Research Article
Effect of Tillage, Irrigation, and Nutrient Levels on Growth and Yield of Sweet Potato in Rice Fallow
Table 6
Interaction effect of tillage and nutrient levels on sweet potato root yield (kg ha−1) in rice fallow.
| Method of tillage | Nutrient levels (N-P2O5-K2O kg ha−1) | LSD () | 0-0-0 | 37.5-25-37.5 | 75-50-75 |
| 2007-2008 | Minimum | 10290 | 11170 | 11830 | 460 | Conventional | 9690 | 11880 | 13250 | |
| 2008-2009 | Minimum | 8190 | 8980 | 10460 | 360 | Conventional | 9880 | 12230 | 13890 | |
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