003800000a22001330004500060000800000082001500008100002600023245004300049260005200092260000900144300000700153490005900160650002700219  a100  a574.87 HES  aHeslop - Harrison, J.  aCellular recognition systems in plants  aNew Delhi, Oxford & IBH publishing co. pvt. ltd  c1978  a60  aThe institute of biology's studies in biologiy no .100  aCell division/ viruses