This standard specifies the testing methods for the efficacy of fungicides against tobacco black shank, bacterial wilt, root black rot, red spot, frogeye, wildfire, powdery mildew, anthracnose, root-knot nematodes and viral diseases. This standard is applicable to the efficacy testing methods of fungicides for the control of tobacco black shank, bacterial wilt, root black rot, red spot, frogeye, wildfire, powdery mildew, anthracnose, root-knot nematodes and viral diseases, and also It is suitable for testing the efficacy of nematicides against cyst nematode and brown root rot nematode.
YC/T 40-1996 history
1970YC/T 40-1996 Methods of pesticide effectiveness rest on tobacco disease