This standard specifies the method and basic requirements for the field efficacy plot test of fungicides against pear scab (Venturia pirina). This standard is applicable to field trials and efficacy evaluation of fungicides for the control of pear scab for registration. Other field efficacy tests shall be carried out with reference to this standard.
GB/T 17980.24-2000 history
2004GB/T 17980.124-2004 Pesticide-Guidelines for the field efficacy trials(II)-Part 124:Fungicides against alternaria leaf spot of apple
2000GB/T 17980.24-2000 Pesticide-Guidelines for the field efficacy trials(I)-Fungicides against scab of pear