Rangeland Ecology & Management
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- Library Collection RecordStudy was conducted in two montane riparian areas in the Black Range of western New Mexico, approximately 230 km northwest of Las Cruces to evaluate the effects of different grazing intensities and…Publication Date 1969
- grazing intensity
- streambank morphology
- Library Collection RecordThe effect of different grazing intensities (no grazing, light, moderate, and heavy) of Black Brant (Branta bernicla) gosling on grazing lawns planted to Carex subspathacea and native slough levees (…Publication Date 1969
- herbivory
- grazing intensity
- black brant geese
- Branta bernicla nigricans
- Carex subspathacea
- forage availability
- foraging efficiency
- Triglochin palustris
- 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 RecordAltering the stocking rate in a rotational grazing system, time of year, and plant species affected the non-structural carbohydrate storage in Florida stargrass pastures. Pastures with high stocking…Publication Date 1969
- rotational grazing
- grazing intensity
- Digitaria decumbens
- Paspalum notatum
- bahiagrass
- Cynodon spp.
- plant regrowth
- stargrass
- Transcala digitgrass
- Library Collection RecordEffects of grazing management and N fertilization on the persistence of vaseygrass (Paspalum urvillei), a weedy species in limpograss (Hemarthria altissima) pastures were examined at the Beef…Publication Date 1969
- grazing intensity
- Paspalum urvillei
- fertilization
- grazing system
- Hemarthria altissima
- limpograss
- vaseygrass
- weedy species
- 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 RecordMendoza determined the effects of light, heavy or severe simulated herbivory on understory palms (Astrocaryum mexicanum) at different growth stages. Plant response to defoliation varied by plant age…Publication Date 1969
- grazing intensity
- mortality
- compensatory growth
- Astrocaryum mexicanum
- recovery from grazing
- simulated herbivory
- tropical rainforest
- 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 RecordAuthors examined vegetation, surface seed and soil seed bank composition in rough fescue grasslands under grazing intensities, varying from no grazing to heavy grazing. Seeds in the soil were least…Publication Date 1969
- native species
- grazing intensity
- introduced species
- season
- seed bank
- soil depth
- species composition
- 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 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 RecordVolesky et al. determined the effects of grazing wet meadows, in the Nebraska sandhills, at low, moderate, and heavy stocking rates, three or five times per growing season. Stocking rate had greater…Publication Date 1969
- grazing intensity
- slender wheatgrass
- forage quality
- herbage dynamics
- plant community composition
- subirrigated meadow
- Wet Meadow
- woolly sedge
- Library Collection RecordVarnamkhasti measured the effects of long-term grazing history (ungrazed, light, heavy), current year defoliation (clipped, unclipped), and water availability (normal, wet) on primary production and…Publication Date 1969
- compensatory growth
- grazing intensity
- primary production
- plant community composition
- precipitation use efficiency
- semiarid grassland
- simulated grazing
- Library Collection RecordIn this study, soil water dynamics were measured in pastures that were seeded with annual (Triticosecale, Triticosecale and Hordeum vulgare) or perennial (Bromus inermis, Bromus riparius) species and…Publication Date 1969
- evapotranspiration
- grazing intensity
- Forages
- water-use efficiency
- 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 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 RecordSvejcar and Christiansen measured xylem water potential, stomatal conductance and soil moisture of Caucasian bluestem (Bothriochloa caucasica) pastures, that were lightly or heavily grazed by cattle…Publication Date 1969
- stomatal conductance
- soil moisture
- grazing intensity
- water stress
- Bothriochloa caucasica
- xylem potential
- 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 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 RecordThe effects of moderate to heavy sheep use (100, 150, and 200% of moderate use) were measured by Rosiere, on species composition and forage production in two major subtypes, the grass-woodland…Publication Date 1969
- botanical composition
- grazing intensity
- annual range
- herbage production
- Herbage Yield
- 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 RecordPedreira and Brown measured plant production of three bahiagrass (Paspalum notatum) populations (Pensacola, Tifton 9 and Tifton 14), when plants were exposed to light (10 cm stubble height) or heavy…Publication Date 1969
- Paspalum notatum
- plant production
- grazing intensity
- bahiagrass
- below-ground biomass
- simulated herbivory
- 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 RecordOlson et al. complied data over a 25-year period, at the Livestock and Range Research Station in Montana, to describe quantitative changes in basal cover of vegetation in response to variation in…Publication Date 1969
