Research Article
Effect of Tillage, Irrigation, and Nutrient Levels on Growth and Yield of Sweet Potato in Rice Fallow
Table 4
Effect of tillage, irrigation, and nutrient levels on root and fodder yield of sweet potato in rice fallow.
| Treatment | Root yield (kg ha−1) | Fodder yield (kg ha−1) | 2007-2008 | 2008-2009 | 2007-2008 | 2008-2009 |
| Tillage | | | | | Minimum tillage | 11100 | 9210 | 10370 | 10530 | Conventional tillage | 11600 | 12000 | 10810 | 12820 | LSD () | 470 | 410 | NS | 380 |
| No. of irrigation | | | | | 3 | 9320 | 8360 | 8390 | 9770 | 5 | 11640 | 10710 | 10860 | 11640 | 7 | 13100 | 12750 | 12510 | 13630 | LSD () | 500 | 330 | 250 | 330 |
| Nutrient levels (N-P2O5-K2O kg ha−1) | | | | | 0-0-0 | 9990 | 9040 | 9670 | 10190 | 37.5-25-37.5 | 11530 | 10610 | 10770 | 11700 | 75-50-75 | 12540 | 12180 | 11330 | 13140 | LSD () | 340 | 240 | 390 | 260 |
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