“Chloroplast DNA Analysis in Oak Stands (Quercus Robur L.) in North Rhine-Westphalia With Presumably Slavonian Origin: Is There an Association Between Geographic Origin and Bud Phenology?”. Journal of Applied Botany and Food Quality 81, no. 2 (December 11, 2012): 165–171. Accessed May 19, 2024. https://test.ojs.openagrar.de/index.php/JABFQ/article/view/2164.