00429nam a2200157Ia 4500008004100000082001800041100002100059245002800080260005100108300000800159650002300167650001800190653002000208653002200228653002100250170901s1960    xx            000 0 und d  a581.134bL50A  aLeopold, A. Carl 0aAuxins And Plant Growth  aBerkeleybUniversity of California Pressc1960  a354  aBotanical sciences  aPure Sciences  aGrowth (Plants)  aGrowth substances  aPlant physiology