处理 | 2015 | 2016 | 2017 | ||||||||||
增产量 (kg/hm2) | 硼肥投入 (元/hm2) | 净收益 (元/hm2) | 产投比 VCR | 增产量 (kg/hm2) | 硼肥投入 (元/hm2) | 净收益 (元/hm2) | 产投比 VCR | 增产量 (kg/hm2) | 硼肥投入 (元/hm2) | 净收益 (元/hm2) | 产投比 VCR | ||
B0 | - | - | - | - | - | - | - | - | - | - | - | - | |
B3.75 | 160.83 | 18.75 | 756.51 | 40.34 | 167.50 | 19.50 | 566.75 | 29.06 | 136.71 | 19.13 | 486.61 | 25.44 | |
B7.5 | 457.50 | 37.50 | 2167.72 | 57.80 | 596.67 | 39.00 | 2049.35 | 52.55 | 341.72 | 38.25 | 1225.92 | 32.05 | |
B11.25 | 375.00 | 56.25 | 1751.31 | 31.13 | 515.84 | 58.50 | 1746.94 | 29.86 | 276.70 | 57.38 | 966.34 | 16.84 | |
B15 | 291.67 | 75.00 | 1330.82 | 17.74 | 431.67 | 78.00 | 1432.85 | 18.37 | 225.83 | 76.50 | 759.13 | 9.92 | |
B18.75 | 229.20 | 93.75 | 1010.83 | 10.78 | 368.30 | 97.50 | 1191.69 | 12.22 | 161.71 | 95.63 | 502.62 | 5.26 | |