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Human impacts on how savanna plants interact through fire, resources,... A Dissertation SUBMITTED TO THE FACULTY OF
... Grasslands and savannas harbor immense plant biodiversity. This biodiversity is threatened by land transformation. Moreover, the biodiversity of even intact ecosystems is affected by widespread human impacts on environmental factors – particularly resources, fire, and climate – that underlie interac ...
... Grasslands and savannas harbor immense plant biodiversity. This biodiversity is threatened by land transformation. Moreover, the biodiversity of even intact ecosystems is affected by widespread human impacts on environmental factors – particularly resources, fire, and climate – that underlie interac ...
table of contents - North American Prairie Conference 2016
... of historic prairie that occurred in this area, only 176,580 acres (0.2%) of high quality remnant prairie remains. Due to agriculture, urbanization and invasion by woody species following fire suppression, most remnant tallgrass prairies consist of small isolated fragments. Illinois is called the “p ...
... of historic prairie that occurred in this area, only 176,580 acres (0.2%) of high quality remnant prairie remains. Due to agriculture, urbanization and invasion by woody species following fire suppression, most remnant tallgrass prairies consist of small isolated fragments. Illinois is called the “p ...
aggregation
... what is the aggregation theory of coexistence ? coexistence of species guild on a single resource is easier 1) if the competing stages of a species are intraspecifically aggregated 2) if the aggregations are interspecifically independent 3) if “patchiness“ is high (thus violating the mean field app ...
... what is the aggregation theory of coexistence ? coexistence of species guild on a single resource is easier 1) if the competing stages of a species are intraspecifically aggregated 2) if the aggregations are interspecifically independent 3) if “patchiness“ is high (thus violating the mean field app ...
Demography and feeding behavior of the kelp crab Taliepus
... Some algal consumers, primarily the smaller, less mobile ones, commonly specialize in one type of food (e.g., the habitat-forming macroalgae) and live directly on it, using it as both food and shelter (Hines 1982; Woods 1993; Stachowicz & Hay 1999; Gutow et al. 2012). In contrast, larger individuals ...
... Some algal consumers, primarily the smaller, less mobile ones, commonly specialize in one type of food (e.g., the habitat-forming macroalgae) and live directly on it, using it as both food and shelter (Hines 1982; Woods 1993; Stachowicz & Hay 1999; Gutow et al. 2012). In contrast, larger individuals ...
Primate Seed Dispersal
... Figure 31.1 The predicted patterns of seed deposition, seed survival, and sapling recruitment for a hypothetical tree species dispersed by primates with different seed-handling strategies and ranging patterns. For many forest tree species, including the hypothetical one depicted here, some habitats ...
... Figure 31.1 The predicted patterns of seed deposition, seed survival, and sapling recruitment for a hypothetical tree species dispersed by primates with different seed-handling strategies and ranging patterns. For many forest tree species, including the hypothetical one depicted here, some habitats ...
Acoustic profiling of the landscape
... and to the botanically rich, mountain fynbos region of the Cape Floristic Region, also in South Africa. Each region provided a diverse and particular landscape to test the value of acoustic surveys for determining local diversity patterns across natural gradients and to assess the value of the techn ...
... and to the botanically rich, mountain fynbos region of the Cape Floristic Region, also in South Africa. Each region provided a diverse and particular landscape to test the value of acoustic surveys for determining local diversity patterns across natural gradients and to assess the value of the techn ...
Key - Scioly.org
... iv. primary consumer (1pt) v. secondary consumer (1pt) b) Calculation (1pt correct answer) using the 10% rule, 234 kJ available to pika à 23.4 kJ available to the pine marten à 2.34 kJ (2340 J) available for the bobcat 1pt for calculations or explanation c) Calculation(2pts) of energy available to t ...
... iv. primary consumer (1pt) v. secondary consumer (1pt) b) Calculation (1pt correct answer) using the 10% rule, 234 kJ available to pika à 23.4 kJ available to the pine marten à 2.34 kJ (2340 J) available for the bobcat 1pt for calculations or explanation c) Calculation(2pts) of energy available to t ...
andrés meynard pontificia universidad católica de
... different host plants. ..............................................................................................................13 Figure 7. Steps in measuring Ubiquity and Ecological versatility of an herbivore.. ................16 Figure 8. Functional dependence of versatility on the level of ...
... different host plants. ..............................................................................................................13 Figure 7. Steps in measuring Ubiquity and Ecological versatility of an herbivore.. ................16 Figure 8. Functional dependence of versatility on the level of ...
