Rangeland Ecology & Management
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- Library Collection RecordIn this study, Smith and Kadlec determined the effects of grazing and fire separately, and in combination, on a Utah freshwater salt marsh. Marsh standing crop increased or decreased in response to…Publication Date 1969
- Distichlis spicata
- herbivory
- primary production
- Typha
- Utah
- wetlands
- fire
- nutritive quality
- Scirpus lacustris
- Scirpus maritimus
- Library Collection RecordAlthough biomass of cattail (Typha latifolia) was different among playas, there was no difference in biomass between exclosed and unexclosed quadrants in playas of Texas. Herbivory, therefore, does…Publication Date 1969
- herbivory
- Texas
- common cattail
- playa wetlands
- Typha latifolia
- Library Collection RecordThis study assessed effects of voles (Microtus) on nitrogen dynamics using exclosures in two riparian meadows (Crystal Bench and Blacktail Deer Creek), in Yellowstone National Park. Results showed…Publication Date 1969
- herbivory
- legumes
- voles
- Microtus
- mineralization
- nitrogen
- plant litter
- soil organic matter
- Trifolium
- nitrogen cycling
- potentially mineralizable
- riparian
- Yellowstone National Park
- Library Collection RecordThe authors present data on the effects of elk (Cervus elaphus) herbivory on grassland species composition, biomass production, and forage quality, and to document any changes in ungulate-grassland…Publication Date 1969
- Cervus elaphus
- grazing
- grasslands
- herbivory
- elk
- fire effects
- forage quality
- ungulate winter range
- Yellowstone National Park
- Library Collection RecordThis review looks at diet selection in grouse and waterfowl in the context of their herbivorous diets and discusses adaptations to herbivory in these groups. Grouse eat plant foods containing lower…Publication Date 1969
- grouse
- waterfowl
- herbivory
- nutrition
- digestion
- Library Collection RecordThe interactions between most herbivores and their hosts are usually considered the result of a long coevolutionary process. Current theory states that most plants respond to herbivory by producing…Publication Date 1969
- herbivory
- nutrients
- Growth Responses
- plant chemistry
- Plant Productivity
- plant-herbivore interactions
- Library Collection RecordWhen herbivores preferentially feed on early successional species they may generate conditions favorable for these species and thus create a positive feedback. Positive feedbacks may create multiple…Publication Date 1969
- foraging
- grasslands
- herbivory
- alternate stable states
- disturbance
- herbivore population dynamics
- multiple stable state
- pocket gophers
- spatial structure
- succession
- Thomomys bottae
- Library Collection RecordThis study compared the growth, phenology, and leaf demography of partly defoliated, connected shoots with that of partly defoliated, severed shoots in four old-field perennials (Solidago canadensis…Publication Date 1969
- herbivory
- compensation
- Aster lanceolatus
- donal integration
- Solidago spp.
- Library Collection RecordQuercus buckleyi acorn predation and seedling establishment and survival were measured by Russell and Fowler, on sites with or without deer (Odocoileus virginianus) browsing and Juniperus ashei…Publication Date 1969
- Odocoileus virginianus
- population dynamics
- herbivory
- woodlands
- facilitation
- Quercus buckleyi
- white-tailed deer
- Library Collection RecordThe effects of moose and snowshoe hare browsing on root production, growth and survival in Alaskan forests dominated by willows (Salix spp.) was measured in this study. Aboveground herbivory…Publication Date 1969
- browsing
- herbivory
- longevity
- production
- Alaska
- fine roots
- nutrient cycling
- turnover
- Library Collection RecordIn this review, Rosenthal and Kotanen examine the major factors that affect plant tolerance to both insect and vertebrate herbivory, and summarizes some developing ideas about the adaptive…Publication Date 1969
- herbivory
- tolerance
- growth rate
- nutrient uptake
- allocation patterns
- defense
- plant-animal interactions
- resistance
- storage capacity
- Library Collection RecordRipple and Beschta used historic data, photo records, and current vegetation measurements to determine the impacts of elk (Cervus elaphus) herbivory on willows (Salix spp.) before the extirpation of…Publication Date 1969
- Cervus elaphus
- herbivory
- elk
- predation risk
- Salix spp.
