%0 Journal Article %T Phosphorus deficiency enhances root exudation of low-molecular weight organic acids and utilization of sparingly soluble inorganic phosphates by radish (Raghanus satiuvs L.) and rape (Brassica napus L.) plants %A Zhang, F.S. %A Ma, J. %A Cao, Y. %J Plant and Soil %V 196 %N 2 %P 261-264 %@ 0032-079X %D 1997-10-01 %I Kluwer Academic Publishers %~ DeepDyve