Research Article
Effects of Subsurface Drip Irrigation on Water Consumption and Yields of Alfalfa under Different Water and Fertilizer Conditions
Table 7
Yields, WUE, and growth rates of each crop of alfalfa (the first/second/third crop).
| Treatment | Total water consumption (mm) | Yield (kg·hm-2) | WUE (kg·m-3) | Yield increasing rate (%) |
| SF-1 | 130.42c/143.19c/132.73d | 2701.35c/4077.04d/3351.68d | 2.07b/2.85b/2.52b | 4.85/15.60/9.84 | SF-2 | 140.42b/150.68b/154.47b | 3201.60a/4752.38c/4127.06b | 2.28a/3.15a/2.67a | 24.27/34.75/35.25 | SF-3 | 136.71b/147.27c/150.33b | 3076.54b/4627.31c/3951.98b | 2.25a/3.14a/2.63a | 19.42/31.21/29.51 | SF-4 | 130.29c/161.88a/146.09c | 3026.51b/5152.58a/3801.90c | 2.32a/3.18a/2.60a | 17.48/46.10/24.59 | SF-5 | 142.36b/167.33a/164.39a | 3326.66a/5352.68a/4352.18a | 2.34a/3.20a/2.65a | 29.13/51.77/42.62 | SF-6 | 138.24b/164.82a/159.27a | 3226.61a/5252.63a/4177.09a | 2.33a/3.19a/2.62a | 25.24/48.94/36.89 | SF-7 | 135.24c/156.23b/142.94c | 2801.40c/4802.40b/3676.84c | 2.07b/3.07a/2.57a | 8.74/36.17/20.49 | SF-8 | 145.78a/161.94a/162.60a | 3076.54b/5027.51b/4227.11a | 2.11b/3.10a/2.60a | 19.42/42.55/38.52 | SF-9 | 141.13b/159.48a/157.44a | 2976.49b/4927.46b/4077.04b | 2.11b/3.09a/2.59a | 15.53/39.72/33.61 | SF-10 | 153.11a/163.95a/153.73b | 2576.29d/3526.76e/3051.53e | 1.68c/2.15c/1.98c | 0/0/0 |
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