@book{bhlitem52666, title = {Versuch einer systematischen Beschreibung in Deutschland vorhandener Kernobstsorten. Birnen }, volume = {Heft 1-2}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/52666}, note = {https://www.biodiversitylibrary.org/bibliography/15452}, publisher = {Frankfurt a. M, In der Andreäischen Buchh, 1801-1816}, author = {Diel, August Friedrich Adrian,}, year = {1801}, pages = {584}, keywords = {Germany|Pyrus communis|}, }