【摘要】 <正> 保护农业环境,使其不受污染和破坏,已成为人们日益关注的实际问题。其中尤以重金属元素的影响最为严重,它可以通过多种途径进入食物链,直接威胁人类健康。苏州枇杷、水蜜桃在水果中享有盛名,花、茶为人们喜爱的清凉饮料。因此,选择苏州市郊区对其花、果、茶重金属含量的模底调查,对做好环境预测工作,具有现实意义。 料材与方法 采样地点:苏州市郊的东山和西山。 采样标本:花(桂花、茉莉花、玉兰花、更多还原

【Abstract】 This article deals with the contents of As, Hg, Cr, Cd, Pb, Zn, Co, Ni and Mn in flowers, fruits and teas sampled from Suzhou suburbs. Results show that in fruits, the contents of heavy metals are normal, except those of Hg and Ni in chestnut, which exceed the health standard. But in flowers and teas, the contents of all tested heavy metals are higher than those in fruits, and in some flowers, the contents of As and Pb are very high.更多还原