Figure 2: Extraction of VOCs emitted by the Banana plant upper part.
From: First Characterisation of Volatile Organic Compounds Emitted by Banana Plants

The filtered air (1) is pumped in the enclosed Banana environment, after covering its basal part. A second pump (2) ensure the second phase of the “Push-Pull” system applied, leading the enriched air to pass through a trap filter (3), prior to the analysis. (Illustrated by: Carolina LEVICEK, 2015).