This part specifies the methods and requirements for field efficacy plot testing of fungicides for the control of lettuce downy mildew (Bremia lactucae). This section is applicable to field efficacy plot testing and efficacy evaluation of fungicide lettuce downy mildew regis ration. Other field efficacy tests can be used as a reference.
NY/T 1464.39-2011 history
2011NY/T 1464.39-2011 Pesticide guidelines for the field efficacy trials.Part 39: Fungicides against downy mildew of botany