Rangeland Ecology & Management
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- Library Collection RecordCompetition from other plant species may inhibit establishment and reduce phytomass production of blue grama [Bouteloua gracilis (H.B.K.) Griffiths] on rangeland. Varying levels of competition were…Publication Date 1992-09-01
- interspecific competition
- dry matter accumulation
- seedling emergence
- stand establishment
- mortality
- seedlings
- Pascopyrum smithii
- Bouteloua gracilis
- growth rate
- Wyoming
- plant competition
- Library Collection RecordA 3-year experiment designed to quantify the spatial and temporal utilization patterns of range sites by beef cattle on summer foothill range was conducted on the Wick Brothers Management Unit of the…Publication Date 1991-05-01
- site types
- sloping land
- habitat selection
- behavior
- site factors
- soil types
- water availability
- pastures
- summer
- Wyoming
- plant communities
- spatial distribution
- seasonal variation
- grazing
- beef cattle
- feeding preferences
- Library Collection RecordCattle at a light stocking rate of 0.17 to 0.18 AUM/ha over a 35-day grazing season in summer preferred to graze on lowland range sites, while elk in winter preferred upland range sites. We changed…Publication Date 1991-05-01
- animal competition
- sloping land
- foraging
- highlands
- lowlands
- habitats
- site factors
- soil types
- stocking rate
- pastures
- winter
- Wyoming
- grazing intensity
- Cervus elaphus canadensis
- grazing behavior
- cattle
- Library Collection RecordFertilizer nitrogen (N) management and other cultural practices used in reclamation can have a significant effect on the successful revegetation of mined lands. Repeated fertilization of revegetated…Publication Date 1991-07-01
- annual dressings
- split dressings
- crimped straw mulches
- stubble mulching
- ammonium nitrate
- straw mulches
- mined soils
- reclamation
- Poaceae
- biomass production
- Wyoming
- land restoration
- application rates
- grasses
- forage
- Library Collection RecordGrazing systems and stocking rates are used to influence livestock grazing behavior with the intent of improving livestock and vegetation performance. In 1982, a study was initiated to determine…Publication Date 1991-05-01
- night grazing
- short-duration grazing
- grazing time
- distance travelled
- liveweight gain
- continuous grazing
- grazing trials
- stocking rate
- rotational grazing
- steers
- Wyoming
- grazing intensity
- grazing behavior
- grazing
- beef cattle
- Library Collection RecordThe government must manage public rangeland in the face of alternative multiple use interests, including wildlife and domestic livestock production. The objectives of this study were to estimate a…Publication Date 1991-07-01
- linear programming
- mixed grazing
- production possibilities
- economic benefits
- production possibilities frontier
- marginal rates of substitution
- marginal returns
- animal production
- multiple land use
- cost-benefit analysis
- stocking rate
- Antilocapra americana
- biomass production
- Wyoming
- grazing intensity
- cattle
- range management
- rangelands
- forage
- Library Collection RecordCrop coefficients (Kc) provide a means of relating evapotranspiration (ET) to standard references such as pan evaporation or other climatic based reference ET’s (ET = Kc*reference ET). They have been…Publication Date 1990-11-01
- lysimetry
- evaporation
- evapotranspiration
- measurements
- water requirements
- estimation
- transpiration
- South Dakota
- pastures
- Idaho
- Wyoming
- rangelands
- Library Collection RecordThis study determined responses of vegetation and soils to different rates and seasonal schedules of first-year irrigation in combination with varied N-P fertilization on cold desert mined lands.…Publication Date 1990-09-01
- soil salinity
- irrigation
- responses
- reclamation
- soil fertility
- nitrogen-phosphorus fertilizers
- irrigation scheduling
- coal mined land
- soil water content
- growth rate
- Wyoming
- plant communities
- land restoration
- application rates
- Library Collection RecordRillscale (Atriplex suckleyi), the dominant native invader of bentonite mine spoil in northern Wyoming, is apparently uniquely adapted to this extremely harsh plant growth substrate. The objective of…Publication Date 1991-01-01
- Atriplex
- mine spoil
- bentonite
- colonizing ability
- soil amendments
