Crop domestication, global human-mediated migration, and the
... the region of origin (van den Bosch, 1971). Most studies on ecological pest management and insect-plant interactions have been conducted in the United States, Europe, Australia, and New Zealand (Gurr et al., 2012), developed countries where agriculture consists primarily of introduced crops that sup ...
... the region of origin (van den Bosch, 1971). Most studies on ecological pest management and insect-plant interactions have been conducted in the United States, Europe, Australia, and New Zealand (Gurr et al., 2012), developed countries where agriculture consists primarily of introduced crops that sup ...
Socioecological adaptations by chimpanzees, Pan troglodytes verus
... reliance on a cash income from crop sales, and variations in the chimpanzees’ behaviours, including crop raiding and attacks on people, have altered the relationship dynamics. People often behave aggressively and throw stones in an effort to displace the chimpanzees (Hockings et al. 2010b), and the ...
... reliance on a cash income from crop sales, and variations in the chimpanzees’ behaviours, including crop raiding and attacks on people, have altered the relationship dynamics. People often behave aggressively and throw stones in an effort to displace the chimpanzees (Hockings et al. 2010b), and the ...
NEWS
... The first ever Trinity Campus Bioblitz took place on the 22nd of May with an enthusiastic turn out from both staff and students. The MSc. Biodiversity and Conservation class efficiently organised the event on behalf of the TCBR and we would like to thank them all for their ti ...
... The first ever Trinity Campus Bioblitz took place on the 22nd of May with an enthusiastic turn out from both staff and students. The MSc. Biodiversity and Conservation class efficiently organised the event on behalf of the TCBR and we would like to thank them all for their ti ...
6 Plant-plant interactions mediated by other trophic levels
... reductionist approach by considering the plant-plant interactions that lead to those restrictions. ...
... reductionist approach by considering the plant-plant interactions that lead to those restrictions. ...
Biodiversity Guided Notes - Bloomsburg Area School District
... Copyright © by Holt, Rinehart and Winston. All rights reserved. ...
... Copyright © by Holt, Rinehart and Winston. All rights reserved. ...
Is Infectious Disease Just Another Type of Predator
... species may vary in their vulnerability to the consumer, may interfere with capture of more profitable resources, or may be completely invulnerable (Grover 1995, 1997; Holt et al. 2003; Schmidt and Ostfeld 2001; Begon, chapter 1, this volume). In this multiple nutrient–one resource species case (fig ...
... species may vary in their vulnerability to the consumer, may interfere with capture of more profitable resources, or may be completely invulnerable (Grover 1995, 1997; Holt et al. 2003; Schmidt and Ostfeld 2001; Begon, chapter 1, this volume). In this multiple nutrient–one resource species case (fig ...
Environmental Fitness for Sustained Population Dynamics
... also emit spores when they are ready to spawn but found no compatible spore at their current location. This second way also indirectly implies having acquired enough energy. As said in introduction, restriction for emission on energy gain was set up as an attempt for directing evolution through reso ...
... also emit spores when they are ready to spawn but found no compatible spore at their current location. This second way also indirectly implies having acquired enough energy. As said in introduction, restriction for emission on energy gain was set up as an attempt for directing evolution through reso ...
3.1 Ecosystem ecology examines interactions between the living
... determine which organisms can live there. The components of a particular ecosystem are highly dependent on climate. For example, ecosystems in the dry desert of Death Valley, California, where temperatures may reach 50°C (120°F), are very different from those on the continent of Antarctica, where te ...
... determine which organisms can live there. The components of a particular ecosystem are highly dependent on climate. For example, ecosystems in the dry desert of Death Valley, California, where temperatures may reach 50°C (120°F), are very different from those on the continent of Antarctica, where te ...
Trophic organization and food web structure of
... feed on the mixture of algae, organic matter, and microbiota adhering to the surface of substrates. The periphyton feeder group takes into account not only the morphologicbehavioral mechanism of food intake but also the type of food ingested. This category also identifies an important trophic pathwa ...
... feed on the mixture of algae, organic matter, and microbiota adhering to the surface of substrates. The periphyton feeder group takes into account not only the morphologicbehavioral mechanism of food intake but also the type of food ingested. This category also identifies an important trophic pathwa ...
FEEDBACK IN THE PLANT-SOIL SYSTEM Joan G
... dioxide (CO2 ) in the atmosphere, and the large-scale changes in the global cycles of nitrogen (N), phosphorus (P), and water (H2 O) (7) all directly affect the mechanisms at the core of plant-soil interactions. Feedbacks in the plant-soil system will not only affect the biosphere’s response to anth ...
... dioxide (CO2 ) in the atmosphere, and the large-scale changes in the global cycles of nitrogen (N), phosphorus (P), and water (H2 O) (7) all directly affect the mechanisms at the core of plant-soil interactions. Feedbacks in the plant-soil system will not only affect the biosphere’s response to anth ...
Herbivory from Individuals to Ecosystems
... I begin by readdressing the whole notion of resource limitation from the perspective of herbivores acting as adaptive consumers that are attempting to maximize the intake of nutrients to meet needs for survival, growth, and reproduction (fitness). Adaptive herbivores effectively deal with an optimiza ...
