This part specifies the methods and basic requirements for field plot efficacy testing of cotton withering agents. This section is applicable to the field plot test and efficacy evaluation of cotton withering agents for registration of withering and defoliation in spring and summer sown cotton fields. Other field efficacy tests shall be carried out with reference to this section.
NY/T 1464.26-2007 history
2007NY/T 1464.26-2007 Guidelines on effcacy evaluation of pesticides Part 26:Defoliant trial on cotton