- sawdust
- gypsum
- foliar diagnosis
- reclamation
- nutrient uptake
- chemical composition
- growth rate
- Wyoming
- adaptability
- land restoration
- Library Collection RecordAbove- and belowground net primary production (ANPP and BNPP) were compared between a 30-year-old crested wheatgrass site and an adjacent native shortgrass prairie. ANPP was estimated using…Publication Date 1989-03-01
- roots
- Agropyron cristatum
- Wyoming
- prairies
- biomass
- grasses
- Library Collection RecordComplementary pasture-native range systems are known to increase production per cow and per hectare of cow-calf enterprises, but the proper ratio of complementary pasture to range and the optimum…Publication Date 1988-09-01
- Bromus biebersteinii
- Medicago sativa
- cows
- Agropyron desertorum
- liveweight gain
- calves
- yields
- reproductive performance
- stocking rate
- profitability
- Wyoming
- range management
- Library Collection RecordPlant community and soil development were investigated on oil/gas drilling sites occupying both sagebrush and coniferous forest vegetation types in northwestern Wyoming. Sites ranged from 3 to 33…Publication Date 1988-09-01
- oil and gas wells
- coniferous forests
- soil analysis
- plant development
- disturbed soils
- plant community analysis
- reclamation
- ecological succession
- environmental impact reporting
- vegetation
- woody plants
- Wyoming
- rangelands
- Library Collection RecordManipulating stocking rate and duration of grazing is fundamental to range management. It has been claimed that rotation grazing systems will increase stocking capacity of range while maintaining or…Publication Date 1988-07-01
- economics
- Hesperostipa comata
- Agropyron
- liveweight gain
- stocking rate
- crop production
- rotational grazing
- Pascopyrum smithii
- Wyoming
- grazing intensity
- cattle
- range management
- grazing
- forage
- Library Collection RecordThe responses of mountain big sagebrush (Artemisia tridentata ssp. vaseyana (Rydb.) Beetle) to small annual additions of water and/or nitrogen were investigated in southwestern Wyoming. A factorial…Publication Date 1987-09-01
- ammonium nitrate
- water potential
- arid zones
- irrigation
- growth rate
- Wyoming
- Artemisia tridentata
- biomass accumulation
- phenology
- Library Collection RecordWe designed a greenhouse study to test the following 2 hypotheses: (1) root growth of Wyoming big sagebrush (Artemisia tridentata ssp. wyomingensis) exceeds that of basin big sagebrush (A.t. ssp.…Publication Date 1988-07-01
- subspecies
- greenhouse experimentation
- habitat selection
- plant ecology
- root systems
- growth
- Wyoming
- Artemisia tridentata
- adaptability
- rangelands
- Library Collection RecordThe influences of continuous, rotationally deferred, and short-duration rotation grazing systems on soil compaction and water infiltration were assessed. Bulk density and water infiltration were…Publication Date 1987-07-01
- soil water movement
- sandy loam soils
- Wyoming
- rangelands
- grazing
- infiltration
- soil compaction
- bulk density
- Library Collection RecordStreams of mountain watersheds in Wyoming were monitored to compare water quality data collected during 1971-72 with data collected during 1982. After 10 years there was little change in: (1) total…Publication Date 1986-07-01
- bacteria
- plate count
- recreation
- mountains
- streams
- wildlife
- watersheds
- populations
- Wyoming
- water quality
- grazing
- Library Collection RecordImproved pastures are a valuable forage resource in the Central Great Plains, but ranchers need to know which seeding techniques provide the best chance of successful establishment of such pastures.…Publication Date 1986-05-01
- row orientation
- Fabaceae
- sowing date
- Hordeum vulgare
- crop establishment
- fallow
- forage crops
- Plains
- autumn
- grassland improvement
- stubble
- pastures
- spring
- Wyoming
- grasses
- Library Collection RecordSpoil spore counts of vesicular arbuscular mycorrhizal (VAM) fungi, VAM root infection, and percent cover of plants were assessed on reclaimed soil and spoil (1-6 years old), orphan spoil (10-31…Publication Date 1987-05-01
- ground cover plants
- coal
- Elymus lanceolatus
- mine spoil
- mined soils
- plant colonization
- mycorrhizal fungi
- reclamation
- Pascopyrum smithii
- Wyoming
