Rangeland Ecology & Management
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- Library Collection RecordReduction of amphibian populations was investigated by looking at 40 ponds in the agricultural region of southeastern Minnesota, northeastern Iowa, and southwestern Wisconsin to determine what…Publication Date 1969
- agriculture
- fish
- landscape
- nitrogen
- water quality
- agricultural pond
- amphibian
- Driftless Area Ecoregion
- farm pond
- habitat management
- livestock grazing
- stock pond
- Library Collection RecordThe effects of grazing and drought on runoff, erosion, and nutrient transport were measured over three years with 12, 50 m² lysimeters on native grassland near Miles City, Montana on the Fort…Publication Date 1969
- erosion
- nutrient transport
- nitrogen
- phosphorus
- Great Plains
- lysimeter
- nutrient yield
- sediment yield
- Library Collection RecordThe effects of prescribed fire and livestock grazing on a semi-arid grassland community dominated by the non-native invasive grass, Lehman lovegrass (Eragrostis lehmanniana Nees) were evaluated at…Publication Date 1969
- Arizona
- prescribed burning
- species diversity
- Eragrostis lehmanniana
- invasive grasses
- Lehmann lovegrass
- livestock grazing
- native plants
- species richness
- Library Collection RecordIn a three year study, Gauthier et al. studied the response of sedges and grasses on Bylot Island to summer grazing by greater snow geese (Chen caerulescens atlantica). Study sites were selected on…Publication Date 1969
- nitrogen
- Arctic
- Dupontia fisheri
- Eriophorum scheuchzeri
- grass
- polygon fens
- Sedge
- Library Collection RecordMcClaren and Anable measured the changes in density of Lehmann lovegrass (Eragrostis lehmanniana) and native grasses, and the proportion of lovegrass present along a livestock grazing intensity…Publication Date 1969
- invasive species
- Arizona
- disturbance
- mesquite-grass savanna
- repeated measure analysis
- Library Collection RecordWood et al. measure infiltration and sediment production under two grazing techniques: 1, by doubling the stocking rate on rangeland fertilized by nitrogen, and 2) conventional stocking on…Publication Date 1969
- Bouteloua gracilis
- runoff
- nitrogen
- urea
- Infiltration Capacity
- Infiltrometer
- microtopography
- soil bulk density
- Library Collection RecordWood et al. sampled infiltration rates and runoff water quality on range units grazed by cattle under year-long continuous, seasonal continuous, or no grazing in Louisiana. There was no significant…Publication Date 1969
- nitrogen
- phosphorus
- grazing
- interrill erosion
- sediment loss
- Library Collection RecordLesser snow geese (Anser caerulescens caerulescens) graze heavily on the salt marshes at La Perouse Bay, Manitoba, causing severe vegetational damage in some areas, resulting in hypersaline soils…Publication Date 1969
- nitrogen
- salinity
- temperature
- grubbing
- Hudson Bay Lowlands
- lesser snow geese
- 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 RecordValone and Sauter looked at the effects of cattle exclusion, for over 20 years, from a shrub-dominated site to see how rodents and grass species would respond. The authors believe that high cattle…Publication Date 1969
- Arizona
- livestock
- overgrazing
- alternate stable state
- perennial grass
- time lag
- Library Collection RecordThe suitability of tall wheatgrass (Agropyron elongatum) as an early spring to late summer cattle forage was determined by exposing this plant to different clipping frequencies and measuring it'…Publication Date 1969
- Agropyron elongatum
- nitrogen
- potassium
- calcium
- magnesium
- grazing management
- forage yield
- phosphorous
- Library Collection RecordTurner et al. hypothesized that overcompensation most likely occurs in previously ungrazed tallgrass prairie as a result of stored photosynthate. In a 3-year experiment, the authors found that…Publication Date 1969
- history
- mowing
- nitrogen
- aboveground and belowground biomass
- cattle grazing
- defoliation intensity
- frequency
- Konza Prairie Research National Area
- maximization of production
- overcompensation
- tallgrass prairie
- Library Collection RecordThis study was conducted on two sites in Pennsylvania to measure NO3-N leaching loss from spring-, summer-, and fall-applied urine and summer applied feces beneath N-fertilized orchardgrass (Dactyls…Publication Date 1969
- nitrogen
- urine
- feces
- Dactyls glomerata
- management intensive grazing
- NO3-N leaching
- northeast United States
- orchardgrass
- soil water storage capacity
- Library Collection RecordSteinauer and Collins examined the influence of one and two applications of simulated bovine urine on vegetation structure on tallgrass prairie either every 2 or 4 years at Konza Prairie Research…Publication Date 1969
- nitrogen
- alpha diversity
- beta diversity
- clipping
- sandhills prairie
- simulated bovine urine
- tallgrass prairie
- 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 RecordFollowing 40 years of rest, Wyoming mixed grass prairie grazed at light and heavy intensities for 12 years had significantly greater carbon and nitrogen in the root zone of the soil profile than an…Publication Date 1969
- carbon
- nitrogen
- rangelands
- C and N balance
- mixed-grass prairie
- Library Collection RecordThe effects of elk (Cervus elaphus) browsing on plant growth and nitrogen (N) cycling were measured in short willow and tall willow (Salix spp.), aspen (Populus tremuloides), and upland grass/shrub…Publication Date 1969
- Cervus elaphus
- mineralization
- nitrogen
- overgrazing
- plant production
- willow
- elk
- elk herbivory
- overabundance
- Rocky Mountain National Park
- Salix spp.
