Pfynwald - Switzerland

As the largest contiguous pine forest in Switzerland, the Pfyn forest in Canton Valais (46° 18' N, 7° 36' E, 615 m ASL) offers the best conditions for such measurements. In...作为瑞士境内规模最大的连片松树林，位于瓦莱州（Canton Valais）的菲恩森林（Pfyn forest）（坐标为北纬46°18′、东经7°36′，海拔615米（Above Sea Level，ASL））为这类测量提供了绝佳的实验条件。