What's pollution-free vegetable?
什么是无公害蔬菜？
According to the duality of structure, those unintended consequences constitute the prerequisite of farmers' pollution-free vegetable production.
根据结构二重性，这些非意图后果又构成农户无公害蔬菜安全生产的前提条件。
This thesis is based on the research of the situation and existing problems of world, national, and provincial development of pollution-free vegetable.
对于江苏来说，导致蔬菜质量存在问题的主要因素是土壤污染、农药残留、过量施用无机肥。
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