- trophic cascades
- willows
- Library Collection RecordReader determined plant mortality caused by herbivory and competition for three plant species (Medicago lupulina, Centaurea nigra, Taraxacum officinale), by excluding herbivores and removing…Publication Date 1969
- Medicago lupulina
- Taraxacum officinale
- Plant performance
- herbivory
- Centaurea nigra
- competition
- neighbor removal
- Library Collection RecordAuthors measured clipping effects on plant growth and nitrogen accumulation of Agropyron smithii plants, that were grown with an A. smithii or Artemisia frigida neighbor, in greenhouse pots with…Publication Date 1969
- Agropyron smithii
- herbivory
- primary production
- Artemisia frigida
- Cynomys ludovicianus
- Fringed Sagewort
- nitrogen accumulation
- prairie dog colonies
- western wheatgrass
- Library Collection RecordPastor and Naiman suggest that selective foraging alters feedbacks between plants and decomposers and between plants and herbivores. Plants that produce easily decomposable litter are also heavily…Publication Date 1969
- herbivory
- productivity
- herbivores
- feedback
- nutrient cycles
- selective foraging
- Library Collection RecordPastor et al. studied the effect of moose (Alces alces) browsing on the nutrient cycles of boreal forests using three, 40-year old exclosures on Isle Royale, Michigan. Soil nutrient availability and…Publication Date 1969
- moose
- boreal forests
- Food webs
- herbivory
- nitrogen mineralization
- Alces alces
- exclosures
- nitrogen cycling
- Library Collection RecordThis article explores the effect of herbivores on ecosystem nutrient and energy flow in a boreal regions, given the assumption that plant species differ in herbivore preference, nutrient uptake rates…Publication Date 1969
- herbivory
- biochemical variability
- boreal regions
- decomposition rates
- ecosystem models
- Growth Rates
- nutrient content
- nutrient cycling
- preferred plant food sources
- Library Collection RecordBrowsing by moose (Alces alces) influences both the plant species present in the forest and the properties of the soil. Interactions between moose and the forest provide an example of how herbivores…Publication Date 1969
- moose
- browsing
- herbivory
- Alces alces
- Boreal Forest
- soil microbes
- Library Collection RecordParamenter et al. examined the impact of long-tailed vole (Microtus longicaudus) and deer mouse (Peromyscus maniculatus) population changes and feeding behavior on shrub populations, and the…Publication Date 1969
- herbivory
- rodents
- Artemisia tridentata
- big sagebrush
- deer mouse
- long-tailed vole
- microtus longicaudus
- Peromyscus maniculatus
- Library Collection RecordWhile herbivory probably is a natural part of all terrestrial ecosystems, livestock herbivory is not a natural part of California natural ecosystems. Livestock behavior does not mimic that of either…Publication Date 1969
- herbivory
- ungulates
- plant communities
- California
- alien livestock
- livestock impacts
- mammalian herbivores
- natural ecosystems
- species composition
- Library Collection RecordPlants of scarlet gilia, Ipomopsis aggregata, are exposed to high levels of mammalian herbivory (by mule deer, Odocoileus hemionus, and elk, Cervus elaphus) early in the season, before flowering.…Publication Date 1969
- browsing
- compensatory growth
- mule deer
- Odocoileus hemionus
- Cervus elaphus
- herbivory
- elk
- Ipomopsis aggregata
- scarlet gilia
- Library Collection RecordHerbivores are generally thought to enhance plant diversity by their direct consumption of competitively dominant plant species and indirect effects on plants competition. Consequently, management…Publication Date 1969
- herbivory
- biodiversity
- grasslands
- extinction dynamics
- habitat scales
- local plant colonization
- spatial scales
- temporal scales
- Library Collection RecordThe purpose of this study was to test the hypothesis that emergent plant communities, at Marsh Island, Louisiana, were unaffected by weir management. Although weir management may affect other…Publication Date 1969
- herbivory
- Louisiana
- brackish marsh
- estuary
- marsh management
- Library Collection RecordThis case study in Utah was conducted to determine the location and extent of big-game damage to agriculture. Results of this study indicate that losses involve more than the feed or crops consumed…Publication Date 1969
- Utah
- grazing
- herbivory
- big-game animals
- damage costs
- damage to agriculture
- Domestic Livestock
- private land
- Library Collection RecordIn the Yukon, a study of snowshoe hares, Lepus americanus, showed that they produced more pellets on plots with more fertilizer, than on plots with less fertilizer. Snowshoe hares also produced more…Publication Date 1969
