[1] Shaviv A, Mikkelsen R L. Fertilizer Research, 1993, 35: 1.
[2] Urea-Amate M D, Boutarbouch N D. Applied Clay Science, 2011, 52: 368.
[3] Trenkel M E. Slow and Stable Fertilizer. International Fertilizer Industry Association, 1997.
[5] Du C, Zhou J, Shaviv A, et al. Biosystems Engineering, 2004, 88: 395.
[6] Du C, Tang D, Zhou J, et al. Biosystems Engineering, 2008, 99: 478.
[9] Zhang W R, Lowe C, Smith R. Progress in Organic Coatings, 2009, 65(4): 469.
[10] Joseph I, Hong Y, Sivakesava S. Journal of Molecular Structure, 2002, 606: 181.
[11] Ruckebusch C, Sombret B, Froidevaux R N, et al. Applied Spectroscopy, 2001, 55: 1610.
[12] Celikoglu H B. Mathematical and Computer Modelling, 2006, 44: 640.
[13] Du C, Zhou J, Shaviv A, et al. Journal of Polymer and Environment, 2006, 14: 223.
[15] Du C, Zhou G, Wang H, et al. Journal of Soils and Sediments, 2010, 10: 855.