CANBERRA – Australia will ask the World Trade Organization to intervene in its dispute with China over barley and expects other nations to become involved in the case, Australian Trade Minister Simon Birmingham said on Wednesday.China effectively ended imports of Australian barley in May by putting tariffs of more than 80% on the crop, accusing Australia of breaching WTO rules by subsidizing barley production and selling the grain in China at below production costs.Birmingham said Australia would formally ask the WTO to intervene on Wednesday.“WTO dispute resolution processes are not perfect and they take longer than would be ideal, but ultimately, it is the right avenue for Australia to take at this point,” Birmingham told reporters.“It’s.