Research Article
Response of Carrot (Daucus carota L.) to Supplementary Irrigation under Rain-Fed Agriculture at Jimma and Gera, Jimma Zone, South West Ethiopia
Table 8
Effects of supplementary irrigation on the yield and yield components of carrot at Gera.
| No. | Treatment | Plant height (cm) | Root shoulder diameter (mm) | Root length (cm) | Fresh biomass (kg/ha) | Fresh root weight (kg/ha) | Water productivity (kg/m3) | HI (%) |
| 1 | Rain fed/no irrigation | 30.13 | 34.493ab | 21.00 | 1,277.8b | 3,883.3c | — | 33 | 2 | Full irrigation/100% ETc | 35.67 | 36.460ab | 23.00 | 1,888.9ab | 4,611.1bc | 2.40e | 41 | 3 | ¾ Irrigation/75% ETc | 36.07 | 35.197ab | 22.27 | 2,388.9a | 6,388.9a | 4.41d | 37 | 4 | ½ Irrigation/50% ETc | 31.60 | 35.900ab | 20.87 | 1,666.7ab | 5,111.1b | 5.29d | 33 | 5 | ¼ Irrigation/25% ETc | 32.80 | 31.743ab | 18.93 | 1,888.9ab | 5,444.4ab | 11.28c | 35 | 6 | One irrigation at flowering stage | 33.53 | 34.770ab | 20.60 | 2,027.8ab | 4,861.1bc | 32.22a | 42 | 7 | One irrigation at fruit setting stage | 30.47 | 31.610ab | 21.73 | 1,388.9ab | 4,888.9bc | 19.45b | 28 | 8 | Two irrigation at flowering and fruit setting | 34.27 | 37.860a | 21.00 | 2,000.0ab | 5,522.2ab | 13.72c | 36 | — | LSD | Ns | 6.16 | Ns | 899.95 | 1,066.30 | 3.77 | — | — | CV | 8.53 | 10.12 | 7.37 | 28.29 | 11.96 | 19.42 | — |
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Means with the same letter are not significantly different at 5% significant level.
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