نتایج جستجو برای: silviculture

تعداد نتایج: 667  

2018
Philippe Nolet Daniel Kneeshaw Christian Messier Martin Béland

With an increasing pressure on forested landscapes, conservation areas may fail to maintain biodiversity if they are not supported by the surrounding managed forest matrix. Worldwide, forests are managed by one of two broad approaches-even- and uneven-aged silviculture. In recent decades, there has been rising public pressure against the systematic use of even-aged silviculture (especially clea...

2002
Wendy A. Bergerud

................................................................................................................................................................... iii Acknowledgements.................................................................................................................................................. iv  The Silviculture Survey System..................................

1998
James S. Meadows John D. Hodges

This paper describes changes that have occurred in the silviculture of southern bottomland hardwood forests over the past 25 years, particularly in terms of modifications to existing silvicultural practices, abandonment of unsuitable practices, and development of new practices. Changes in the focus and objectives of hardwood silviculture and the emergence of new concerns to hardwood silvicultur...

2005
Sharon T. Friedman James M. Guldin

The 1999 Yale Forestry Forum, sponsored by Yale University and the USDA Forest Service, brought together a number of experts in an academic setting to discuss the future of silviculture research in the next century. Four participants in the plenary session outlined three areas that will characterize the future of silviculture research-sustainability, flexibility, and rigor. Sustainability inclu...

Journal: :The Forestry Chronicle 1936

2008
Jens Nieschulze Stefan Erasmi Johannes Dietz Dirk Hölscher

a Institute of Forest Biometrics and Informatics, University of Göttingen, Büsgenweg 1, 37077 Göttingen, Germany Cartography, GIS and Remote Sensing Department, Institute of Geography, University of Göttingen, Goldschmidtstr. 5, 37077 Göttingen, Germany c Tropical Silviculture, Institute of Silviculture, University of Göttingen, Büsgenweg 1, 37077 Göttingen, Germany d Plant Ecology, Albrecht-vo...

Journal: :Forest@ - Rivista di Selvicoltura ed Ecologia Forestale 2008

Journal: :The Forestry Chronicle 1949

Journal: :L'Italia Forestale e Montana 2010

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید