Relationships between soil texture and Al and heavy metals in typical profiles from three sampling sites in three sampling seasons.

<p>* represents significant correlation at the level of <i>p</i> < 0.05;</p><p>** represents significant correlation at the level of <i>p</i> < 0.01.</p><p>n = 60.</p><p>Relationships between soil texture and Al and heavy metals in typical profiles from three sampling sites in three sampling seasons.