Research Article
Genetic Gain in Wheat Grain Yield and Nitrogen Use Efficiency at Different Nitrogen Levels in an Irrigated Hot Environment
Table 2
Mean grain yield (kg/ha) of 12 bread wheat genotypes grown for two seasons under four N levels at Gezira Research Station Farm, Wad Medani, Sudan.
| | Genotype | Grain yield (kg/ha) | | N0 | N43 | N86 | N129 |
| | Beladi 60 | 1923 | 2178 (13) | 2558 (33) | 2716 (41) | | Giza 155 71 | 2000 | 2445 (22) | 2722 (36) | 2994 (50) | | Condor 78 | 2272 | 2558 (13) | 2561 (13) | 3188 (40) | | Debeira 82 | 2323 | 2668 (15) | 3023 (30) | 3104 (34) | | Wadi Elneel 87 | 1988 | 2874 (45) | 3145 (58) | 3167 (59) | | Elnielain 90 | 2306 | 2730 (18) | 3314 (44) | 3783 (64) | | Nesser 96 | 1835 | 2603 (42) | 3100 (69) | 2889 (57) | | Argine 96 | 2201 | 2283 (4) | 3166 (44) | 3364 (53) | | Imam 00 | 2011 | 2510 (25) | 2887 (44) | 3352 (67) | | Tagana 04 | 1952 | 2715 (39) | 2979 (53) | 2826 (45) | | Khalifa 04 | 1985 | 2760 (39) | 3101 (56) | 3704 (87) | | Bohaine 06 | 2129 | 2525 (19) | 3103 (46) | 3477 (63) | | Mean | 2077 | 2571 (24) | 2972 (44) | 3214 (55) | | SE ± for: | | | | | | N level (N) | | 41.75 | | | | Genotype (G) | | 61.8 | | | | N × G | | 174.7 | | |
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Number in parentheses is the percent difference relative to N 0. Significant at ; significant at . |
