根据毒性等级及划分标准，明确了这几种农药的毒性大小和毒性等级，并评价了其对非靶标生物的环境毒性影响。

Consulting the toxicity degrees and the division standards, defining the toxic levels and toxic degrees of the five pesticides and evaluating the environmental toxic effects on non-target organisms.

youdao

根据毒性等级及划分标准，明确了这几种农药的毒性大小和毒性等级，并评价了其对非靶标生物的环境毒性影响。

Consulting the toxicity degrees and the division standards, defining the toxic levels and toxic degrees of the five pesticides and evaluating the environmental toxic effects on non-target organisms.

youdao