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

Which of the following definitions best describes 'Stem structural density calculation - Computation'?

A. Calculate using the formula.
B. Compute number of days required from sowing to flowering.
C. Compute the stem structural density based on the ratio of the main stem dry weight excluding the soluble sugars and the main stem volume
D. Compute vascular bundle density taking into account their number and the area of the inner zone (Z2) of the internode cross section.

Answer: Compute the stem structural density based on the ratio of the main stem dry weight excluding the soluble sugars and the main stem volume