00465nam a2200169Ia 4500008004100000020001500041082001900056100001900075245004300094260004800137300000800185650002300193650001800216653002100234653001900255700002100274170901s1987    xx            000 0 und d  a0521328446  a581.1592bT36D  aThomas, Howard 0aDevelopmental Mutants in Higher Plants  aCambridgebCambridge University Pressc1987  a288  aBotanical sciences  aPure Sciences  aMutation breeing  aPlant genetics  aGrierson, Donald