【序号】:1 【作者】:Cao, Z. H., De Datta, S. K., & Fillery, I. R. P. 【题名】:Effect of placement methods on floodwater properties and recovery ofapplied nitrogen (15N-labeled urea) in wetland rice. 【期刊】:Soil Science Society ofAmerica Journal 【年、卷、期、起止页码】:(1984). , 48(1), 196-203. 【全文链接】:https://dl.sciencesocieties.org/publications/sssaj/abstracts/48/1/SS0480010196 【序号】:2 【作者】: Savant, N. K., DeDatta, S. D., & Craswell, E. T. 【题名】: Distribution patterns of ammoniumnitrogen and 15N uptake by rice after deep placement of urea supergranules inwetland soil. 【期刊】:Soil Science Society of America Journal 【年、卷、期、起止页码】:(1982). , 46(3), 567-573. 【全文链接】:https://dl.sciencesocieties.org/publications/sssaj/abstracts/46/3/SS0460030567 【序号】:3 【作者】: Patrick, W. H.,Delaune, R. D., & Peterson, F. J. 【题名】:Nitrogen utilization by riceusing 15N-depleted ammonium sulfate 【期刊】:Agronomy Journal 【年、卷、期、起止页码】: (1974). . , 66(6), 819-820. 【全文链接】:https://dl.sciencesocieties.org/publications/aj/abstracts/66/6/AJ0660060819 【序号】:4 【作者】: Kamekawa, K. I.,Nagai, T., Sekiya, S. I., & Yoneyama, T. 【题名】:Nitrogen uptake by paddyrice (Oryza sativa L.) from 15N labelled coated urea and ammonium sulfate 【期刊】:SoilScience and Plant Nutrition 【年、卷、期、起止页码】: (1990). . , 36(2), 333-336. 【全文链接】:http://www.tandfonline.com/doi/abs/10.1080/00380768.1990.10414999 【序号】:5 【作者】: Reddy, K. R., &Patrick Jr, W. H. 【题名】:Losses of applied ammonium 15N, urea 15N, and organic15N in flooded soils 【期刊】:Soil Science 【年、卷、期、起止页码】:(1980). . , 130(6), 326-330. 【全文链接】:http://journals.lww.com/soilsci/abstract/1980/12000/losses_of_applied_ammonium_15n,_urea_15n,_and.6.aspx 谢谢。