Rangeland Ecology & Management
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- Library Collection RecordFrom this two-year study in Utah, Gold and Caldwell quantified the effects of different spatial patterns of defoliation on regrowth rates, peak standing biomass, and aboveground biomass production of…Publication Date 1969
- Agropyron desertorum
- defoliation
- regrowth
- clipping
- spatial pattern
- tussock grass
- Library Collection RecordIn southern British Columbia, McLean and Wikeem conducted clipping trials at two upper grassland sites for rough fescue, two lower grassland sites for crested wheatgrass, and one site each in the…Publication Date 1969
- defoliation
- crested wheatgrass
- British Columbia
- grazing
- bluebunch wheatgrass
- growth cycle
- rough fescue
- 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 RecordPlants of two species of Sesbania were defoliated in patterns designed to reveal the level of integrated response. For field grown plants, defoliation caused fruit abortion on the defoliated…Publication Date 1969
- defoliation
- yield components
- integrated physiological unit
- metamer
- modular growth
- 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 RecordThe objective of this study was to examine flexibility in allocation to storage and reproduction with respect to loss of leaf area in Trillium grandiflorum, a perennial herb of temperate deciduous…Publication Date 1969
- defoliation
- resource allocation
- deciduous forest
- reproductive biology
- spring ephemeral
- total nonstructural carbohydrates
- Trillium grandiflorum
- 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 RecordJaramillo and Detling raised samples of blue grama (Bouteloua gracilis) from heavily grazed prairie dog (Cynomys ludovicianus) colonies and lightly grazed uncolonized sites in Wind Cave National Park…Publication Date 1969
- Bouteloua gracilis
- defoliation
- blue grama
- clipping
- Cynomys ludovicianus
- grass
- grassland
- grazing history
- nitrogen accumulation
- nutrient accumulation
- prairie dogs
- Library Collection RecordThe authors tested the effects of clipping and root herbivory, both separately and combined, on the growth and leaf gas exchange of sideoats grama (Bouteloua curtipendula). Nematodes (…Publication Date 1969
- Sideoats grama
- Bouteloua curtipendula
- defoliation
- fine roots
- net photosynthesis
- root-feeding nematodes
- 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 RecordHendon and Briske investigated the response of Texas cupgrass (Eriochloa sericea), a warm season perennial bunchgrass, to clipping of 75% of canopy volume prior-, during, and post- culm elongation,…Publication Date 1969
- herbivory
- defoliation
- mortality
- Eriochloa sericea
- herbivory-sensitivity
- perennial bunchgrass
- Texas cupgrass
- tiller demography
- Library Collection RecordHaferkamp et al. measured the effects of clipping in May or June on western wheatgrass (Pascopyrum smithii) growth and tiller dynamics in plots with and without competition from annual brome (Bromus…Publication Date 1969
- defoliation
- Bromus japonicus
- competition
- forage production
- Japanese brome
- Pascopyrum smithii
- simulated grazing
- western wheatgrass
- 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 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 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 RecordThe diversity of responses of individual grasses to defoliation created a controversy years ago, which still needs clarification. Ferraro and Oesterheld quantitatively assessed the evidence of…Publication Date 1969
- defoliation
- biomass
- ecosystem primary production
- individual grass growth
- Linear Regressions
- meta-analysis
- nitrogen availability
- recovery time
- relative growth rate
- Library Collection RecordAuthors used an experimental design to investigate seasonal changes in the live and dead phytomass components of a Bromus inermis-Poa pratensis community, and the effects of initial timing, height,…Publication Date 1969
- Bromus inermis
- Poa pratensis
- defoliation
- aspen boreal habitats
- Bluegrass
- herbage production
- smooth bromegrass
- Library Collection RecordIn Florida, Diz et al. evaluated the effects of three defoliation treatments on the height of the panicles produced, days to flowering, seed yield components, seed yield per plant, seed germination,…Publication Date 1969
- defoliation
- Pennisetum glaucum
- Pennisetum purpureum
- Panicles
- elephantgrass
- hybrid genotypes
- pearl millet
- plant biomass
- seed yield
- 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 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 RecordBusso et al. measured the effects of simulated grazing on total non-structural carbohydrate (TNC) storage and regrowth of bluebunch (Pseudoroegneria spicata) and crested wheatgrass (Agropyron…Publication Date 1969
- crested wheatgrass
- Agropyron desertorum
- Pseudoroegneria spicata
- water stress
- defoliation
- bluebunch wheatgrass
- simulated grazing
- 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
- Library Collection RecordSvejcar and Christiansen measured root mass, root length, and leaf area index on Caucasian bluestem (Bothriochloa caucasica) pastures that were lightly or heavily grazed by cattle. Plants in heavily…Publication Date 1969
- defoliation
- grazing intensity
- Bothriochloa caucasica
- Caucasian Bluestem
- grazing tolerance
- root length density
- root:shoot ratio
- 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 RecordA short term greenhouse study examined the effects of species competition and clipping on carbon allocation in leafy spurge plants grown with Idaho fescue, Kentucky bluegrass and alfalfa plants.…Publication Date 1969
- defoliation
- Leafy spurge
- plant competition
- Medicago sativa
- carbon allocation
- Festuca idahoensis
- grazing tolerance
- noxious range weed
- Poa pratensis L.
