Table 11. Effects of starter nitrogen fertilizer on leaf area index at different stages.
| Nitrogen treatments | V4 | R2 | R4 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 2013 | 2014 | Mean | 2013 | 2014 | Mean | 2013 | 2014 | Mean | |
| N0 | 1.19d | 1.13c | 1.21d | 5.59c | 5.10c | 5.35c | 5.04 | 4.87b | 4.96b |
| N25 | 1.28c | 1.31b | 1.30c | 5.86b | 5.31bc | 5.59b | 5.03 | 4.98a | 5.01ab |
| N50 | 1.53a | 1.42a | 1.48a | 5.99a | 5.89a | 5.94a | 5.16 | 5.04a | 5.10a |
| N75 | 1.39b | 1.38ab | 1.39b | 5.91ab | 5.56ab | 5.74b | 5.10 | 5.01a | 5.06a |
| ANOVA Effect | |||||||||
| Nitrogen (N) | *** | ** | *** | *** | ** | *** | ns | ** | * |
| Year (Y) | ns | *** | ** | ||||||
| N×Y | * | ns | ns | ||||||
Means with same letter are not significantly different (P<0.05) using LSD Test.
***, **, *, and ns denote significance at 0.001, 0.01, 0.05 and not significant (P>0.05), respectively.