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

Which of the following definitions best describes 'Ligule pubescence estimation'?

A. ? No info in SES on how to identify the group
B. Assess the vigor of seedlings
C. Assess pubescence (hairiness) of the ligules under a hand lens.
D. Examine the presence and distribution of purple colour from anthocyanin, on the outer surface of the internodes on the culm. Compare against a colour chart or colour-accurate photographs of references.

Answer: Assess pubescence (hairiness) of the ligules under a hand lens.