00778nam a2200205 a 450000100080000000500110000800800410001910000280006024501200008826001990020830000140040765000090042165000150043065300210044565300120046665300240047870000210050270000180052370000310054114907752018-05-25       2007    bl uuuu     u00u1 u    #d1 aANDRADE, C. de L. T. de  aAgriculture-unduced water quality problems in a maize irrigated cropb1 - nitrogen leaching.h[electronic resource]  aIn: INTERNATINAL CONFERENCE ON DIFFUSE POLLUTION, 11., JOINT MEETING OF THE IWA DIFFUSE POLLUTION AND URBAN DRAINAGE SPECIALIST GROUPS, 1., 2007, Belo Horizonte. Proceedings... London: IWAc2007  c1 CD-ROM.  acorn  airrigation  aDeep percolation  aNitrate  aWater contamination1 aALVARENGA, R. C.1 aCOELHO, A. M.1 aBORGES JUNIOR, J. C. F. B.