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

Which of the following definitions best describes 'Plant height - Measurement'?

A. Measure seeds length and record it. Usually recorded within two months after harvest, average length of 10 seeds.
B. Measure plant height and record it. Measured from the ground level (at the base of the plant) to the tip of the highest point, including the terminal leaflet. Usually recorded 10 weeks after planting, average height of five plants.
C. Acid digested samples, detected by Ion Coupled Plasma – Mass Spectroscopy (ICP-MS)
D. Determined using hydrolytic extraction gas chromatographic method of fatty acid methyl ester (FAMES) method on GC-FID with BPX70 column.

Answer: Measure plant height and record it. Measured from the ground level (at the base of the plant) to the tip of the highest point, including the terminal leaflet. Usually recorded 10 weeks after planting, average height of five plants.