- Library Collection RecordThe effects of defoliation on biomass distribution were studied in plants of Holcus lanatus, Lolium perenne, and Trifolium repens, collected from three different-aged pastures in British Columbia.…Publication Date 1969
- defoliation
- Holcus lanatus
- Lolium perenne
- Trifolium repens
- grass-grazer relationship
- pasture age
- Library Collection RecordWraith et al. compared soil moisture and plant water status on grazed and ungrazed portions of a 10-paddock, short duration grazing system, on established crested wheatgrass (Agropyron cristatum)…Publication Date 1969
- soil moisture
- water balance
- defoliation
- crested wheatgrass (Agropyron cristatum)
- leaf water potentials
- spring grazing
- 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 RecordWhite et al. measured the vegetative responses of a New Mexico blue grama rangeland to heavily stocked, short-duration grazing and moderately stocked, continuous grazing. In general, total produced…Publication Date 1969
- primary production
- defoliation
- Bouteloua gracilis
- stocking rate
- blue grama
- grazing system
- Library Collection RecordIn this Maryland study to simulate deer browsing, Whigham quantified the temporal effects of annual experimental defoliation on the growth rate of leaves and belowground corms, on senescence of corms…Publication Date 1969
- herbivory
- reproduction
- Orchidaceae
- defoliation
- biomass allocation
- Tipularia discolor
- woodland herb
- woodland orchid
- 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 RecordThe concentration of phenols, procyanidins, and protein in pine foliage was determined at two and eight weeks following mechanical defoliation of 0, 25, 50, and 75% in this greenhouse study. The…Publication Date 1969
- Pinus ponderosa
- Procyanidins
- defoliation
- Phenol
- ponderosa pine
- protein
- resistance
- Library Collection RecordNormalized difference vegetation index (NDVI) of experimental plots that were exposed to different intensities (5, 10, or 20 cm stubble height) and frequencies (0, 1, 3, or 6 times during the growing…Publication Date 1969
- prescribed burning
- grazing intensity
- defoliation
- grazing frequency
- normalized difference vegetation index
- remote sensing measurements
- simulated grazing
- Library Collection RecordThe effects of defoliation, compaction, nutrient return, and season of use were examined on three study areas (Willow Creek, approximately 16 km north-northwest of Brogan, Oregon, Valley Creek…Publication Date 1969
- Agrostis stolonifera
- Meadow Foxtail
- Alopecurus pratensis
- defoliation
- Carex spp.
- compaction
- nutrient return
- redtop
- Sedge
- 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 RecordDuring a study in Florida, in the first year of defoliation, dry matter (DM) harvested for 'Mott' elephantgrass (Pennisetum purpureum) and 'S-Mott' varied little from that of the…Publication Date 1969
- Pennisetum glaucum
- elephant grass
- Pennisetum purpureum
- defoliation
- crude protein
- agronomic performance
- in vitro digestible organic matter
- pearl millet
- Pennisetum hybrids
- 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 RecordRomo et al. examined the effects of cattle grazing and simulated grazing, at different times in the growing season on winterfat (Ceratoides lanata) growth and production to determine the appropriate…Publication Date 1969
- defoliation
- grazing management
- productivity
- Ceratoides lanata
- standing crop
- Winterfat
- 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 RecordIndian ricegrass (Oryzopsis hymenoides) plants were clipped at anthesis in a field study that compared the seed production, weight, and germination of plants that were exposed to heavy grazing or…Publication Date 1969
- protection
- defoliation
- germination
- viability
- ecotypic variation
- Indian Ricegrass
- Oryzopsis hymenoides
- Library Collection RecordA simulation model was created and verified using data from field experiments, to determine the compensatory growth of crested wheatgrass (Agropyron desertorum) after grazing, at different times…Publication Date 1969
- crested wheatgrass
- Agropyron desertorum
- defoliation
- production model
- ramet population model
- ramets
- tiller
- 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