The image shows a person holding up a whiteboard with a diagram on it. The diagram is titled "Banana Xanthomonas" and it appears to be a flowchart or flowchart. The flowchart is divided into different sections, each representing a different type of plant. 

The first section is labeled "Plant tissue sampling" and shows a plant with a cut tree. The second section is labelled "Tissue" and has a list of different types of tissue samples. The third section has a diagram that shows the different stages of the plant's growth and development. The fourth section has an illustration of a DNA strand and the fifth section has text that explains the process of DNA replication.

In the background, there are other people standing in a room with a projector screen and a desk. The person holding the whiteboard is wearing a blue shirt and jeans.