Rangeland Ecology & Management
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- Library Collection RecordThe Goodwin Creek Experimental Watershed in northern Mississippi was used to investigate how switching from cultivated land to non-cultivated land, including pastures, alters the amount and rate of…Publication Date 1969
- erosion
- land use
- rainfall
- runoff
- sediment transport
- Soil and Water Assessment Tool (SWAT model)
- watershed
- 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 progression of land use changes in El Dorado County, California from 1957 to 1997 was summarized by cataloging past and present land management practices in addition to associated political…Publication Date 1969
- land management
- land use
- ranching
- conservation
- hardwood rangeland
- political ecology
- Sierra Nevada
- Library Collection RecordA land-use plan and a soil conservation strategy for reducing catastrophic soil erosion in the central eastern area of Nigeria (05Ëš 38’, 7Ëš 07’ N; 06Ëš 36’, 8Ëš 30 Publication Date 1969
- erosion control
- land degradation
- land management
- land use
- Nigeria
- soil conservation
- soil erosion
- water conservation
- soil loss tolerance
- 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 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 RecordIn this Florida study, Steinman et al. used a recently established, replicated cattle ranch to investigate the effects of cattle grazing and pasture land use on invertebrate communities in seasonal…Publication Date 1969
- invertebrates
- nutrients
- land use
- cattle grazing
- Chironomids
- Florida wetlands
- Improved Pasture
- semi-native pasture
- 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 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 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 RecordIn this study, Martorell and Peters measured the impacts of human and livestock disturbance on Mammillaria pectinifera, a threatened Mexican globose cactus. In general, decreases in cactus…Publication Date 1969
- methods
- overgrazing
- land use
- land degradation
- density
- multimetric indices
- Library Collection RecordIntensive rotational grazing was used to see if it could be used as an alternative to costly buffer strips to restore streambanks following continuous grazing. The authors compared bank erosion,…Publication Date 1969
- erosion
- fish
- land use
- riparian vegetation
- streams
- buffer strips
- fish habitat
- index of biotic integrity
- intensive rotational 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 RecordA grazing gradient in Grand Staircase-Escalante National Monument, Utah was identified with field measurements and spectral mixture analysis (SMA) of remotely sensed hyperspectral imagery. Grazing…Publication Date 1969
- land degradation
- land use
- overgrazing
- rangelands
- grazing gradient
- hyperspectral
- imaging spectroscopy
- 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 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