辽河平原玉米田不同施肥下的土壤氨挥发特征
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The Characteristics of Soil Ammonia Volatilization Under Different Fertilizer Application Measures in Corn Field of Liaohe Plain
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图2. 施追肥后各处理氨挥发速率 |
Fig. 2. Ammonia volatilization rate after top dressing |
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