | 2.32 | 2.43 | |
| Average | 1.81 | 1.94 | 1.93 | 2.01 | |
| LSD05 for | (A)=0.13; (B, AB) =0.05; (partial average) =0.05 | ||||
| 2017 | No fertilizer | 1.52 | 1.69 | 1.65 | 1.73 |
| NPK for 3 t/ha | 2.96 | 3.19 | 3.16 | 3.28 | |
| NPK for 3 t/ha | 3.93 | 4.16 | 4.15 | 4.32 | |
| Average | 2.80 | 3.01 | 2.99 | 3.11 | |
| LSD05 for | (A)=0.35; (B, AB) =0.12; (partial average) =0.14 | ||||
| 2018 | No fertilizer | 1.27 | 1.42 | 1.35 | 1.48 |
| NPK for 3 t/ha | 2.46 | 2.69 | 2.65 | 2.76 | |
| NPK for 3 t/ha | 2.73 | 2.96 | 2.93 | 3.12 | |
| Average | 2.15 | 2.36 | 2.31 | 2.45 | |
| LSD05 for | (A)=0.25; (B, AB) =0.08; (partial average) =0.10 | ||||
| Over 2016‐ 2018 | No fertilizer | 1.38 | 1.52 | 1.47 | 1.56 |
| NPK for 3 t/ha | 2.44 | 2.65 | 2.62 | 2.73 | |
| NPK for 3 t/ha | 2.94 | 3.15 | 3.13 | 3.29 | |
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