To characterize plant phenotype, you observe its development and take notations in the field.
You may use pen and paper or a tablet, what matters is how much energy you need to get useful results.
There are 3 main ways to score plant traits:
• Paper leaves more freedom to the operator taking notations
• Spreadsheets can be applications are easy to use, but time-consuming, and they don't prevent from losing data
• Professional applications such as RnDExp® Mobile enable to collect data securely and save time. Besides, special features such as image capture, vocal recognition and synchronization can be really handy.