The floral initiation and differentiation of banana(/ww.sfl sapientum Z,.)plant is finished in pseudostem of the plant,this situation is completely different from that of other subtropical and tropical fruit trees.In order to identify the exact period that floral initiation and differentiation would ensue in banana plant and how far it had differentiated,accordingly gave sound evidence for rational application of fertilizer on the eve of foral intiation.The research tried to identify the differe...