作物crops | 推荐施肥量(kg/hm2) optimum nutrient rate (kg/hm2) | 化肥需求量(万吨) fertilizer requirements (104 t) | 参考文献 reference documents | |||||
N | P2O5 | K2O | N | P2O5 | K2O | 合计total |
| |
水稻rice | 180.2 | 67.9 | 109.9 | 42.67 | 16.08 | 26.02 | 84.77 | [16] [20] - [27] |
小麦wheat | 162.9 | 79.4 | 86.5 | 18.78 | 9.15 | 9.97 | 37.91 | [16] [20] [28] [29] [30] [31] |
玉米maize | 213.7 | 83.0 | 103.1 | 16.99 | 6.60 | 8.20 | 31.78 | [28] [30] [31] [32] [33] |
薯类potato crops | 169.0 | 95.0 | 174.8 | 4.78 | 2.69 | 4.95 | 12.42 | [34] [35] |
大豆soybeans | 75.5 | 74.0 | 59.9 | 1.60 | 1.57 | 1.27 | 4.44 | [36] [37] |
棉花cotton | 243.3 | 93.8 | 103.5 | 4.99 | 1.92 | 2.12 | 9.03 | [38] |
油料oil crops | 175.4 | 88.7 | 98.2 | 22.17 | 11.21 | 12.41 | 45.79 | [39] [40] [41] |
蔬菜vegetables | 195.4 | 87.4 | 124.6 | 25.03 | 11.20 | 15.96 | 52.19 | [17] |
其他others | 157.3 | 83.2 | 107.3 | 6.21 | 3.29 | 4.24 | 13.74 |
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