Select chemistry carefully when managing weeds in Sustainable Farming Incentive (SFI) mixes is the message from Hutchinsons technical manager, Dick Neale He warns that conventional agronomy does not apply to managing multi-species covers. “There are big differences in the spectrum of plants that different chemistry controls, or not, which has implications for the vigour and diversity of cover mixes. If a dominant species, such as plantain, is removed or lost from a mix, that gap will be filled by other species, and not necessarily anything that was sown.” Pre-emergence products based on cinmethylin + picolinafen, and aclonifen, diflufenican + flufenacet,…