004500000a22001210004500082001200000100002000012245008100032260006400113300000900177942000700186999001900193952011600212  a630 PAV  aDr.Ravikumar, R  aproceedings of the fifth kerala science congress 28-30 January 1993 Kottayam  aIndia, State committe on science Technology and environment  aP536  cBK  c367653d367653  001040708GIFTaKAUCOAVbKAUCOAVd2014-05-02l0o630 PAVpKAU_COAV-F1797r2014-05-02 00:00:00w2022-05-12yBK