- herbivory
- grazing
- pellets
- Arctic ground squirrel
- Lepus americanus
- nitrogen fertilization
- snowshoe hare
- Spermophilus parryi
- Library Collection RecordAnimals continue to play major ecological roles that go beyond their immediate requirements for food or habitat. In many cases, they are responsible for biogeochemical, successional, and landscape…Publication Date 1969
- herbivory
- Trophic levels
- animal population cycles
- community structure
- ecosystem
- successional pathways
- Library Collection RecordThe impacts of redhead (Aythya americana) grazing in the shoalgrass (Halodule wrightii) habitat, of the Laguna Madre in Texas, were measured in this study. Redhead grazing did not affect root…Publication Date 1969
- Texas
- herbivory
- Aythya americana
- Halodule wrightii
- Laguna Madre
- redhead
- shoalgrass
- Library Collection RecordMilchunas and Noy-Meir developed a conceptual framework of external plant avoidances to herbivory, based on foraging selection impedances (associational avoidances), behavioral impedances (indirect…Publication Date 1969
- tolerance
- herbivory
- avoidance
- forage selection
- plant-herbivore interactions
- refuges
- Library Collection RecordIn Colorado, Milchunas et al. assessed the effects of 45 years of controlled, heavy grazing by cattle and grazing exclosures on the basal cover and density of species in plant communities along…Publication Date 1969
- herbivory
- landscape
- catena
- community structure
- disturbance
- evolutionary history
- shortgrass steppe
- Library Collection RecordIn the shortgrass steppe of Colorado, authors made comparisons of vegetation and species composition between grazed sites and geologic refuge sites, that were located in ravines and not exposed to…Publication Date 1969
- herbivory
- drought
- livestock grazing
- rare species
- refugia
- relict
- rock bluffs and outcrops
- Library Collection RecordMultiple regression analyses were performed on worldwide 236-site data set compiled from studies that compared species composition, aboveground net primary production (ANPP), root biomass, and soil…Publication Date 1969
- herbivory
- soil organic matter
- abiotic controls
- aboveground net primary production
- dominant species and growth forms
- evolutionary history of grazing
- grazing intensity and duration
- rangeland condition and trend
- root mass vs. grazing
- shrub invasion
- species composition
- Library Collection RecordMerrill and Colberg measured the effects of simulated flooding, clipping, and dung addition on tufted hairgrass (Deschampsia caespitosa) in a greenhouse. Root biomass was reduced while above-ground…Publication Date 1969
- flooding
- herbivory
- Deschampsia caespitosa
- nitrogen dynamics
- tufted hairgrass
- wet meadows
- Library Collection RecordMcNaughton wrote this article in response to Belsky's (1986) paper titled, "Does herbivory benefit plants?" since he felt that she developed an argument that is neither internally…Publication Date 1969
- herbivory
- grazing
- Plant fitness
- plant-herbivore relations
- Library Collection RecordIn this Yukon study, McIntire and Hik looked at an alpine herbivory gradient established by collared pikas (Ochotona collaris), a small central foraging lagomorph, to examine the effects of multiple…Publication Date 1969
- herbivory
- collared pikas
- grazing history
- net above-ground primary production
- Ochotona collaris
- Yukon
- Library Collection RecordMcInnes et al. examined the influence of moose (Alces alces) on aboveground biomass, production, and annual litterfall using four moose exclosures and paired browsing plots on Isle Royale, Michigan…Publication Date 1969
- moose
- biomass
- browsing
- herbivory
- production
- ungulates
- Alces alces
- Boreal Forest
- litter
- Library Collection RecordMcAuliffe studied the factors limiting seedling establishment of a common Sonoran Desert tree, Cercidium microphyllum, at three sites in bajada habitat in Arizona and Mexico. Distribution patterns…Publication Date 1969
- herbivory
- Cercidium microphyllum
- perennial ground cover
- seedling distribution
- seedling mortality
- Library Collection RecordIn order to determine whether developmentally sequestered mutations could be released by herbivory (i.e., meristem destruction), a characterized genetic mosaic was subjected to simulated herbivory.…Publication Date 1969
- herbivory
- Nicotiana sylvestris
- cell fate
- mutational loading
- periclinal chimeras
- plant evolution
- Library Collection RecordTo determine how a migrating caribou (Rangifer tarandus) herd influences plant community and productivity of summer range, authors compared grazed (in previous years) and ungrazed sites on two plant…Publication Date 1969
