Chapter 5 - Bacon Co. High School
... • List the three stages of the carbon cycle. • Describe where fossil fuels are located. • Identify one way that humans are affecting the carbon cycle. • List the tree stages of the nitrogen cycle. • Describe the role that nitrogen-fixing bacteria play in the nitrogen cycle. • Explain how the excess ...
... • List the three stages of the carbon cycle. • Describe where fossil fuels are located. • Identify one way that humans are affecting the carbon cycle. • List the tree stages of the nitrogen cycle. • Describe the role that nitrogen-fixing bacteria play in the nitrogen cycle. • Explain how the excess ...
The Role of Consumers in Community Diversity
... 1. Decomposers and producers are locked in an “antagonistic mutualistic” relationship. Environmental changes lead to inseparable responses by both; 2. Consumers affect rates of movement of materials among different pools; 3. Consumers can determine the distribution of biomass among trophic groups; 4 ...
... 1. Decomposers and producers are locked in an “antagonistic mutualistic” relationship. Environmental changes lead to inseparable responses by both; 2. Consumers affect rates of movement of materials among different pools; 3. Consumers can determine the distribution of biomass among trophic groups; 4 ...
Insect population dynamics meets ecosystem ecology: effects of
... in England and the gypsy moth in the United States, I can vouch for the importance of a comb as an essential piece of ®eld equipment. Inputs of insect frass and cadavers from plant canopies are large during defoliator outbreaks and represent a steady rain of labile carbon and nutrients during the gr ...
... in England and the gypsy moth in the United States, I can vouch for the importance of a comb as an essential piece of ®eld equipment. Inputs of insect frass and cadavers from plant canopies are large during defoliator outbreaks and represent a steady rain of labile carbon and nutrients during the gr ...
Basic and Applied Ecology
... A current goal in ecology is to elucidate the relative roles of primary and secondary consumers versus plant resources in determining community structure and dynamics. The complexity and diversity of terrestrial communities has been hypothesized to strongly influence the strength of these topdown an ...
... A current goal in ecology is to elucidate the relative roles of primary and secondary consumers versus plant resources in determining community structure and dynamics. The complexity and diversity of terrestrial communities has been hypothesized to strongly influence the strength of these topdown an ...
PowerPoint Presentation - No Slide Title
... area and that starts an ecological cycle in which many other species become established. • Over time, a pioneer species will make the new area habitable for other species. • A climax community is the final, stable community in equilibrium with the environment. • Even though a climax community may ch ...
... area and that starts an ecological cycle in which many other species become established. • Over time, a pioneer species will make the new area habitable for other species. • A climax community is the final, stable community in equilibrium with the environment. • Even though a climax community may ch ...
Least-Cost Input Mixtures of Water and Nitrogen for Photosynthesis
... incorporated in sugar intermediates, and water is the medium in which nutrients and photoassimilates are transported around the plant. Economic analogies have often been used to describe the way plants operate, with resources such as water, nitrogen, and carbon viewed as currencies that can be acqui ...
... incorporated in sugar intermediates, and water is the medium in which nutrients and photoassimilates are transported around the plant. Economic analogies have often been used to describe the way plants operate, with resources such as water, nitrogen, and carbon viewed as currencies that can be acqui ...
Wildlife Habitat Management for Arkansas Landowners
... diversity. These strips of grass, legumes or small grains act as filters that trap sediment and slow water runoff. The strip width is dictated by the severity of the erosion problem and the slope of the field. Where erosion is severe, permanent grass strips can be maintained. A native grass/legume m ...
... diversity. These strips of grass, legumes or small grains act as filters that trap sediment and slow water runoff. The strip width is dictated by the severity of the erosion problem and the slope of the field. Where erosion is severe, permanent grass strips can be maintained. A native grass/legume m ...
Estuarine Ecology Comprehensive Information
... plants that live throughout the estuary and near coastal waters. These plants grow only in those areas of the estuary that are shallow enough and clear enough to receive sufficient sunlight for photosynthesis. The salinity and temperature of a particular estuarine location determine, to a large exte ...
