我国主要粮食作物秸秆还田养分资源量及其对小麦化肥减施的启示
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李廷亮,王宇峰,王嘉豪,栗丽,谢钧宇,李丽娜,黄晓磊,谢英荷
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Nutrient Resource Quantity from Main Grain Crop Straw Incorporation and Its Enlightenment on Chemical Fertilizer Reduction in Wheat Production in China
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LI TingLiang,WANG YuFeng,WANG JiaHao,LI Li,XIE JunYu,LI LiNa,HUANG XiaoLei,XIE YingHe
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表2 我国不同农区主要粮食作物秸秆产量
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Table 2 Straw yields of main grain crops in different agricultural regions of China (×104 t)
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| 农区 Agricultural region | 水稻 Rice | 小麦 Wheat | 玉米 Maize | 总量 Total | | 东北 Northeast China | 3566.7±292.3 | 41.6±10.6 | 9903.7± 809.5 | 13512.1±1090.1 | | 华北North China | 693.2±19.3 | 8752.0±281.2 | 8926.7±991.8 | 18371.9±1233.8 | | 长江中下游 Middle and lower Yangtze River areas | 10714.9±284.6 | 3622.7±235.1 | 1689.9±168.8 | 16027.5± 681.3 | | 西北 Northwest China | 300.4±28.5 | 1825.8±76.6 | 5558.4±420.3 | 7684.5±401.6 | | 西南 Southwest China | 3082.8±118.9 | 599.6±141.5 | 2872.6±345.3 | 6555.0±131.4 | | 东南 Southeast China | 2783.5±164.0 | 1.5± 0.7 | 450.8±26.2 | 3235.7±188.1 | | 全国 The whole country | 21141.5±291.2 | 14843.1±344.0 | 29402.0±2645.4 | 65386.6±3244.4 |
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