活动 | 作者及年份 | 活动 | 作者及年份 | 激流皮划 艇 | Wellman et al.,1982;Kuentzel & McDonald,1992;Ewert & Hollenhorst,1994;Bricker & Kerstetter,2000 | 观鸟和野生动物观赏 | McFarlane,1994;McFarlane & Boxall,1996;Lee & Scott,2004/2006/2013;Scott & Lee,2010;Miller,Hallo & Sharp,et al.,2014 | 划船和帆船运动 | Donnelly,Vaske & Graefe,1986;Kuentzel & Heberlein,1997;Cottrell,Graefe & Confer,2004;Kuentzel & Heberlein,2006;Jett,Thapa B & Ko,2009;Beardmore,2015 | 垂钓 | Ditton,Loomis & Choi,1992;Fisher,1997;Salz & Loomis,2005;Oh & Ditton,2006;Morgan & Soucy,2009;Galloway,2012;Beardmore,Haider & Hunt,2013;Sutton & Oh,2015 | 打猎 | Kuentzel & Heberlein,1992;Miller & Graefe,2000;Needham,Vaske & Donnelly,et al.,2007;Needham & Vaske,2013;Schroeder,Fulton & Lawrence,et al.,2013 | 徒步和背包旅行 | Virden & Schreyer,1988;Shafer & Hammit,1995;Jun,Kyle & Graefe,et al.,2015 | 潜水 | Thapa,Graefe & Meyer,2006;Sorice,Oh & Ditton,2009;Anderson & Loomis,2012 | 露营 | McIntyre & Pigram,1992;McFarlane,2004 | 骑乘 | Waight & Bath,2014 | 荒地游憩 | Schreyer & Beaulieu,1986 | 攀岩 | Ewert & Hollenhorst,1994 | 滑雪 | Won,Bang & Shonk,2008 | 极限飞盘 | Kerins,Scott & Shafer,2007 | 合约桥牌 | Scott & Godbey,1994 | 在线游戏 | Wu,Scott & Yang,2013 | | |
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