... plants that live throughout the estuary and near coastal waters. These plants grow only in those areas of the estuary that are shallow enough and clear enough to receive sufficient sunlight for photosynthesis. The salinity and temperature of a particular estuarine location determine, to a large exte ...
File - DavidRudeClassInfo
... Primary succession (continued) • Examples – Volcanic lava flow – Glaciers retreating – Lower of sea level • Takes a long time – Few available nutrients for plants ...
... Primary succession (continued) • Examples – Volcanic lava flow – Glaciers retreating – Lower of sea level • Takes a long time – Few available nutrients for plants ...
Ecological Succession
... communities were entirely or partially destroyed by some kind of damaging event. • When an existing community has been cleared by a disturbance such as a fire, tornado, etc...and the soil remains intact, the area begins to return to its natural community. Because these habitats previously supported ...
... communities were entirely or partially destroyed by some kind of damaging event. • When an existing community has been cleared by a disturbance such as a fire, tornado, etc...and the soil remains intact, the area begins to return to its natural community. Because these habitats previously supported ...
chapter 4: biotic resources - San Lorenzo Valley Water District
... habitats and species, and remarkable biodiversity. Because natural disturbances are generally patchy, they tend to shape the landscape into a mosaic of different biological communities, in different states of succession. The resulting abundance of habitats and niches creates a landscape that is more ...
... habitats and species, and remarkable biodiversity. Because natural disturbances are generally patchy, they tend to shape the landscape into a mosaic of different biological communities, in different states of succession. The resulting abundance of habitats and niches creates a landscape that is more ...
Functional and ecological consequences of saprotrophic fungus
... new resources solely by production of propagules (spores or hyphal fragments), others (termed nonunit-restricted) extend as hyphae, and interconnect discrete organic resource units. Aggregations of hyphae (forming linear organs known as cords) enable some fungal species to extend vast distances (cov ...
... new resources solely by production of propagules (spores or hyphal fragments), others (termed nonunit-restricted) extend as hyphae, and interconnect discrete organic resource units. Aggregations of hyphae (forming linear organs known as cords) enable some fungal species to extend vast distances (cov ...
Autotrophic and heterotrophic nanoplankton in the diet of the
... and three controls) were incubated in a tank for 24 h under natural conditions of temperature and light, corresponding to the sampling depth. Nothing was added to the control bottles to compensate for copepod excretion as it was assumed to be negligible compared to nutrient concentrations of the wat ...
... and three controls) were incubated in a tank for 24 h under natural conditions of temperature and light, corresponding to the sampling depth. Nothing was added to the control bottles to compensate for copepod excretion as it was assumed to be negligible compared to nutrient concentrations of the wat ...
consumer species richness and autotrophic biomass
... Sterner et al. 1997). Autotrophic biomass is the cumulative product of such population-based processes. In contrast to the systems perspective, this population perspective sees such an enormous variety of possible responses to variation in consumer diversity that there is no way to generally predict ...
... Sterner et al. 1997). Autotrophic biomass is the cumulative product of such population-based processes. In contrast to the systems perspective, this population perspective sees such an enormous variety of possible responses to variation in consumer diversity that there is no way to generally predict ...
ECOLOGICAL PATTERNS IN A NORTHERN BOG
... lakes are more suitable than large shallow lakes. Water tends to circulate more freely in larger lakes, thus ensuring adequate oxygen for decomposition. In kettle-hole lakes, water does not circulate freely and oxygen may become depleted at lower depths. Consequently, respiration is limited to anaer ...
... lakes are more suitable than large shallow lakes. Water tends to circulate more freely in larger lakes, thus ensuring adequate oxygen for decomposition. In kettle-hole lakes, water does not circulate freely and oxygen may become depleted at lower depths. Consequently, respiration is limited to anaer ...
Slide 1
... o At least 2/3 of this illness and death results from occupational exposures in developing countries ...
... o At least 2/3 of this illness and death results from occupational exposures in developing countries ...
