The impact of Septoria tritici Blotch disease on wheat: An EU perspective

Highlights • Zymospetoria tritici is a threat to wheat production in the EU Z.t.’s plastic genome increases the potential severity of this threat in the future.• Climate change may also affect the risk from Z.t.• We estimate the spore numbers produced by Z.t. during each infection cycle.• We calculate 1) the economic value of wheat in the three main EU producers 2) the cost of and economic return for fungicide treatment of wheat vs Z.t.