9Silber A,Xu G,Levkovitch I,et al.High fertigation frequency:The effects on uptake of nutrients,water and plant growth[J].Plant and Soil,2003,253:467-477.
10Thorburn P J,Dart I K,Biggs IM,et al.The fate of nitrogen applied to sugarcane by trickle irrigation[J].Irrigation Science,2003,22:201-209.