农药有效成分（the effective ingredient of the pesticides），指农药产品中对病、虫、草等有毒杀活性的成分。
剂型和制剂加工的实质就是使农药有效成分在载体或介质中形成稳定的分散体系以便于贮存和使用。
The basic function of the formulation process is to make the pesticide active ingredient form a stable dispersion system in the carrier or medium for convenient storage and utilization.
中药质量除了自身的有效成分、有毒成分、含量明确且稳定可控外，中药中残留农药和重金属对中药质量的影响也不可忽视。
The quality of Chinese herbs was not only including the effective constituent, toxicant and content but also the heavy metals and pesticide residue.
本发明涉及一种以吡唑醚菌酯和福美双为有效成分的杀菌组合物， 属于杀菌组合物农药技术领域。
The invention relates to a bactericidal composition with active ingredients to be pyrazole-kresoxim-methyl and thiram, and belongs to the bactericidal composition pesticide technology field.
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