While lower levels of GA3 and IAA were linked to the inflorescence primordium formation and floral organs differentiation,higher levels of ZT and ABA were connected with flower differentiation.

• 结果表明:低水平GA3和低水平IAA对枇杷花序原基的形成和花器官的分化起促进作用,在花芽诱导期相对较高的ZT水平和ABA水平有利于花芽分化;在形态分化期,也要求较高的ZT水平和ABA水平。