TY - GEN AU - Jayasekara, S.J.B.A AU - Weerakkody, W.J.S.K ED - Agricultural Research Symposium TI - Agricultural reseach symposium: proceedings T2 - Agres, 02 SN - 9558746002 U1 - 630.7 PY - 2002/// CY - Gonawila PB - Wayamba University KW - AGRICULTURE ER -