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O3 EXPOSURE Environmental control of stomatal behavior: PPFR, VPD, and ... [O3]?
stomatal behavior, O3 exposure, fluctuating light, ponderosa pine
FULL ABSTRACT
OAK35 Dynamics of juniper, pinyon and oak mast production in woodland ecosystems of central New Mexico.
Mast Production, One-seed Juniper, Pinyon, Oak
FULL ABSTRACT
OCTOPUS HUBBSORUM120 Range extension for Octopus hubbsorum Berry 1953 (Mollusca;octopodidae) in the Mexican Pacific.
Octopus hubbsorum , IN THE MEXICAN PACIFIC
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OHIO Extinction, invasion, homogenization and heterogeneity: The effects of urbanization on bird communities.
urban, species assemblage, Ohio, California
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OHIO66 A GIS map of Licking County, Ohio: Vegetation at the time of the earliest government land surveys.
pre-settlement vegetation, geographical information systems, vegetation mapping, Ohio
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OHIO90 Using ecological land units in a biodiversity gap analysis for conservation planning in a southwestern Ohio watershed.
Biodiversity Gap Analysis , Ecological Land Unit , Ohio, Forest
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OHIO93 Tree of Heaven or Hell? The naturalization of Ailanthus altissima in the Wright State woods.
Ailanthus altissima , wood's edge, invasive species, Ohio
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OKLAHOMA113 Physiological evidence for ecotypes of Schizachyrium scoparium.
salinity, pH, Oklahoma
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OLD AND MATURE FORESTS The spatial distribution patterns of old and mature forests in PNW, USA.
Spatial pattern, Old and mature forests, Remote sensing, Pacific Northwest
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ONE-SEED JUNIPER35 Dynamics of juniper, pinyon and oak mast production in woodland ecosystems of central New Mexico.
Mast Production, One-seed Juniper, Pinyon, Oak
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OPTIMAL FORAGING Effects of an optimal patch departure rule on population dynamics.
Optimal Foraging, Populaiton Dynamics, Predator-Prey
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OPTIMIZATION Statistically based assessment of aircraft CO2 flux measurements and NDVI in Arctic Alaska .
Fluxes, Optimization, NDVI, Eddy Covariance
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ORCUTTIEAE Ecology and evolution of Orcuttieae (Poaceae): Endangered vernal pool grasses.
Vernal Pools, Orcuttieae, Molecular Evolution, Kranz Anatomy
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OREGON Forest harvest, N saturation, and potential base cation depletion in coastal Oregon forests .
nitrogen, base cation, strontium isotopes, Oregon
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OREGON Matching scale of modeling with scales of variability in a forested region of Oregon, USA.
modeling, net ecosystem productivity, forest, Oregon
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OROMIA Biophysical criteria for reserve design: the case of coffee gene reserve zoning in Ethiopia.
Coffea arabica, Oromia, mountain rainforest, genetic conservation, in situ
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ORTHOPTERA11 Impacts of grasshopper and sheep herbivory on grasshopper population dynamics and vegetation: Results from a two year experiment.
Herbivory, Orthoptera, Grazing
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OTOLITH Bouncing beams off brittle bones: Age determination and electron microprobe analysis of Strontium levels in otoliths from Least Cisco (Coregonus sardinella) in Arctic Alaska.
Otolith, Whitefish, Least Cisco, Strontium
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OZONE DEPLETION28 Response of a Tierra del Fuego peatland to six field seasons of UV-B radiation manipulation.
Ozone depletion, peatland, UV-B radiation, plant community dynamics
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OAK Watershed controls on streamwater nitrate concentrations, Catskill Mountains, NY.
catskills, oak, nitrogen, watershed
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OAK Searching for effects of animal dispersal on the distribution of oak seedlings.
seed dispsersal, Quercus, oak, RECRUITS
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OAK HERBIVORES The role of the middle trophic level in tritrophic cascades: Leaftiers as ecosystem engineers.
trophic cascade, oak herbivores, bird predation, ecosystem engineering
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OAK MORTALITY Vegetation change in an old-growth eastern Kentucky forest: 1971-1999.
long-term vegetational change, old-growth mixed mesophytic forest, increasing importance of shade-tolerant mesophytes, oak mortality
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OAK REGENERATION19 Prescribed fire effects on understory light environment and seedling performance of oak and red maple in eastern Kentucky.
