关于农药标准的几个问题

A Proposal on Revising Standards of Some Pesticides

提出宜增加一个２３％杀虫双水剂标准并及时修订与百菌清。

In this paper, it is suggested to add a standard of 23% Shachongshuang agueous sdution and to revise several standards concerning methyl parathion and chlorothalonil.