Advanced tutorial: The Hoya del Castillo pollen diagram


In this tutorial, we digitize a stratigraphic diagram based on the data in [Basil2007] and introduce to you how to extract the samples out of an area diagram.

At the bottom of the straditizer control, you find a navigation panel which helps you to navigate through the tutorial. Click the Next button in this control to start the tutorial. You can skip steps by clicking the Skip button and you can check what you have done using the Check button and then proceed with the next step.

The tutorial will take between 15 and 30 minutes. You can save your current state to a file using File ‣ Save ‣ Save straditizer (see Saving and loading your project) and reload it later via File ‣ Open project ‣ Open straditizer ‣ Project or image

If you have questions or troubles with this tutorial, please open an issue on

and we will do our best to assist you.



Davis, Basil A. S., and A. C. Stevenson. “The 8.2ka Event and Early-Mid Holocene Forests, Fires and Flooding in the Central Ebro Desert, NE Spain.” Quat. Sci. Rev. , vol. 26, no. 13-14, 2007, pp. 1695-712, doi:10.1016/j.quascirev.2007.04.007.