GB/T 17980.138-2004
ActivePesticide--Guidelines for the field efficacy trials(Ⅱ)--Part 138:Herbicides against weedsin hydro-phily
农药 田间药效试验准则(二) 第138部分:除草剂防治水生杂草
Application Summary AI generated
This standard specifies the field trial methods and efficacy evaluation criteria for herbicides used to control aquatic weeds. It is applied in agricultural and environmental management contexts, specifically for testing herbicide effectiveness in rice paddies, irrigation canals, and other freshwater bodies. The standard ensures consistent, reliable data for pesticide registration and safe usage recommendations in China.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.