施用农药是现阶段防治蔬菜病虫害的主要手段。但是,喷了农药的蔬菜,至少要等多长时间采收方可保证蔬菜中农药的残留量低于国家规定的指标,符合食用安全呢?我们通常把这段期限称为药后安全间隔采收期。这个安全间隔期限的长短,常受农药种类、浓度、用量、施药方式和 Application of pesticides is the main means of prevention and control of vegetable pests and diseases at this stage. However, the spraying of pesticides, vegetables, at least how long the harvest to ensure that pesticide residues in vegetables below the national target, in line with food safety? We usually refer to this period as the drug safety interval mining Received. The length of this safety interval, often affected by the type of pesticide, concentration, dosage, application methods and