- precipitation
- grazing intensity
- Multiple regression analysis
- basal cover
- Great Plains
- 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 RecordNaeth et al. measured soil bulk density, moisture and penetration resistance in three Alberta plant communities, grazed at different intensities and times of the year. The impacts of grazing on…Publication Date 1969
- rangelands
- grazing intensity
- bulk density
- compaction
- grazing season
- penetration resistance
- Library Collection RecordNaeth and Chanasyk quantified the effects of short duration and continuous (season-long) grazing systems on runoff and sediment yield from sloped areas of the foothills fescue grasslands of Alberta…Publication Date 1969
- runoff
- Sediment
- rainfall
- grazing intensity
- agricultural hydrology
- grazing duration
- rangeland hydrology
- snow hydrology
- Library Collection RecordThe authors quantified water holding capacity of litter and organic matter in three different ecosystems, subjected to different grazing treatments. The water holding capacity differed between…Publication Date 1969
- grazing intensity
- Field Capacity
- precipitation
- grazing timing
- interception
- rangeland hydrology
- Library Collection RecordDifferent clipping intensities and intervals were applied to plots of mixed perennial ryegrass (Lolium perenne) and subclover (Trifolium subterraneum) in this study to determine the effects of…Publication Date 1969
- grazing intensity
- Pasture Improvement
- rotational grazing
- simulated grazing
- Library Collection RecordMiller and Rose measured the effects of simulated autumn herbivory on crested wheatgrass (Agropyron desertorum) tiller mortality and plant growth. Tiller recruitment was lower in the autumn…Publication Date 1969
- defoliation
- roots
- crested wheatgrass
- Agropyron desertorum
- Allocation
- tiller
- 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 RecordClipping treatments were used to determine how different intensities (stubble heights), frequencies (number of clipping treatments), and seasons of grazing would affect vigor and survival of rough…Publication Date 1969
- grazing intensity
- survival
- Festuca scabrella
- rough fescue
- simulated herbivory
- slant vigor
- stubble height
- 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 RecordResponses in forage growth and botanical composition of pastures may differ according to the species of animals being grazed and the closeness and frequency of grazing. Cattle (Bos taurus) are less…Publication Date 1969
- grazing
- grazing intensity
- animal diet preferences
- Forage Composition
- forage evaluation
- plant growth
- 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 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 RecordWater quality was measured before and after improvements were made in two grazed pastures. An alternate water source was installed in a lightly grazed pasture, and an alternate water source,…Publication Date 1969
- grazing
- water pollution
- grazing intensity
- alternative water source
- riparian fencing
- sediment load
- watershed
- Library Collection RecordIn this study, LeCain et al. measured the effects of light and heavy grazing on carbon exchange, soil respiration and vegetation characteristics, in the Wyoming mixed-grass prairie. Seasonal…Publication Date 1969
- grazing intensity
- productivity
- photosynthesis
- soil respiration
- seasonal fluctuations
- soil carbon
- species composition
- Library Collection RecordThe authors of this study tested the production and survival of chicory (Cichorium intybus) and plantain (Plantago lanceolata) cultivars under different summer grazing regimes to determine if any of…Publication Date 1969
- Chicory
- Cichorium intybus
- Plantago lanceolata
- Dactylis glomerata
- plant production
- grazing intensity
- alternative forage species
- Dry Matter Yield
- grazing frequency
- orchardgrass
- plantain
- 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 RecordComposition, growth, and reproduction of Aster ericoides, Ruellia humilis, and Amorpha canescens were measured in pastures that were ungrazed or stocked lightly, moderately, or highly with cattle to…Publication Date 1969
- stocking density
- grazing intensity
- Amorpha canescens
- Aster ericoides
- Ruellia humilis
- species composition
- Library Collection RecordThe effects of light, moderate, and heavy Black Brant (Branta bernicla) gosling herbivory on Carex subspathacea grazing lawns and slough levee vegetation were measured in this study. Forage…Publication Date 1969
- herbivory
- grazing intensity
- black brant geese
- Branta bernicla nigricans
- Carex subspathacea
- forage availability
- foraging efficiency
- Triglochin palustris
- 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 RecordPlant biodiversity and evenness on shortgrass steppe range in Colorado were greater in light and moderately grazed pastures than ungrazed or heavily grazed pastures after 55 years of treatment.…Publication Date 1969
- grazing
- grazing intensity
- Bouteloua gracilis
- Stipa comata
- Opuntia polyacantha
- Pascopyrum smithii
- plant species biodiversity
- 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