The removal of mucilage from root apices resulted in both a decrease of root elongation and heavy staining of root apices in Al-tolerant genotype (MD2) and Al-sensitive genotype (MD5).

• 在铝胁迫条件下，去除根尖吸附的粘胶，耐铝的基因型MD2和敏感的基因型MD5根的伸长率均减少，而根尖被苏木精染色程度加深；