The first requirement—competitive oak regeneration sources —is a restatement of the First Law of Oak Silviculture; i.e., successful oak regeneration after harvest will come from advance reproduction that exists in the current stand and stump sprouts from trees that are harvested from the current stand. I will discuss progress that has been made in assessing (1) the competitiveness of oak regene...

a Geography Department, Humboldt-Universität zu Berlin, Unter den Linden 6, 10099 Berlin, Germany b Department of Forest and Wildlife Ecology, University of Wisconsin-Madison, 1630 Linden Drive, Madison, WI 53706-1598, USA c Faculty of Silviculture and Forest Engineering, Transilvania University of Brasov, Sirul Beethoven, No. 1, 500123 Brasov, Romania d Institute of Landscape Ecology, Slovak A...