00461    a2200121   4500020001700000082001500017100002900032245009200061260005000153300002300203650002300226700009000249  a978955874605  a630.7bPRO  aJayasekara S.J.B.A eed.  aProceedings of 7th agricultural research symposium b23rd-24th  october 2007b Agres 07  aMakandurabFaculty of Agriculturec2007g2007  aviii, 261p.c29cm.  aWATER CONSERVATION  aJayasekara N.E.M. eed./ Attanayake D.P.S.T.G. eed./ Abesinghe D.C./ Kelaniyangoda