- Library Collection RecordThis study examines the impact of long-tailed vole (Microtus longicaudus) and deer mouse (Peromyscus maniculatus) population changes and their feeding behavior on shrub populations and the resulting…Publication Date 1987-01-01
- plant damage
- Peromyscus maniculatus
- microtus longicaudus
- Peromyscus
- Microtus
- ecosystems
- plant ecology
- steppes
- population dynamics
- woody plants
- herbivores
- Wyoming
- Artemisia tridentata
- biomass
- plant litter
- rangelands
- Library Collection RecordA cattle diet study was conducted in the northern Black Hills of South Dakota and Wyoming. Forty-eight plants were identified in cattle fecal material. Grasses in the feces averaged 54%, forbs 17%,…Publication Date 1985-09-01
- forests
- understory vegetation
- habits
- feeding
- South Dakota
- animal nutrition
- Wyoming
- cattle
- grazing
- Library Collection RecordThe presence and activity of denitrifying bacteria as well as bacteria capable of reducing sulfate in 1 upland and 5 riparian soils of a mountain watershed in Wyoming were studied. Bacteria were…Publication Date 1985-11-01
- denitrification
- river terrace soils
- bacteria
- plate count
- mountains
- soil
- watersheds
- soil water content
- Wyoming
- Library Collection RecordGenotypic and phenotypic variations are characteristic among big sagebrush (Artemisia tridentata) plants. One obvious expression is the variability of big sagebrush plant stature along soil-water…Publication Date 1986-03-01
- ploidy
- gradients
- size
- genotype-environment interaction
- phenotype
- genotype
- genetic variation
- Wyoming
- Artemisia tridentata
- rangelands
- Utah
- plant height
- soil water
- Library Collection RecordA large-plot (27 m2) rainfall simulator was used to examine the effects of controlling Wyoming big sagebrush (Artemisia tridentata ssp. wyomingensis) and seeding with crested wheatgrass (Agropyron…Publication Date 1985-05-01
- arid lands
- soil and water conservation
- Agropyron desertorum
- brush control
- Wyoming
- Artemisia tridentata
- Library Collection RecordPregermination treatments applied to seed of Gardner saltbush, [Atriplex gardneri (Moq.) D. Dietr.] were evaluated for alleviation of seed dormancy. Treatments selected simulated conditions the seed…Publication Date 1985-07-01
- pregermination
- Atriplex gardneri
- Atriplex
- environmental factors
- Wyoming
- land restoration
- seed germination
- seed dormancy
- Montana
- Library Collection RecordRevegetation on raw bentonite spoil with or without treatments is often more practical than replacing topsoil in areas where it is scarce or nonexistent. The effect of raw bentonite spoil treated…Publication Date 1986-03-01
- soil treatment
- northern Great Plains
- greenhouse experimentation
- mine spoil
- bentonite
- soil amendments
- sawdust
- mortality
- growth
- woody plants
- Wyoming
- land restoration
- establishment
- Library Collection RecordSamples of blue grama were obtained from disturbed and undisturbed areas of native rangeland in southeast Wyoming. Assumed 'slow-spread' populations were selected along a 50-year-old…Publication Date 1985-07-01
- Central Great Plains
- growth analysis
- vegetative propagation
- population dynamics
- Bouteloua gracilis
- Wyoming
- semiarid zones
- land restoration
- rangelands
- Library Collection RecordHerbage production and precipitation were determined at 13 locations in 483 ha of mixed grass range 1975-1979; production was determined at all locations 1982-1983, but precipitation was measured…Publication Date 1985-11-01
- biological production
- soil
- biomass determination
- soil types
- grasslands
- precipitation
- Wyoming
- rangelands
- forage
- Library Collection RecordTotal production of aboveground biomass on a 238-ha watershed was not affected when big sagebrush (Artemisia tridentata) was controlled by aerial application of 2,4-D (2,4-dichlorophenoxyacetic acid…Publication Date 1986-03-01
- plant propagation
- aerial spraying
- 2,4-D
- grassland improvement
- pesticide application
- watersheds
- brush control
- Wyoming
- Artemisia tridentata
- biomass
- botanical composition
- rangelands
- grasses
- Library Collection RecordA field study was conducted in a saltgrass (Distichlis stricta) meadow at the Central Plains Experimental Range to investigate relationships between soil types, salinity, sodicity, fertility, and…Publication Date 1985-07-01
- Distichlis spicata var. stricta
- ecological soil types
- ground cover
