The News-Press If so, at its first appearance, and if spraying is desired, apply a fungicide containing Chlorothalonil or Chlorothalonil + Thiophanate methyl . Frequent spraying may be necessary and one should always follow label directions. Stephen Brown is a ...
The Telegram A few years ago, in the U.K., there was a liquid clubroot control containing Thiophanate-methyl , which I tried with only fair results. In Czechoslavakia, some greenhouse studies showed that growing summer savoury in infested soil can reduce the damage ...