sereh

Updated: May 10, 2025

Next to the amount of sugar comes the resistance to the disease called "Sereh," and the new race requires to be ameliorated in this important direction, too. Other qualities must also be considered, and any casual deterioration in other characters would make all progress illusory. For these reasons much time is required to attain distinct improvements.

Hugo de Vries - Species and Varieties, Their Origin by Mutation