oak regeneration, prescribed fire, photosynthesis, water use efficiency
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OAK SAVANA99 Developing performance metrics to measure ecological functioning in California Foothill communities.
restoration success, performance criteria, oak savana, ecological functioning
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OAK SAVANNA4 Fire frequency and tree canopy influences on plant species diversity in oak savannas and woodlands.
species diversity, fire frequency, oak savanna, restoration ecology
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OAK SAVANNA The GLADES project: Tree demography and landscape analysis in a 16 Ha oak savanna grid.
oak savanna, landscape analysis, tree demography, long term monitoring
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OAK SPECIES Increased aboveground biomass in elevated CO2 masks species-specific growth responses in a scrub-oak ecosystem.
elevated co2, native ecosystem, growth, oak species
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OAK WOODLAND The relative importance of grazing and topography on oak performance since 1928.
oak woodland, cattle grazing, habitat loss, recruitment
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OAK-SCRUB131 Response of roots to five years of exposure to elevated atmospheric CO2 in an oak-scrub ecosystem in Florida.
fine roots, CO2, oak-scrub
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OAKS The importance of oaks in the restoration of California grasslands.
oaks, grassland, restoration
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OAKS Net transfer of water between plants connected by common mycorrhizal networks.
hydraulic lift, oaks, drought, facilitation
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OBJECT-ORIENTED AND/OR INDIVIDUAL-BASED MODELS A comparison of methods to use genetic information to quantify inter-population movement.
movement, population isolation, genetic measures of movement, object-oriented and/or individual-based models
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OBSERVER EFFECT54 The herbivory uncertainty principle revisted.
experimental methods, herbivory, observer effect, site effect
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OFFSPRING PERFORMANCE Effect of oviposition site choice on anuran performance.
oviposition, environmental effects, offspring performance, Rana
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OIL SPILLS Plant-bacterial-fungal interations in remediation of terrestrial oil spills.
bioremediation, oil spills, revegetation, interactions
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OLD FIELD SUCCESSION65 Limiting traits in early old field succession on a rich soil.
old field succession, fertilization, colonization, plant competition
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OLD FIELD WHITE PINE Nitrogen distribution and 15N in a 115 year chronosequence of old-field white pine.
nitrogen cycling, old field white pine, agricultural abandonment, stable isotopes
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OLD GROWTH Coarse woody debris in fire suppressed and frequently burned old-growth oak stands.
fire, coarse woody debris, old growth, savanna
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OLD GROWTH Evaluating release criteria and climate impacts in old-growth hemlock.
release criteria, hemlock, old growth, disturbance history
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OLD GROWTH FOREST Tree mortality following reintroduction of fire to an old growth mixed conifer forest.
fire, Sierra Nevada, old growth forest, fuel reduction
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OLD-FIELD FOOD WEBS Biodiversity cascades: indirect top-predator effects on plant species diversity mediated by herbivore anti-predator behavior.
trophic cascades, old-field food webs, plant species diversity, herbivore anti-predator behavior
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OLD-FIELD SUCCESSION102 Inhibition of old-field species by Lespedeza cuneata (Fabaceae).
Lespedeza cuneata, old-field succession, allelopathy, phenolics
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OLD-FIELDS Trophic cascades in natural and human-maintained grasslands.
trophic cascade, grasslands, old-fields, meta-analysis
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OLD-GROWTH Patterns of nitrogen loss from a pristine old-growth forested watershed, Olympic National Park, Washington.
N-cycle, stream chemistry, old-growth, global change
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OLD-GROWTH17 New room to grow: patterns of regeneration in an old-growth longleaf pine stand after fire re-introduction.
Pinus palustris, restoration, old-growth, prescribed fire
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OLD-GROWTH FOREST162 Surprisingly big changes in an old-growth Ohio beech-maple stand after 24 years.
Acer saccharum , Fagus grandifolia , Hueston woods, old-growth forest
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OLD-GROWTH FOREST31 Twenty years of landscape-level change in canopy species dominance in an old-growth mixed mesophytic forest.
old-growth forest, long-term dynamics, topographic distributions , regeneration patterns
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OLD-GROWTH FOREST Biogeochemical Edge Effects on Nitrogen and Carbon Retention in Fragmented Oldgrowth Forest.
old-growth forest, edge effects, biogeochemistry, microclimate
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OLD-GROWTH MIXED MESOPHYTIC FOREST Vegetation change in an old-growth eastern Kentucky forest: 1971-1999.
