Tropical Forest Community Ecology

202 Stefan A. Schnitzeretal. 0 5 10 15 Species or individuals per 20 m 2 Shade-tolerant densityShade-tolerant richness Pioneer d ...

Treefall Gaps and Plant Species Diversity in Forests 203 will determine the percentage that require gaps to persist in tropical ...

204 Stefan A. Schnitzeretal. Barker 2000, Schnitzeret al. 2000, Schnitzer and Bongers 2002), overall, lianas may cre- ate condit ...

Treefall Gaps and Plant Species Diversity in Forests 205 resource partitioning across the landscape. Addi- tionally, the negativ ...

206 Stefan A. Schnitzeretal. with lianas. A full and rigorous test of the predictions of the gap hypothesis requires an examinat ...

Treefall Gaps and Plant Species Diversity in Forests 207 Condit, R., Ashton, P.S., Baker, P.et al. (2000) Spatial patterns in th ...

208 Stefan A. Schnitzeretal. Lieberman, M., Lieberman, D., and Peralta, R. (1989) Forests are not just swiss cheese: canopy ster ...

Treefall Gaps and Plant Species Diversity in Forests 209 of poison ivy (Toxicodendron radicans) to elevated atmospheric CO 2 : C ...

Chapter 13 ChallengesAssociated WithTestingAndFalsifying TheJanzen–Connell Hypothesis:AReviewand Critique Walter P. Carson, Jill ...

Testing and Falsifying the Janzen–Connell Hypothesis 211 INTRODUCTION The Janzen–Connell hypothesis states that specialist pests ...

Table 13.1 A review of studies that tested for Janzen–Connell effects (either distance dependence, density dependence or both) f ...

Terra firmeforest Panama BCI Density 2 N/A 50% Observational Woody plants> 1cmdbh Condit et al . (1994) Evergreenmoist forest ...

Table 13.1 Continued Habitat Country Field site Tested fordensity-,distance-dependencyor both # speciesstudied % of speciesthat ...

Terra firmeforest Panama BCI Both 1 100% 0% Experimental Seeds andseedlings Schupp (1992) Temperatedeciduousforest Central Japan ...

Table 13.1 Continued Habitat Country Field site Tested fordensity-,distance-dependencyor both # speciesstudied % of speciesthat ...

Testing and Falsifying the Janzen–Connell Hypothesis 217 to 0 years (Wright and Dubor 2001 where the distribution of seeds that ...

Table 13.2 A review of studies that tested for Janzen–Connell effects (either distance dependence, density dependence or both) o ...

Lowland terra firme BCI Attaleabutyraceae(wasScheeleazonensis) Arecaceae Yes N/A Understorypalm Wright (1983),Wright andDuber (2 ...

Table 13.2 Continued Habitat Location Speciesname Family Distance-dependency? Density-dependency? Life form Citation Seedsize (g ...

Lowland terra firme BCI Cordia bicolor Boraginaceae No (Conditet al . 1992) No (Uriarteet al . 2004) Midstory tree Condit et al ...