Two provenance tests in  North-Eastern Bulgaria have been studied. whose purpose is to test the response of beech provenances from Southern Germany to the drier and warmer climatic conditions in Bulgaria. in order to predict how they would perform in a warming and drying climate. The provenance tests were established in the spring of 2010 in the area of the Varbitza and Kipil... https://www.roneverhart.com/Doorking-1835-080-Telephone-Entry-System/