long-term vegetational change, old-growth mixed mesophytic forest, increasing importance of shade-tolerant mesophytes, oak mortality
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OLDFIELD Fifty years of woody succession at the landscape level: an aberrant case in South Carolina, USA.
oldfield, succession, landscape, restoration
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OMNIVOROUS FISH Omnivory and food web stability: exploring underlying mechanisms.
food web stability, omnivorous fish, trophic interactions, nutrient transport
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ON-LINE COURSES106 Education and outreach: Weed resources for the western United States.
education , on-line courses, distance learning
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ONE-SEED JUNIPER Conditional interactions between juniper and mistletoe mediated by shared avian frugivores: parasitism to potential mutualism.
mistletoe, one-seed juniper, seed dispersal, parasitism
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ONTOGENETIC NICHE SHIFTS Competition and coexistence in multiple life history stages.
competition, complex life cycles, ontogenetic niche shifts
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ONTOGENY41 Ecologically relevant chemistry is highly variable in a hybrid cottonwood system.
genetics, ontogeny, hybridization, Populus
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OPEN TOP CHAMBER Tundra carbon fluxes in response to experimental warming along moisture and climate gradients in Northern Alaska.
itex, open top chamber, experimental warming
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OPTIMAL DEFENSE THEORY52 Testing the optimal defense theory and the growth-differentiation balance hypotheseis in Arabidopsis thaliana.
Arabidopsis thaliana, optimal defense theory, growth-differentiation balance, induced defenses
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OPTIMAL FORAGING Graphical predation theory: Seed of a failed revolution or a delayed one?
isoclines, predation, stability, optimal foraging
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OPTIMAL LIFE-HISTORIES Masting by chance or necessity: the reproductive variability of plant populations in stochasitc environments .
proximate vs. ultimate explanation, optimal life-histories, population variability and synchrony, stochastic dynamic models
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OPTIMAL RESOURCE ALLOCATION Does NPP decline because of fundamental physiological constraints, or can intelligent carbon allocation sustain it?
age related decline in NPP, hydraulic limitation, sapwood respiration, optimal resource allocation
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OPTIMIZATION Species interactions in desert communities: Dynamics of resource supply and utilization .
rainfall patterns, optimization, plant functional types, desert
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ORAL HISTORY The renewal of indigenous storyscapes through oral history & plant knowledge.
indigenous knowledge, oral history, ecocultural restoration, native plants
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ORCHID61 Distribution, demography and mycorrhizal interactions of a terrestrial orchid across environmental gradients.
demography, distributions, mycorrhizae, orchid
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ORCHID MYCORRHIZA Orchid mycorrhizal diversity and tolerance of spatial and temporal habitat variation.
orchid mycorrhiza, fungal diversity, Goodyera pubescens, Liparis lilifolia
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ORDINATION Monitoring understory response to ecological restoration treatments in southwestern forests requires multiple years of data.
restoration, monitoring, vegetation, ordination
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ORDINATION How do short rotations and intensive management affect plant communities in pine plantations?
succession, sustainability, ordination, managed forests
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ORGANIC MANAGEMENT146 Below and above-ground weed community response to a long-term management and rotation experiment.
organic management, crop rotation, weed community, soil seed bank
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ORGANIC MATERIAL45 Re-vegetation technologies to restore degraded semi-arid rangelands in South Africa.
over-sowing, organic material, Digitaria eriantha, Chloris gayana
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ORGANIC SOILS111 Arboreal organic soils 50 m above the forest floor in coast redwood canopies.
organic soils, soil formation, Sequoia sempervirens
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ORGANIZATION A portable lidar system for rapid determination of forest canopy structure.
canopy, structure, three-dimensional, organization
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ORIBATIDS146 Response of soil microarthropods (Acari, Collembola) to two-age forest regeneration in the southern Appalachians.
forest harvesting, forest soils, oribatids, diversity
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ORINOCO LLANOS The flux of carbon due to land-use changes in the Orinoco savannas.
orinoco llanos, land-use changes, periodic inventories, carbon sink and source
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OUTBREAK Effects of aspen budbreak phenology and leaf chemistry on levels of defoliation during a forest tent caterpillar outbreak.
aspen, forest tent caterpillar, resistance, outbreak
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OUTBREAK29 Migratory band formation in the Mormon cricket.
Anabrus simplex, behavior, outbreak, migration
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OUTBREEDING DEPRESSION42 Fragmented Populations of Opuntia streptacantha (Cactaceae) .
