Dry weight of every plant of Dabai and 1-1035 decreased less than others, and their dry weight of phosphorus deficiency treatment were 87.36% and 88.24% of the normal phosphorus treatment, respectively.

• 单株干物质积累量下降幅度较小的品种为I-1035和大白；其干物重分别是对照的87.；36%25和88