- Library Collection RecordNitrogen losses and cycling due to goose (Chen caerulescens caerulescens) grazing and fecal deposition were measured by Ruess et al, on the La Perouse Bay, where large flocks of geese graze each year…Publication Date 1969
- nitrogen
- Ammonia Volatilization
- Chen caerulescens caerulescens
- forage quality
- lesser snow goose
- nutrient cycling
- Library Collection RecordThis study was initiated to determine if herbivores increase or decrease the rate of nutrient cycling in oak savanna plant communities. Plant communities inside of exclosures had more above-ground…Publication Date 1969
- legumes
- herbivores
- nitrogen
- plants
- positive feedback
- savanna
- Library Collection RecordRatliff and Westfall examined the responses of Nebraska sedge (Carex nebraskensis) to protection and grazing. The study took place in Tule Meadow, in the Sierra National Forest, California where…Publication Date 1969
- grazing
- protection
- nitrogen
- carex nebraskensis
- clipping
- forage species
- phosphorous
- shoot density
- shoot frequency
- Library Collection RecordRaillard and Svoboda investigated the clipping on a natural stand of Carex aquatilis var. stans in Sverdrup Pass, Ellesmere Island, in the province of Nunavut, Canada. The authors subjected plots of…Publication Date 1969
- carbon
- nitrogen
- biomass production
- C/N ratio
- net primary production
- simulated grazing
- Library Collection RecordPolley and Detling collected western wheatgrass (Agropyron smithii) from a heavily grazed area in South Dakota, colonized by black-tailed prairie dogs (Cynomys ludovicianus), and from an adjacent…Publication Date 1969
- Agropyron smithii
- nitrogen
- biomass yield
- black-tailed prairie dog
- Cynomys ludovicianus
- western wheatgrass
- Library Collection RecordIn this study, Phillips et al. determined the affects of short-duration, high intensity grazing, during different grazing intervals, on the nitrogen (N), phosphorous (P), and in-vitrodry- matter…Publication Date 1969
- nitrogen
- Carex aquatilis
- in-vitro dry-matter digestibility
- phosphorous
- planeleaf willow
- salix planifolia
- water sedge
- Library Collection RecordNitrogen and phosphorous losses from manure and fertilizers were modeled for dairy farms, with different stocking densities and fertilizer rates, to determine combinations that could reduce water…Publication Date 1969
- stocking density
- nitrogen
- economics
- manure
- nutrient losses
- phosphorous
- Library Collection RecordNeff et al. studied three sites (one that was never grazed and two that were historically grazed), in southwestern Utah. Their results show that erosion of nutrient-rich soil fine materials results…Publication Date 1969
- carbon
- erosion
- grazing
- nitrogen
- phosphorus
- soil
- Utah
- Arid
- desert
- soil crust
- Library Collection RecordUngrazed, lightly grazed, and heavily grazed intensity treatments for 50 years, in short-grass steppe of Colorado, were assessed in terms of forage nitrogen concentrations, nitrogen yields, and in…Publication Date 1969
- defoliation
- precipitation
- nitrogen
- grazing history
- Grazing Intensities
- nutritional quality
- Library Collection RecordCottonwood (Populus fremontii, P. angustifolia) resprout growth had twice the amount of defensive chemicals after beavers (Castor canadensis) cut the trees compared to regular juvenile growth. Leaf…Publication Date 1969
- Populus fremontii
- nitrogen
- Castor canadensis
- Chrysomela confluens
- cottonwood
- defensive chemicals
- Leaf beetles
- phenolic glycosides
- populus angustifolia
- Library Collection RecordChanges in vegetation under yearlong grazing were compared with those under Santa Rita grazing system, a rotation system designed for southwestern US rangelands where 90% of the forage is produced in…Publication Date 1969
- Arizona
- 3-pasture
- grass density
- Rotation Grazing
- semidesert grasslands
- shrub intercept
- Library Collection RecordIn this study, Mapfumo et al. measured soil response to three grazing intensities (light, moderate, and heavy) in pastures that were seeded with annual (Triticosecale, Triticosecale and Hordeum…Publication Date 1969
- carbon
- electrical conductivity
- nitrogen
- potassium
- soil pH
- Library Collection RecordJepson-Innes and Bock looked at the effect of cattle grazing on the abundance of grasshopper species on the Appleton-White Research Ranch in southeastern Arizona. The subfamilies Gomphocerinae,…Publication Date 1969
- Acrididae
- Arizona
- grazing
- abundance
- Gomphocerinae
- Melanoplinae
