The amount of disease where a control action should be taken in order to avoid passing the economic threshold. Damage threshold. The amount of disease where it will adversely affect yield of quality. Economic threshold. The amount of disease where the yield loss is equal to the costs for controlling the disease.
Adapted from: Tronsmo, A.M., Collinge, D.B., Djurle, A., Munk, L., Yuen, J. and. Tronsmo, A. 2020 Plant pathology and plant diseases. CABI, Wallingford.
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