陕西省粮食生产的减肥潜力及经济环境效益
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张欣欣,石磊,何刚,王朝辉
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Potential of Fertilizer Reduction and Benefits of Environment and Economic for Cereal Crops Production in Shaanxi Province
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ZHANG XinXin,SHI Lei,HE Gang,WANG ZhaoHui
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表4 小麦、玉米和水稻的经济效益
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Table 4 Economic benefits of wheat, maize and rice
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作物
Crop | 产量等级
Yield level | 总产出
Output
(yuan/hm2) | 投入 Input (yuan/hm2) | 肥料占总投入
Fertilizer/
total (%) | 经济效益
Benefit
(yuan/hm2) | 减肥增效Benefit increase | 单质肥
ECF | 复合肥
CF | 有机肥
OM | 总投入
Total | (yuan/hm2) | (%) | 小麦
Wheat | 低产Low | 6675c | 338 | 1134 | 231 | 5339b | 32 | 1336c | 1984c | 49 | | 适中Mid | 10059b | 546 | 1096 | 85 | 5335b | 32 | 4595b | 5036b | 10 | | 高产High | 13126a | 434 | 1543 | 51 | 5655a | 36 | 7472a | 7737a | 4 | | 平均Mean | 9953 | 439 | 1258 | 122 | 5443 | 33 | 4468 | 4919 | 10 | 玉米
Maize | 低产Low | 10065c | 664 | 888 | 327 | 4671b | 40 | 5395c | 6311c | 17 | | 适中Mid | 14413b | 807 | 1016 | 212 | 4828b | 42 | 9585b | 10416b | 9 | | 高产High | 17834a | 426 | 2107 | 216 | 5541a | 50 | 12293c | 12989a | 6 | | 平均Mean | 14104 | 632 | 1337 | 252 | 5013 | 44 | 9091 | 9905 | 9 | 水稻
Rice | 低产Low | 19908b | 616 | 416 | 583 | 4784a | 34 | 15124b | 15808b | 5 | | 适中Mid | 26905a | 545 | 1038 | 217 | 4969a | 36 | 21936a | 22444a | 2 | | 高产High | 28028a | 446 | 1281 | 135 | 5030a | 37 | 22999a | 23378a | 2 | | 平均Mean | 24947 | 536 | 912 | 312 | 4928 | 36 | 20020 | 20543 | 3 |
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