One option for farmers wanting to grow brassica crops in paddocks known to have high wild turnip seed banks is to grow herbicide-tolerant brassica cultivars as these can be sprayed with chlorsulfuron ...
However, if applied while stinking mayweed is still a young seedling, good control can be obtained in pastures with herbicides such as bentazone (Basagran, or Pulsar), flumetsulam (Preside) and ...