Phosphonate fungicides have really good efficacy for Pythium conditions and other conditions caused by oomycetes when utilized preventatively; but are thought to possess poor efficacy when used write-up-infection (immediately after condition indicators and signals are obvious.) (causal agent of lettuce downy mildew) treated frequently with phosphonate fungicides and fertilizers.3 The https://edgarc444bsj4.bcbloggers.com/profile