Y.g.t.l.rathnayaka writes
Southern AG Liquid Copper Fungicide contains Copper diammonia diacetate acomplex - 27.15%. It is a group M1 fungicide, Fungicides with an “M” mode of action have multi-site activity and are low-risk to resistance. They are contact fungicides which provide protection with no curative abilities
Answer last updated on: 05/02/2024