Opuntia streptacantha , outbreeding depression, sexual incompatibility, habitat fragmentation
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OUTREACH Learning by doing: Ecological restoration education and outreach at Northern Arizona University.
outreach, education, collaboration, literacy
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OUTREACH159 Integrating student observations into ecological lessons.
science education, marine science, student observations, outreach
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OUTREACH Outreach and continuing education courses to involve new restoration ecology stakeholders.
restoration, continuing education, outreach, urban ecology
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OUTREACH105 Outreach by Hampton University students sponsored by SEEDS.
SEEDS, outreach, education, Hampton University
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OVER-SOWING45 Re-vegetation technologies to restore degraded semi-arid rangelands in South Africa.
over-sowing, organic material, Digitaria eriantha, Chloris gayana
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OVERFLOW CHANNEL MANAGEMENT64 An appraisal of nesting song bird habitat, Coyote Creek Riparian Station, 1994-1998.
riparian restoration, overflow channel management, geothlypis trichas sinuosa, melospiza melodia santaecrucis
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OVERGROWTH COMPETITION Overgrowth competition and sex ratio dynamics using a spatially explicit sub-indiviual-based (SESUB) model.
overgrowth competition, sub-individual-based (SESUB) model, sex-ratio dynamics, metapopulation
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OVERSTORY151 Influence of forest canopy on microclimate, growth and quality of a cool-season perennial grass.
silvopastoral, Dactylis glomerata, overstory, shade
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OVERSTORY-UNDERSTORY INTERACTIONS133 Hydraulic lift: Evidence of soil moisture redistribution by Prosopis glanduosa in a semi-arid savanna parkland in southern Texas.
argillic horizon, competition, facilitation, overstory-understory interactions
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OVERSTORY-UNDERSTORY INTERACTIONS129 Edaphic influences on woody plant facilitation and competition in a subtropical savanna.
plant/soil water relations, photosynthesis, argillic horizon, overstory-understory interactions
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OVERWINTER37 Effect of larval size on overwinter survival and emerging adult size in a burying beetle.
body size, mortality, population dynamics, overwinter
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OVERWINTERING HABITAT144 Source-sink dynamics of an arthropod predator in a heterogeneous environment: The role of spatial refuges.
source/sink dynamics, overwintering habitat, Pardosa littoralis
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OVERYIELDING115 Diversity effects on productivity in different environments: Experiments using communities of annual plants.
species diversity, productivity, overyielding, sampling effect
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OVIPOSITION Effects of resources and risk on reproductive habitat selection in aquatic organisms.
habitat selection, oviposition, predation, metacommunity
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OVIPOSITION The effects of variation in predator density on anuran oviposition and larval performance.
oviposition, predation, anuran, larval performance
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OVIPOSITION Interactive effects of movement and oviposition preference on egg distribution of a chrysomelid beetle .
oviposition, egg distribution, herbivorous insects, random walk
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OVIPOSITION Effect of oviposition site choice on anuran performance.
oviposition, environmental effects, offspring performance, Rana
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OVIPOSITION Effects of habitat heterogeneity on oviposition preferences of the endangered Karner blue butterfly.
Lycaeides melissa samuelis, oviposition, habitat heterogeniety, Lepidoptera
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OXIDATION153 Methane oxidation in successional and agricultural ecosystems: Effects of nitrogen, soil disturbance, and precipitation.
methane, oxidation, arable soils, greebhouse gases
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OYSTER REEF HABITAT The challenge of scaling restoration projects to achieve quantitative benefits.
restoration scaling, oyster reef habitat, restoration prediction
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OZONE75 Changes in insect herbivore communities along an ozone and nitrogen deposition gradient in the San Bernardino Mountains.
nitrogen deposition, ozone, insect herbivore community, mixed conifer forest
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OZONE DEPLETION The effects of solar UV-B on growth and phenylpropanoids of Deschampsia antarctica.
Deschampsia antarctica, ozone depletion , ultraviolet-B, Antarctica
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OZONE DEPLETION29 Plant responses to four levels of sub-ambient UV-B radiation: investigating the saturation hypothesis.
ultraviolet-B radiation, ozone depletion, leaf screening, growth response
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OZONE HOLE51 UV-B affects decomposition and decomposers in a native ecosystem in Tierra del Fuego, Argentina.
ultraviolet-B radiation, ozone hole, decomposition process, Gunnera magellanica
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