Research Article
Effect of Different Rates of N and Intrarow Spacing on Growth Performance of Lettuce (Lactuca sativa L.) in Gurage Zone, Wolkite University, Ethiopia
Table 5
Effect of N and intrarow spacing on fresh weight/plant, dry weight/plant, and yield of lettuce.
| Factors | Treatment | Fresh weight (g) | Dry weight (g) | Yield (ton/ha) |
| Nitrogen | 0 kg/ha (N0) | 37.07a | 7.05a | 6.14a | 50 kg/ha (N1) | 41.88a | 9.86ab | 7.17b | 100 kg/ha (N2) | 50.82b | 12.96b | 8.05c | 150 kg/ha (N3) | 57.57c | 28.75c | 9.45d | LSD (0.05) | 4.877 | 4.675 | 0.318 |
| Spacing | 15 × 30 cm (S1) | 35.97a | 9.27a | 7.54a | 20 × 30 cm (S2) | 45.39b | 13.38b | 7.57a | 25 × 30 cm (S3) | 59.15c | 21.31c | 8.01b | LSD (0.05) | 4.224 | 4.049 | 0.275 |
| Nitrogen spacing | N0S1 | 26.84a | 4.36a | 5.96a | N0S2 | 36.60ab | 7.54ab | 6.10a | N0S3 | 47.78ef | 9.25ab | 6.37a | N1S1 | 31.95ab | 9.38ab | 7.10b | N1S2 | 42.70cde | 9.87ab | 7.12b | N1S3 | 50.98ef | 10.32ab | 7.28bc | N2S1 | 46.14de | 10.77ab | 8.43ef | N2S2 | 46.36de | 13.40b | 7.73bc | N2S3 | 59.98g | 14.72bc | 8.00de | N3S1 | 38.94bcd | 12.57b | 8.65f | N3S2 | 55.90fg | 22.71c | 9.32g | N3S3 | 77.88h | 50.96d | 10.38h | LSD (0.05) | 8.448 | 8.097 | 0.550 |
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Means followed by the same letter within a column are not significantly different from each other at 5% level of significance.
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