Rangeland Ecology & Management
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- Library Collection RecordThe gaming theory is used to model outcomes of grassland use for grazing by cooperative farmers and non-cooperating farmers. Models account for grassland dynamics and assume each farmer maximizes…Publication Date 1969
- Common property
- grasslands
- Common pool resources
- complex ecosystem dynamics
- differential games
- multiple equilibria
- Library Collection RecordThe effects of simulated grazing on concentrations of N, P, and total suspended solids (TSS) in runoff from fescue dominated pastures were measured at the University of Kentucky Maine Chance…Publication Date 1969
- runoff
- nutrients
- cattle
- forage
- manure
- Rainfall Simulator
- Library Collection RecordThis scientific opinion paper focuses on the weaknesses of recent studies out at La Perouse Bay on the coast of Hudson Bay that have examined the effect of Lesser Snow Geese grazing on net above-…Publication Date 1969
- geese
- grazing
- forage
- net-above ground primary production (NAPP)
- nutrient cycling
- succession
- Library Collection RecordThe effects of cattle grazing on soil moisture were determined during this two year study conducted on five sites: three sites under forage (one on reclaimed mine lands), and two sites under pasture…Publication Date 1969
- forage
- grazing
- water retention
- runoff
- pasture
- total soil water
- Library Collection RecordPlant species richness and the proportion of native species in a complex of adjacent serpentine and nonserpentine meadows was examined in northern Napa and southern Lake counties in California.…Publication Date 1969
- plants
- grasslands
- diversity
- invasion
- serpentine
- Library Collection RecordThis study in the Southern Great Plains looked at grazing duration effects on winter wheat (Triticum aestivum) and grain yield. Growth and grain yield responses to grazing duration were…Publication Date 1969
- defoliation
- grazing management
- tillering
- forage
- leaf area index
- biomass
- winter wheat
- Triticum aestivum
- ground cover
- heading date
- Library Collection RecordThe total biomass response of Stipa occidentalis to elevated CO2 was similar (averaging 18% increase in biomass) to the response found for other grassland species. However, the increase in total…Publication Date 1969
- grazing
- herbivory
- grasslands
- CO2 enrichment
- global change
- Stipa occidentalis
- Yellowstone National Park
- Library Collection RecordAuthor measured the effects of different frequencies and intensities of defoliation on rough fescue and parry oat grass regrowth and yield. Rough fescue yield declined as clipping frequency…Publication Date 1969
- grasslands
- plant production
- clipping height
- clipping interval
- danthonia parryi
- Festuca scabrella
- Harvest
- simulated grazing
- Library Collection RecordWeiss examined the role of livestock in maintaining nutrient-poor serpentine soil grasslands in California as suitable habitat for the threatened bay checkerspot butterfly (Euphydryas cditya baycnsis…Publication Date 1969
- nitrogen
- grasslands
- grazing
- butterfly populations
- plant growth
- Library Collection RecordThis article reviews evidence for the contention that chronic high densities of white-tailed deer are having multiple and substantial, deleterious ecological impacts across many regions. Deer have…Publication Date 1969
- Odocoileus virginianus
- forage
- Eastern United States
- habitat
- white-tailed deer
- Library Collection RecordObservations of cattle grazing pinegrass (Calamagrostis rubescens) indicated that in addition to cropping, pinegrass tillers were pulled up. The objective of this study in British Columbia was to…Publication Date 1969
- grazing
- forage
- Calamagrostis rubescens
- grass
- Herbage Removal
- pinegrass
- tillers
- 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 RecordShariff et al. examined the impact of moderate and heavy grazing on above-ground net primary productivity (ANPP), growing season root productivity (GSRP), and plant nitrogen in the grasslands of…Publication Date 1969
- grazing
- productivity
- grasslands
- grazing intensity
- Nitrogen Uptake
- 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 RecordSandoval et al. studied the dietary similarities between elk and mule deer on the Los Alamos National Laboratory in New Mexico. Dietary overlap between elk and mule deer, over the life of the study…Publication Date 1969
