00366    a2200121   4500020001500000082001500015100002300030245004200053260005400095300001900149650002700168650004900195  a0521220629  a581.3bJAC  aJacobs, William P.  aPlant hormones and plant development   aCambridgebCambridge University Pressc1979g1979  axi,339p.c23cm  aGenetics and evolution  aSpecific topics in natural history of plants