GB/T 17980.27-2026 Pesticide—Guidelines for the field efficacy trials—Part 27:Fungicides against leaf spot of vegetables
GB/T 17980.27-2026 Pesticide—Guidelines for the field efficacy trials—Part 27:Fungicides against leaf spot of vegetables
Basic Information
Scope
This document describes the method for conducting field efficacy trials of fungicides in controlling leaf spot diseases of vegetables.
This document is applicable to the registration of fungicides for controlling leaf spot diseases of vegetables [including celery leaf spot disease (Cercospora apii), carrot black spot disease (Alternaria dauci), pea brown spot disease (Ascochyta pinodes), beet brown spot disease (Cercospora beticola), scallion purple spot disease (Alternaria porri), cabbage black spot disease (Alternaria brassicae), Chinese cabbage black spot disease (Alternaria brassicae), radish black spot disease (Alternaria brassicae), beet black spot disease (Alternaria brassicae), cabbage ring spot disease (Mycosphaerella brassicicola), and rapeseed ring spot disease (Mycosphaerella brassicicola)] for field efficacy trials and efficacy evaluation. Other field efficacy trials should be conducted in accordance with this document.