- rangelands
- forage
- wildlife
- grazing
- competition
- Library Collection RecordPolley and Detling examined the effects of defoliation on growth and nitrogen nutrition in populations of Agropyron smithii (western wheatgrass) collected from a heavily grazed black-tailed prairie…Publication Date 1969
- defoliation
- grasslands
- biomass production
- nitrogen accumulation
- prairie dog colonies
- Library Collection RecordPlatts and Nelson examined the effects of a rest-rotation grazing system versus complete rest on streams that had experienced wildlife use exclusively, in the previous 20 years, as well as streams…Publication Date 1969
- forage
- watersheds
- livestock
- rest-rotation grazing
- stream-bank alteration
- stream-side meadows
- Library Collection RecordThis review paper tracks Idaho's rangeland livestock-fishery resources from their historic development to the future, and discusses the importance of managing rangelands to produce the optimum…Publication Date 1969
- management
- forage
- livestock
- grazing
- fisheries resource
- Idaho rangelands
- riparian degradation
- 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 RecordA study in Denali National Park, Alaska, studied bark stripping by moose (Alces alces) in order to determine the proportion of bark in their diet, what conditions induce bark stripping, and assess…Publication Date 1969
- moose
- Populus tremuloides
- White spruce
- Picea glauca
- forage
- Alces alces
- aspen-spruce communities
- bark stripping
- Denali National Park
- quaking aspen
- Salix sp.
- willows
- Library Collection RecordThis study took place in one well developed stand of riparian trees and shrubs that appeared to be even-aged along the San Juan River near Chinle Wash in southern Utah. The purpose of the study was…Publication Date 1969
- beavers
- forage
- cottonwoods
- Populus fremontii
- Castor canadensis
- central place foraging theory
- Selective Feeding
- Library Collection RecordThe Aspen Parkland of western Canada constitutes a major portion of the agricultural areas of Manitoba, Saskatchewan, and Alberta, with 86% of the forage production and 66% of the beef cattle herd.…Publication Date 1969
- forage
- research
- aspen parkland
- pasture
- Review
- Library Collection RecordIn Alberta, Mapfumo et al. quantified soil water patterns from grazed and ungrazed perennial and annual forages and to evaluate the ability of Versatile Soil Moisture Budget (VB2000) model to…Publication Date 1969
- evapotranspiration
- forage
- Alberta
- model calibration
- model evaluation
- versatile soil moisture budget model
- Library Collection RecordLoft et al. found that cattle can have an affect on mule deer habitat selection when forage quality and quantity are low in the late summer. Moderate to heavy cattle grazing seemed to push mule deer…Publication Date 1969
- forage
- fitness
- habitat shift
- optimal growth
- Library Collection RecordHughes examined four allotments that had been grazed consistently for 20 years in Arizona, under a rest-rotation grazing regime. The study data demonstrates that utilization levels play a role in…Publication Date 1969
- utilization
- forage
- desert grasslands
- Key Species
- rest-rotation grazing
- Library Collection RecordGrazing is needed for the maintenance of a grassland system. Hill notes that altering the well-documented relationship between producer and consumer (grass and herbivore) seems unwise. Removing…Publication Date 1969
- grazing
- herbivores
- grasslands
- management
- biological diversity
- policy
- Library Collection RecordHarrison et al. studied the effects of livestock grazing and fire in a mosaic of serpentine and nonserpentine soils in California, where most grasslands are dominated by exotic annuals and serpentine…Publication Date 1969
- grasslands
- grazing
- diversity
- exotic species
- fire
- invasion
- serpentine
- species richness
- Library Collection RecordThis study in Quebec compared the effect of Scirpus americanus rhizome removal by greater snow geese (Chen caerulescens atlantica) inside and outside two tidal-marsh sanctuaries. In autumn, geese…Publication Date 1969
- forage
- below-ground biomass
- Chen caerulescens atlantica
- greater snow geese