- Caribou
- herbivory
- overgrazing
- plant-animal interaction
- Rangifer tarandus
- ungulate
- Library Collection RecordUsing a simple optimization model, Lundberg and Astrom analyzed whether low nutritive quality in terms of low nutrient concentration can be a profitable anti-herbivory strategy for plants. Contrary…Publication Date 1969
- herbivory
- biomass
- food-plant selection
- low nutritive quality
- optimization model
- Library Collection RecordIn Sanicula arctopoides, a perennial monocarp, removal of umbels, both naturally by deer (Odocoileus hemionus) and by artificial clipping early in the flowering season in California, led to no loss…Publication Date 1969
- compensation
- herbivory
- Odocoileus hemionus
- seed production
- umbels
- black-tailed deer
- plant-herbivore interactions
- Sanicula arctopoides
- seed/fruit abortion
- Library Collection RecordOf the six Wyoming relict sites with historic vegetation data, three lie in Hot Springs County. In the summer of 1997, the University of Wyoming team located and photographed the sites, conducted…Publication Date 1969
- grazing
- herbivory
- Leafy spurge
- bison
- cattle
- big sagebrush
- bluebunch wheatgrass
- cheatgrass
- downy brome
- inventory
- relict sites
- threadleaf sedge
- Library Collection RecordKielland et al. examined the effect of winter browsing by moose (Alces alces) and snowshoe hare (Lepus americanus) on primary succession of willow (Salix sp.) and alder (Alnus tenuifolia) communities…Publication Date 1969
- Alaska
- moose
- respiration
- herbivory
- Alces alces
- Lepus americanus
- snowshoe hare
- soil carbon
- winter browsing
- Library Collection RecordIn New Mexico, Kerley et al. studied the effects of cattle browsing on the flowers of the soaptree (Yucca elata), and measured inflorescence consumption and population structure in six populations…Publication Date 1969
- herbivory
- cattle
- biodiversity
- nutritional value of inflorescences
- soaptree
- Yucca elata
- Library Collection RecordMechanical abrasion of cotyledons induced resistance to spider mites (Tetranychus urticae) in cotton plants in four of six replicates. Mite population growth was reduced on plants that had either…Publication Date 1969
- Cotton
- herbivory
- Induced resistance
- Spider mites
- abrasion
- secondary chemicals
- Tetranychus spp.
- Library Collection RecordJohnson-Nistler et al. measured the effects of black-tailed prairie dog (Cynomys ludovicianus) colonies on native range vegetation, in the mixed grass prairie of northeastern Montana. Plant biomass…Publication Date 1969
- vegetation
- nutrition
- herbivory
- black-tailed prairie dog
- Cynomys ludovicianus
- Library Collection RecordJefferies et al. state that there is little evidence that across northern ecosystems herbivores do influence plant species assemblages in the different communities in the long-term, or alter the…Publication Date 1969
- plant response
- herbivory
- plant succession
- forage species
- northern plant communities
- nutrient cycling
- Library Collection RecordHuntly tested the effects of pikas (Ochotona princeps) on talus-border vegetation by excluding pikas from small plots at several distances from talus on a site in Colorado. Vegetational cover and…Publication Date 1969
- grazing
- herbivory
- plant competition
- cushion plants
- Ochotona princeps
- perturbation experiment
- pikas
- plant community
- predation gradient
- refuging consumer
- sub-alpine meadow
- Library Collection RecordHuff and Varley review the information on the subject of natural regeneration in Yellowstone National Park's northern range. The greatest concern to park managers and their critics over recent…Publication Date 1969
- carrying capacity
- overpopulation
- range management
- wildlife management
- herbivory
- elk
- National Park Service
- natural process management
- natural regulation
- policy
- Yellowstone National Park
- Library Collection RecordHolland and Detling examined plant responses to herbivory and links to belowground nitrogen cycling at Wind Cave National Park, South Dakota. In laboratory tests, net nitrogen mineralization was…Publication Date 1969
- herbivory
- roots
- nitrogen cycling
- plant carbon allocation
- plant ecophysiology
- soil ecology
- Wind Cave National Park
- Library Collection RecordHobbs et al. hypothesized that grazing by large herbivores results in conservation of nitrogen that would otherwise be lost from burned grasslands. They tested this hypothesis in a series of…Publication Date 1969
- burning
- cattle
- grazing
- herbivory
- fire
- nitrogen budgets
- nutrient cycling
- patch dynamics
- spatial variation