溧阳白芹铅污染原因探析

为寻找溧阳白芹铅超标原因,探索生态修复和控制措施,溧阳市蔬菜办公室在溧阳城郊溧阳白芹基地进行了水、土、肥、产品等四大类样品的铅含量检测,对照相关标准,通过对试验区生态环境的调研和铅污染评价,认为溧阳市城郊溧阳白芹主产区的土壤、基肥、培土与否及铅富集等对溧阳白芹重金属铅污染影响不明显,灌溉水则是重金属铅污染的主因。

Cause and Analysis for Lead Pollution of Liyang White Celery

To find out the reasons for excessive lead in Liyang white celery and explore ecological restoration and control measures, we set up three field trials and a pot experiment in Liyang celery bases of Liyang suburban, and determined the lead contents of irrigation water, planting soil, used base fertilizers and celery product. According to related standards, we found out the plants of Liyang white celery did not possess lead enrichment characteristic, and irrigation water was the main reason for lead pollution, while planting soil, used base fertilizers and ridging did not affect lead content obviously.