- net above-ground primary production (NAPP)
- Scirpus americanus
- tidal marshes
- Library Collection RecordGillis addresses the issue of stocking rate on western public rangelands. Many groups argue that chomping cattle are the scourge of western ranges and that grazing has been the major force…Publication Date 1969
- cows
- forage
- management
- cheatgrass invasion
- grazing fees
- plant community
- riparian degradation
- western U.S. rangelands
- Library Collection RecordA study to examine the runoff and sediment yields of annual and perennial forages under grazing in central Alberta was initiated in 1994. Total runoff was low but dominated by snowmelt. Total…Publication Date 1969
- forage
- soil erosion
- sustainability
- grazing
- rainfall simulation
- sediment yield
- Library Collection RecordThis study was designed to evaluate vegetation standing crop biomass and species composition at varying distances from water on 2 upland sandy ranges in different ecological conditions, in the…Publication Date 1969
- grazing management
- forage
- stocking rate
- range condition
- rangeland
- Library Collection RecordIn this study, Frank and McNaughton tested the theory that herbivory would stimulate above-ground production by measuring the effects of elk (Cervus elaphus) and bison (Bison bison) grazing on plant…Publication Date 1969
- herbivory
- primary production
- grasslands
- Cervus elaphus
- bison
- Bison bison
- elk
- Yellowstone National Park
- Library Collection RecordFrank et al. determined how nitrogen (N) cycling in Yellowstone National Park related to topography and ungulate use. As found in previous grassland studies, the N mineralization rates in…Publication Date 1969
- grasslands
- herbivory
- nitrogen cycling
- Yellowstone National Park
- Library Collection RecordMass migration of Yellowstone's ungulates is, not only a critical step to enhance their nutritional quality, but also a key factor in the nutrient cycle of the Park's grass and shrublands…Publication Date 1969
- diet
- forage
- herbivory
- migration
- nitrogen
- ungulates
- Bison bison
- elk
- Yellowstone National Park
- Library Collection RecordThis article reviews the previous discussions regarding the bison migration/non-migration controversy. One hypothesis is that bison herds migrated regularly between woodland and grassland…Publication Date 1969
- bison
- grasslands
- bison movements
- foraging strategy
- Great Plains
- habitat
- human-bison ecological relationship
- woodland environments
- Library Collection RecordThis article supports the belief that overcompensation of total primary production can occur in plant populations and communities subjected to grazing. However, it is noted that whether or not this…Publication Date 1969
- compensation
- grazing
- grasslands
- primary production
- rangelands
- herbivory
- herbivore optimization theory
- overcompensation
- Library Collection RecordThis review looks at current management of western rangelands and notes that in most western states, big game and livestock competition is a subject of long-standing controversy. In Montana, the…Publication Date 1969
- monitoring
- forage
- elk
- elk management plan
- modern wildlife management
- private land
- public land
- western rangelands
- Library Collection RecordIn this conceptual model of the grazing process, cattle quickly explore a new pasture and develop a map-like presentation of the spatial relationships among patches. The idea of manipulating cattle…Publication Date 1969
- cattle
- distribution
- forage
- grazing pathway
- grazing process
- model
- Library Collection RecordIn this review, Alverson et al. looked at exclosure and population studies that revealed past and current white-tailed deer densities, as low as 4 deer/km2, may prevent regeneration of the once…Publication Date 1969
- Odocoileus virginianus
- herbivory
- forage
- deer densities
- edge habitat
- habitat fragmentation
- timber cutting
- white-tailed deer
- Woody Species
- Library Collection RecordOver the past dozen years, the population of bison (Bison bison) on the northern winter range of Yellowstone National Park has expanded from the traditional core along the lower Lamar River, occupied…Publication Date 1969
- bison
- distribution
- group size
- forage
- Bison bison
- population counts
- range expansion
- Yellowstone National Park