Lack of intermediate-scale disturbance data prevents robust extrapolation of plot-level tree mortality rates for old-growth tropical forests

被引:35
作者
Chambers, Jeffrey Q. [1 ]
Negron-Juarez, Robinson I. [1 ]
Hurtt, George C. [2 ]
Marra, Daniel M. [3 ]
Higuchi, Niro [3 ]
机构
[1] Tulane Univ, New Orleans, LA 70118 USA
[2] Univ New Hampshire, Inst Study Earth Oceans & Space, Durham, NH 03824 USA
[3] INPA, BR-69011970 Manaus, Amazonas, Brazil
关键词
Amazon; equilibrium; gap; carbon; NEP; AMAZON RAIN-FOREST; NEOTROPICAL FOREST; GAP DISTURBANCES; LARGE BLOWDOWNS; PATTERNS;
D O I
10.1111/j.1461-0248.2009.01398.x
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Lloyd et al. (2009) question the methods, concepts and conclusions of Fisher et al. (2008). We address these assertions, and place our work into a broader context. We demonstrate the veracity of Fisher et al., and further show that lack of data for intermediate-scale tree mortality disturbance events for old-growth tropical forests might prevent robust extrapolation of forest plot biomass accumulation data, and accurate estimates of distribution parameters such as power-law exponents (alpha).
引用
收藏
页码:E22 / E25
页数:4
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