When scientists are ready to publish the results of their experiments, why is it important for them to include a description of the procedures they used?

To be able to not forget what have they done when they want to re-do it.

to make it easier for the next person to re-do the experiment.

Explanation:

the description of the procedure ensures that when the experiment  becomes of a success,specific steps are recorded for improvement of the experiment if maybe the experiment can be done at a short space of time.

your picture is not part of the scientific method.