attribute variable_of acronym Calculate as: the sum of the number of plants with any or multiple of the external disease symptoms caused by Fusarium wilt - yellowing leaves, splitting of pseudostem base, changes in new leaves, petiole collapse - divided by the Number of plants planted * 100, e.g. 112 / 300 * 100 = 37%. Percentage of plants with external disease symptoms caused by Fusarium wilt - computation method_of entity scale_of