广州近郊菜园土的土壤现状及地力调控对策

Present status and improvement countermeasures of the soil fertility of vegetable fields in Guangzhou suburb

近年广州市蔬菜生产产业发展迅速,逐步向基地化和标准化方向发展,但近郊蔬菜生产因菜园土土壤养分失调、地力下降及存在重金素污染等问题,严重危害了郊区蔬菜产品品质。探讨了广州市近郊菜园土的土壤状况及存在问题,提出了调控近郊菜园土土壤地力的对策,以实现近郊蔬菜无公害生产,保障市民健康。

In recent years, the vegetable production in Guangzhou has been rapidly developed with trending to the base and standardization, but due to the nutrient imbalance, soil productivity decreasing, and heavy metal pollution etc., the quality of vegetables produced in Guangzhou suburb was affected largely. In this paper, the present fertility status of vegetable fields in Guangzhou suburb were reviewed and some corresponding countermeasures were provided to maintain and increase the soil fertility.