Task: Class Definition Understanding (ontology: Food_Agriculture/Crop_Ontology)

Which of the following definitions best describes 'Blast reaction score - Method'?

A. Comparative visual observation of the biomass of plants (length, width, number of leaves, number of tillers) 30 to 40 days after sowing. The maximum score is given to the plot that has plants with maximum biomass. The lowest score is assigned to the plot with the minimum biomass. Plots with biomass between these two extremes will be scored between the two extreme scores.
B. Full appreciation of the plot by assigning an overall score, before harvest, in asking this question to the producer Is that the producer would still cultivate the variety?
C. Estimate the disease reaction type and severity at the soft-dough stage on the top four leaves that contribute most to grain development or on all plant
D. Record the date when 50% of the plants of the plot begin to bring out their first inflorescence

Answer: Estimate the disease reaction type and severity at the soft-dough stage on the top four leaves that contribute most to grain development or on all plant