Spatial Pattern Analysis in Plant Ecology MARK R.T. DALE CAMBRIDGE UNIVERSITY PRESS
... catnip (Nepeta cataria L.) that it affected seed set, which was lower in smaller patches. The general conclusion from these studies is that patch size, patch spacing, and patch density, all of which are elements of the plants’ spatial pattern, have important influences on their herbivores (and the her ...
... catnip (Nepeta cataria L.) that it affected seed set, which was lower in smaller patches. The general conclusion from these studies is that patch size, patch spacing, and patch density, all of which are elements of the plants’ spatial pattern, have important influences on their herbivores (and the her ...
Parasites Affect Food Web Structure Primarily through Increased
... However, in the general [51] and ecological [6] network literature, network structure refers to patterns of how links are distributed among nodes. As noted in a recent perspective in Science, ‘‘Network approaches to ecological research emphasize the pattern of interactions among species (the way lin ...
... However, in the general [51] and ecological [6] network literature, network structure refers to patterns of how links are distributed among nodes. As noted in a recent perspective in Science, ‘‘Network approaches to ecological research emphasize the pattern of interactions among species (the way lin ...
Integrating Above and Belowground Components of Biodiversity
... carbon supply. Due to their ubiquity and their functional importance, they are the subject of much research into their community ecology, yet much is still unknown. For instance: whether or not AM fungi display preference for certain host plant species; how environmental heterogeneity and energy ava ...
... carbon supply. Due to their ubiquity and their functional importance, they are the subject of much research into their community ecology, yet much is still unknown. For instance: whether or not AM fungi display preference for certain host plant species; how environmental heterogeneity and energy ava ...
Wild Species 2010 - Publications du gouvernement du Canada
... profile of existing data gaps and stimulate people either to contribute data for these species, or to collect new data to address these shortfalls. Without information on the status of these species, it is difficult to judge how the human uses affect the ecosystems and species. The taxonomic groups ...
... profile of existing data gaps and stimulate people either to contribute data for these species, or to collect new data to address these shortfalls. Without information on the status of these species, it is difficult to judge how the human uses affect the ecosystems and species. The taxonomic groups ...
Do Lanice conchilega (sandmason) aggregations classify as reefs
... The physical characteristics measured are elevation, sediment consolidation, spatial extent and patchiness (based on Hendrick and Foster-Smith 2006). The elevation of the aggregations was measured in a relative manner, i.e. the elevation diVerences to the nearest 0.5 cm from one side of the reef to ...
... The physical characteristics measured are elevation, sediment consolidation, spatial extent and patchiness (based on Hendrick and Foster-Smith 2006). The elevation of the aggregations was measured in a relative manner, i.e. the elevation diVerences to the nearest 0.5 cm from one side of the reef to ...
Steneck. Status of Bonaire`s Coral Reefs 2015
... even with the current fishing restrictions, fishing may still be taking a toll. Recent studies in Bonaire determined that predator decline can contribute to an increase in territorial damselfishes that prevent other herbivorous fishes such as parrotfish from keeping macroalgae in check (Vermeij et a ...
... even with the current fishing restrictions, fishing may still be taking a toll. Recent studies in Bonaire determined that predator decline can contribute to an increase in territorial damselfishes that prevent other herbivorous fishes such as parrotfish from keeping macroalgae in check (Vermeij et a ...
The Vertebrate Fauna of Southern Yengo National Park and Parr
... Sydney metropolitan area. This report compiles Atlas of NSW Wildlife data on the terrestrial vertebrate fauna of these reserves and documents the extensive systematic surveys undertaken by the Department of Environment and Climate Change between 1997 and 2007. A total of 290 systematic survey sites ...
... Sydney metropolitan area. This report compiles Atlas of NSW Wildlife data on the terrestrial vertebrate fauna of these reserves and documents the extensive systematic surveys undertaken by the Department of Environment and Climate Change between 1997 and 2007. A total of 290 systematic survey sites ...
The Caucasus Hotspot Briefing Book
... The ecosystem profile and five-year investment strategy for the Caucasus Region was developed based on stakeholder workshops and background reports coordinated by the WWF Caucasus Programme Office (WWF Caucasus). More than 130 experts from the six countries participated in preparation of the Caucasu ...
... The ecosystem profile and five-year investment strategy for the Caucasus Region was developed based on stakeholder workshops and background reports coordinated by the WWF Caucasus Programme Office (WWF Caucasus). More than 130 experts from the six countries participated in preparation of the Caucasu ...
Offspring size in a resident species affects community assembly
... 17 9 10 4 mm2; mean large: 23 9 10 3 mm2; specific size classes used in each run are summarized in Appendix S1, Supporting information). We haphazardly allocated individuals within each size class to different density treatments and settlement plates, taking care to use a mix of individuals from d ...