Origin of Bogs
... lakes are more suitable than large shallow lakes. Water tends to circulate more freely in larger lakes, thus ensuring adequate oxygen for decomposition. In kettle-hole lakes, water does not circulate freely and oxygen may become depleted at lower depths. Consequently, respiration is limited to anaer ...
... lakes are more suitable than large shallow lakes. Water tends to circulate more freely in larger lakes, thus ensuring adequate oxygen for decomposition. In kettle-hole lakes, water does not circulate freely and oxygen may become depleted at lower depths. Consequently, respiration is limited to anaer ...
Interactions between mesofauna and microorganisms
... order levels, generally big-sized organisms (1, 2, ...
... order levels, generally big-sized organisms (1, 2, ...
The role of symbiotic arbuscular mycorrhizal fungi - JyX
... Newsham et al. 2009). In general terms, AM are characteristically found in species-rich ecosystems (e.g. in tropical forests) in contrast to ecto- and ericoid mycorrhizas which predominate in boreal and arctic forests and heaths in which levels of organic nitrogen are typically high in soil, and onl ...
... Newsham et al. 2009). In general terms, AM are characteristically found in species-rich ecosystems (e.g. in tropical forests) in contrast to ecto- and ericoid mycorrhizas which predominate in boreal and arctic forests and heaths in which levels of organic nitrogen are typically high in soil, and onl ...
Fire, Defoliation, and Competing Species Alter Aristida
... A factorial arrangement of two fire and four clipping treatments were applied to each of the three species–pair combinations in a completely randomized design with nine replications. Shoots were harvested for final biomass estimates and bud sampling 187 d after being transplanted into pots. Abovegro ...
... A factorial arrangement of two fire and four clipping treatments were applied to each of the three species–pair combinations in a completely randomized design with nine replications. Shoots were harvested for final biomass estimates and bud sampling 187 d after being transplanted into pots. Abovegro ...
The relationship between biodiversity and ecosystem functioning in
... We present results for total plant and herbivore biomasses as ecosystem properties for comparison with experimental studies. Stability is assessed here as the ability to reduce temporal variability of these properties in a fluctuating environment. Environmental fluctuations were included in the form o ...
... We present results for total plant and herbivore biomasses as ecosystem properties for comparison with experimental studies. Stability is assessed here as the ability to reduce temporal variability of these properties in a fluctuating environment. Environmental fluctuations were included in the form o ...
The influence of biotic interactions on soil biodiversity
... local scale, soil biodiversity may potentially be affected by interactions within trophic levels or by direct trophic interactions. Within the soil, larger bodied invertebrates can also influence diversity of smaller sized organisms by promoting dispersal and through modification of the soil habitat ...
... local scale, soil biodiversity may potentially be affected by interactions within trophic levels or by direct trophic interactions. Within the soil, larger bodied invertebrates can also influence diversity of smaller sized organisms by promoting dispersal and through modification of the soil habitat ...
EUR 22550 EN
... one whole-day session devoted to a technical visit to local farms. The last fifth session was a round-table discussion, where all participants contributed to drawing final conclusions and suggested possible lines of further research and ways of transferring the research results to farmers, advisers ...
... one whole-day session devoted to a technical visit to local farms. The last fifth session was a round-table discussion, where all participants contributed to drawing final conclusions and suggested possible lines of further research and ways of transferring the research results to farmers, advisers ...
Coastal Habitats Curriculum Developed by
... The ROCKY INTERTIDAL is a zone of rocky coastline that falls between high tide and low tide. Below the rocky shore is the subtidal zone, and above it is uplands. These rocky shores generally occur in relatively exposed waters, and are generally comprised of bedrock and other large glacial rocks and ...
... The ROCKY INTERTIDAL is a zone of rocky coastline that falls between high tide and low tide. Below the rocky shore is the subtidal zone, and above it is uplands. These rocky shores generally occur in relatively exposed waters, and are generally comprised of bedrock and other large glacial rocks and ...