- Library Collection RecordThe data from 10 exclosures examined in Arizona shows few differences in species frequencies between the inside and outside, with some exceptions. The large amount of sameness between the grazed and…Publication Date 1969
- Arizona
- grazing
- grazing management
- Exclosure
- sagebrush grasslands
- Library Collection RecordHamilton and Frank performed a 13C pulse-chase experiment on a common grazing tolerant grass, Poa pratensis, of Yellowstone National Park, to follow carbon flow into the soil rhizosphere and…Publication Date 1969
- grazing
- herbivory
- nitrogen
- Poa pratensis
- grassland
- microbe
- Yellowstone National Park
- Library Collection RecordHalstad et al. looked the effects of a deferred, rest-rotation grazing system on the feeding site selection by elk at the Walker Basin Allotment in Central Arizona. Cattle grazed a four pasture…Publication Date 1969
- Arizona
- deferred grazing
- paired-plots
- rest-rotation
- stubble height
- western wheatgrass
- Library Collection RecordOne of the goals of the Buenos Aries National Wildlife Refuge is to preserve native vegetation on grasslands that have been invaded by mesquite (Prosopis velutina) and many non-native species,…Publication Date 1969
- climate
- Eragrostis lehmanniana
- grazing
- Arizona
- fire
- long-term monitoring
- non-native
- Semi-Desert Grassland
- Library Collection RecordThis review examines the interactions between herbivores, plants, and climatic factors in arctic wetlands using, as a case study, results of research on grazing by snow geese (Chen caerulescens) on…Publication Date 1969
- herbivory
- grazing
- nitrogen
- plant production
- reproduction
- arctic ecosystems
- Chen caerulescens
- plant-herbivore interaction
- snow geese
- Library Collection RecordOn the northern winter range of Yellowstone National Park, Frank and Zhang measured ammonia volatilization at three times in 1995, at three topographic positions: hilltop, midslope, and slope-bottom…Publication Date 1969
- Cervus elaphus
- bison
- nitrogen
- Ammonia Volatilization
- Bison bison
- elk
- grassland
- ungulate
- Yellowstone National Park
- Library Collection RecordA year long study was conducted to examine how large herbivores and landscape factors affect soil C and N dynamics in grasslands of Yellowstone National Park. Results from the in situ experiment…Publication Date 1969
- carbon
- grazing
- herbivory
- bison
- nitrogen
- elk
- grassland
- Library Collection RecordFrank and Groffman examined the influence of native migratory ungulates on denitrification in grasslands of Yellowstone National Park in two ways, by (1) examining the effect of artificial urine…Publication Date 1969
- denitrification
- herbivory
- nitrogen
- grassland
- Yellowstone National Park
- Library Collection RecordFrank and Evans investigated the effects of native ungulates on grassland N cycling in Yellowstone National Park by examining natural 15N abundance of soils and plants inside and outside long-term…Publication Date 1969
- bison
- Cervus elaphus
- nitrogen
- 15N
- Bison bison
- elk
- grassland
- herbivore
- stable isotopes
- ungulate
- 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 RecordFahnestock and Detling measured the combined effects of selective grass grazing and irrigation in a water limited plant community and fertilization in a nutrient limited plant community on the Pryor…Publication Date 1969
- primary production
- nitrogen
- Pseudoroegneria spicata
- bluebunch wheatgrass
- Pryor Mountain Wild Horse Range
- wild horses
- Library Collection RecordIn this study, Day and Detling evaluated the influence of natural and simulated urine deposition by a native herbivore, American bison (Bison bison), on plant biomass, species composition, and N…Publication Date 1969
- bison
- defoliation
- nitrogen
- Poa pratensis
- Schizachyrium scoparium
- urine
- Bison bison
- Grazing Preference
- photosynthetic pathways
- Root
- Shoot
- Library Collection RecordBristow et al. looked at the effects of cattle grazing on the habitat selection of Montezuma quail in Arizona. The most important aspect of quail habitat was ample hiding cover followed closely by…Publication Date 1969
- Arizona
- grazing
- cattle
- Cyrtonyx montezumae
- habitat selection
- Madrean evergreen woodland
- Montezuma quail
- Library Collection RecordThis paper examined the extent of soil compaction due to cattle traffic around both hardwood and softwood tree seedlings, established in an existing pasture and subject to cattle pressure. Results…Publication Date 1969
- nitrogen
- seedlings
- bulk density
- cattle traffic
- compaction
- penetrometer
- silvo-pasture