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Table 3.
Soil water accumulation (mm) under corn-for-grain during the fall-winter-spring period in different crop rotations, continuous corn and in black fallow, average for 2006–2015, including in drought year of 2015, Selectia RIFC, Balti
| Soil layers, cm | Crop rotation | Continuous corn | Permanent black fallow | ||
|---|---|---|---|---|---|
| 70% row crops | 60% row crops + 12 t/ha of manure | 40% row crops + 30% lucerne | |||
| Average 2006–2015 | |||||
| 0-100 | 61.1 / 49.6% | 77.4 / 67.8% | 76.9 / 55.1% | 53.9 / 51.0% | 28.8 / 57.6% |
| 0-200 | 123.2 | 114.1 | 139.5 | 105.6 | 50.0 |
| In drought year 2015 | |||||
| 0-100 | 118.5 / 66.1% | 115 / 73.7% | 139.9 / 55.8% | 66.1 / 62.5% | 38.3 / 79.8% |
| 0-200 | 179.3 | 156.0 | 250.5 | 105.7 | 48.0 |
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