The peak of ammonia volatilization rate increased with the increase of phosphorus fertilizer application.
随施磷量增加，氨挥发速率峰值增高。
The ammonia volatilization rate in daytime rapidly went up along with the lapse of growing stage of wheat.
昼间的氨挥发损失随小麦生育期的推移迅速增大。
Results showed that the rate of ammonia volatilization of coated-urea was lower than common urea under different water content conditions (10%. 15%. and 20%).
试验结果表明，在三种不同水分含量条件下（10％、15％、20％），涂层尿素施入土壤后氨挥发速率均比普遍尿素低；
Results showed that surface film could reduce ammonia volatilization significantly, but the effect was correlative to the addition rate of surface film.
结果表明，表面分子膜可有效抑制氨的挥发，但抑制效果跟分子膜用量有关。
The correlation coefficient between total ammonia volatilization and N leaching rate was 0.903.
土壤氨挥发总量与肥料累积溶出量相关系数为0.903；
The correlation coefficient between total ammonia volatilization and N leaching rate was 0.903.
土壤氨挥发总量与肥料累积溶出量相关系数为0.903；
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