Click on the "Technical Routes" tab on the left of your screen. This will take you to the page dedicated to technical routes. Then click on "Add a technical route". You will arrive on the page below. Fill in all the blanks according to your crop route. You can select a crop model predefined in the platform, a BTH (soft winter wheat) for example.

You will then be taken to a scrolling page as below. In this page you have to reference all the interventions that you have made or will make on the plot related to the selected crop, and the corresponding dates(NB: to add practices and operations, Cf Use dictionaries). Once this is done, click on "Finish".