General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 17980.22-2000
Scope
This standard specifies the methods and basic requirements for the field efficacy plot test of fungicides to control cereal powdery mildew (Erysiphe graminis). This standard is applicable to the field plot test and efficacy evaluation of fungicides for the control of cereal powdery mildew. Other field efficacy tests shall be carried out with reference to this standard.
GB/T 17980.22-2000 history
2000GB/T 17980.22-2000 Pesticide-Guidelines for the field efficacy trials(I)-Fungicides against cereal powdery mildew