Modifications

⁸ Weisshuhn K., Prati D., Fischer M., Auge H. (2012) : Regional adaption improves the performance of grassland plant communities. Basic and Applied Ecology 13/6, 551-559. [https://www.sciencedirect.com/science/article/abs/pii/S1439179112000710 Zusammenfassungrésumé]