... I begin by readdressing the whole notion of resource limitation from the perspective of herbivores acting as adaptive consumers that are attempting to maximize the intake of nutrients to meet needs for survival, growth, and reproduction (fitness). Adaptive herbivores effectively deal with an optimiza ...
Chapter 2
... reductionist approach by considering the plant-plant interactions that lead to those restrictions. ...
... reductionist approach by considering the plant-plant interactions that lead to those restrictions. ...
Decomposer diversity and identity influence plant
... experimental field site. Light intensity varied between 580 and 900 lEm2s1 depending on the location in the growth chambers. To avoid chamber edge effects, microcosms were randomized every week within each chamber. The microcosms were irrigated four times per week with deionized water and the vol ...
... experimental field site. Light intensity varied between 580 and 900 lEm2s1 depending on the location in the growth chambers. To avoid chamber edge effects, microcosms were randomized every week within each chamber. The microcosms were irrigated four times per week with deionized water and the vol ...
The ecological effects of providing resource subsidies to predators
... part on the efficiency with which top predators can suppress mesopredators and exploit their prey (Power, 1992). Although many factors are likely to affect predator interactions, there is emerging recognition that in human-influenced systems food subsidies may be particularly important (Ripple et al ...
... part on the efficiency with which top predators can suppress mesopredators and exploit their prey (Power, 1992). Although many factors are likely to affect predator interactions, there is emerging recognition that in human-influenced systems food subsidies may be particularly important (Ripple et al ...
Food webs: reconciling the structure and function of biodiversity
... nutrients through ecological systems [6,7]. Whereas community ecology tends to be reductionist, concentrating largely on processes driven by individuals, populations, or species, ecosystem research often takes a more holistic, systems approach. It remains tractable by aggregating species into broad ...
... nutrients through ecological systems [6,7]. Whereas community ecology tends to be reductionist, concentrating largely on processes driven by individuals, populations, or species, ecosystem research often takes a more holistic, systems approach. It remains tractable by aggregating species into broad ...
Response of Sagebrush Steppe Species to Elevated
... Melissa S. Lucash1,3, Blake Farnsworth2, and William E. Winner1 ABSTRACT.—Elevated atmospheric CO2 may cause long-term changes in the productivity and species composition of the sagebrush steppe. Few studies, however, have evaluated the effects of increased CO2 on growth and physiology of species im ...
... Melissa S. Lucash1,3, Blake Farnsworth2, and William E. Winner1 ABSTRACT.—Elevated atmospheric CO2 may cause long-term changes in the productivity and species composition of the sagebrush steppe. Few studies, however, have evaluated the effects of increased CO2 on growth and physiology of species im ...
Policy for the release of aquatic resources
... The role of the South Australian Government, as custodian of the State’s aquatic resources, on behalf of the broader community and future generations, is to ensure that they are protected, managed and used in a manner that is consistent with the principles of ecologically sustainable development, in ...
... The role of the South Australian Government, as custodian of the State’s aquatic resources, on behalf of the broader community and future generations, is to ensure that they are protected, managed and used in a manner that is consistent with the principles of ecologically sustainable development, in ...
A Stoichiometric Model of Early Plant Primary Succession
... cesses, ecologists have studied the development of ecosystems on glacial moraines (e.g., Matthews 1992; Chapin et al. 1994), volcanic substrates (e.g., del Moral and Bliss 1993; Tsuyuzaki and del Moral 1995; Vitousek 2004), sand dunes (e.g., Houle 1997), mine spoils (e.g., Smyth 1997), and other pri ...
... cesses, ecologists have studied the development of ecosystems on glacial moraines (e.g., Matthews 1992; Chapin et al. 1994), volcanic substrates (e.g., del Moral and Bliss 1993; Tsuyuzaki and del Moral 1995; Vitousek 2004), sand dunes (e.g., Houle 1997), mine spoils (e.g., Smyth 1997), and other pri ...
Similar biotic factors affect early establishment and abundance of an
... tables and figures are un-transformed values. We used SAS 9.1.3, JMP 6.0, and EcoSim7 for all statistical analyses (Gotelli and Entsminger 2009). Observational study Study sites We randomly chose 17 old fields at Oak Ridge National Environmental Research Park, all within 5 km of the experimental stu ...
... tables and figures are un-transformed values. We used SAS 9.1.3, JMP 6.0, and EcoSim7 for all statistical analyses (Gotelli and Entsminger 2009). Observational study Study sites We randomly chose 17 old fields at Oak Ridge National Environmental Research Park, all within 5 km of the experimental stu ...
Bottom-up and top-down processes in African ungulate communities
... African ungulate populations appear to be limited principally by their food resources. Within ungulate communities, plains zebras coexist with grazing bovids of similar body size, but rarely are the dominant species. Given the highly effective nutritional strategy of the equids and the resistance of ...
... African ungulate populations appear to be limited principally by their food resources. Within ungulate communities, plains zebras coexist with grazing bovids of similar body size, but rarely are the dominant species. Given the highly effective nutritional strategy of the equids and the resistance of ...