... 17 9 10 4 mm2; mean large: 23 9 10 3 mm2; specific size classes used in each run are summarized in Appendix S1, Supporting information). We haphazardly allocated individuals within each size class to different density treatments and settlement plates, taking care to use a mix of individuals from d ...
abstracts layout - Carnivore Conservation
... international conservation strategies to reduce rates of deforestation, such as the Mesoamerican Biological Corridor, the rate of forest loss has been steadily increasing since 1970. Moreover, a major development project proposed to connect a series of roads is planned for the region. The objective ...
... international conservation strategies to reduce rates of deforestation, such as the Mesoamerican Biological Corridor, the rate of forest loss has been steadily increasing since 1970. Moreover, a major development project proposed to connect a series of roads is planned for the region. The objective ...
Review of information, policy and legislation on species translocation
... Precise definitions of the different types of translocation are given, as well as other important terms used in the review. ...
... Precise definitions of the different types of translocation are given, as well as other important terms used in the review. ...
Community organization in streams: the importance of species
... dominated by Cladophora glornerata, a macroalga potentially able to monopolize space, whereas the other type is comprised of a low-growing, epilithic microalgal lawn inhabited by several species of sessile grazers (especially the caddisflies Leucotrichia pictipes and Psychomyia flavida). Cladophora ...
... dominated by Cladophora glornerata, a macroalga potentially able to monopolize space, whereas the other type is comprised of a low-growing, epilithic microalgal lawn inhabited by several species of sessile grazers (especially the caddisflies Leucotrichia pictipes and Psychomyia flavida). Cladophora ...
Anegada Iguana, Cyclura pinguis SPECIES RECOVERY PLAN
... genetic diversity standpoint, conserving C. pinguis will preserve the greatest amount of evolutionary potential within the genus Cyclura. For these reasons the conservation of the Anegada iguana consistently ranks as the top priority for the IUCN/ SSC Iguana Specialist Group (ISG). Given that C. pin ...
... genetic diversity standpoint, conserving C. pinguis will preserve the greatest amount of evolutionary potential within the genus Cyclura. For these reasons the conservation of the Anegada iguana consistently ranks as the top priority for the IUCN/ SSC Iguana Specialist Group (ISG). Given that C. pin ...
General Habitat Description for the Forest-dwelling
... (see Habitat Categorization) is required for caribou to carry out their life processes and for populations to persist for multiple generations. While the availability, amount, and distribution of these features shift spatially and temporally within the range due to natural and anthropogenic disturba ...
... (see Habitat Categorization) is required for caribou to carry out their life processes and for populations to persist for multiple generations. While the availability, amount, and distribution of these features shift spatially and temporally within the range due to natural and anthropogenic disturba ...
Parasitism, commensalism or mutualism?
... infested sponges casts some doubt upon the parasitic nature of the association, since they remained alive and grew for years (present study). Furthermore, if Nausitoe punctata is a parasite, the sponge's reaction would tend toward its isolation (Connes 1968, Sube 1970, Connes et al. 1971, Uriz 1983) ...
... infested sponges casts some doubt upon the parasitic nature of the association, since they remained alive and grew for years (present study). Furthermore, if Nausitoe punctata is a parasite, the sponge's reaction would tend toward its isolation (Connes 1968, Sube 1970, Connes et al. 1971, Uriz 1983) ...
CHAPTER 4-6 INVERTEBRATES: ROTIFER
... differences in their morphology are so great that patterns of adaptations are difficult to define. The few adaptations that do exist include protection from predation among planktonic species. Differences in structure of the trophus seem to facilitate differences in food type. Even in extreme enviro ...
... differences in their morphology are so great that patterns of adaptations are difficult to define. The few adaptations that do exist include protection from predation among planktonic species. Differences in structure of the trophus seem to facilitate differences in food type. Even in extreme enviro ...
FROGS AND TOADS OF UJUNG KULON
... Ujung Kulon the frogs are only found on foreft floor around the lighthouse trail and Cidaun, clo^l1 to rainwater puddles. In Gunung Halimun they are found on forest floor around Cikaniki Trail and Loop Trail in Cikaniki and Citalahab area. Abundance Rating. In Ujung Kulon the frog is frequently foun ...
... Ujung Kulon the frogs are only found on foreft floor around the lighthouse trail and Cidaun, clo^l1 to rainwater puddles. In Gunung Halimun they are found on forest floor around Cikaniki Trail and Loop Trail in Cikaniki and Citalahab area. Abundance Rating. In Ujung Kulon the frog is frequently foun ...