- plant ecology
- soil salinity
- Wyoming
- prairies
- Colorado
- Library Collection RecordEase of establishment by direct seeding has resulted in fourwing saltbush [Atriplex canescens (Pursh) Nutt.] becoming the principal, sometimes the only, shrub on certain revegetated mined lands in…Publication Date 1985-11-01
- pioneer species
- mined soils
- plant ecology
- reclamation
- ecological succession
- Atriplex canescens
- Wyoming
- Library Collection RecordTo evaluate responses of range grasses to herbage removal, removal patterns should simulate those under grazing. We compared responses of western wheatgrass (Agropyron smithii Rydb.) in mixed-grass…Publication Date 1985-03-01
- usda high plains grassland research station
- cheyenne, wyoming
- grazing experiments
- Pascopyrum smithii
- Wyoming
- Library Collection RecordTen bacteriological tests were utilized to monitor different bacterial populations found in water samples taken from streams draining high mountain rangeland. Livestock grazing and recreation…Publication Date 1984-05-01
- Wyoming
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management and the University of Arizona Libraries. The Journal of Range Management archives are made…Publication Date 1984-05-01
- Wyoming
- Library Collection RecordThe sagebrush-grass range in southcentral Wyoming presently supports large numbers of feral horses and domestic livestock. Diets of feral horses and cattle during summer and winter grazing were…Publication Date 1984-01-01
- Wyoming
- Library Collection RecordBotanical composition of horse and cattle diets from fecal analysis and nutrient quality of hand-harvested forages used by these herbivores were evaluated to assess dietary quality during the summer…Publication Date 1984-05-01
- deserts
- Wyoming
- Library Collection RecordVegetative cover losses due to trampling near watering sites in the summer and winter are compared for horses grazed alone, cattle grazed alone and horses and cattle grazed in combination. There were…Publication Date 1984-03-01
- deserts
- Wyoming
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management and the University of Arizona Libraries. The Journal of Range Management archives are made…Publication Date 1984-09-01
- Peromyscus
- reclaimed land
- vegetation
- herbivores
- Wyoming
- Library Collection RecordA study to determine the effects of single ripping, double ripping, and contour furrowing treatments was conducted on shortgrass rangeland in southeastern Wyoming from 1979-1982. The mechanical…Publication Date 1985-01-01
- production
- mechanical methods
- Hesperostipa comata
- forage crops
- Pascopyrum smithii
- Bouteloua gracilis
- Wyoming
- rangelands
- Library Collection RecordTwenty-seven water quality parameters were measured in coal surface mine impoundments, bentonite surface mine impoundments, and livestock ponds in the Northern High Plains. Most impoundments were…Publication Date 1985-01-01
- drinking water
- ponds
- Plains
- South Dakota
- Wyoming
- water quality
- livestock
- North Dakota
- Library Collection RecordGardner saltbush [Atriplex gardneri (Moq.) D. Dietr.] seeds collected from the Red Desert Basin of Wyoming were subjected to pretreatments of scarification (Sc), washing (W), and stratification (St)…Publication Date 1984-11-01
- Laboratory
- Seed Pretreatments
- Field Establishment
- Spring Seeded
- Gardner Saltbush
- Atriplex gardneri
- Red Desert Basin
- planting depth
- Edaphic Severity
- Seed Procurement
- Seed Fill
- pretreatments
- depth
- washing
- stratification
- dormancy
- scarification
- Field
- seedling vigor
- climate
- effects
- viability
- emergence
- Wyoming
- Library Collection RecordStream water flowing from watersheds subjected to continuous and deferred rotation grazing by livestock was sampled to enumerate bacteria for detecting differences between grazing treatments and…Publication Date 1984-03-01
- Rivers and Streams
- Wyoming
- Library Collection RecordThe physiographic position and taxonomic identity of soils of a Wyoming big sagebrush (Artemisia tridentata spp. wyomingensis)/grassland community were determined. Surface soil materials from each…Publication Date 1983-11-01
- Wyoming
- Library Collection RecordA 2-year study was conducted to compare density of vesper sparrow (Pooecetes gramineus) during the breeding season on various aged bentonite clay mine spoils and unmined areas in the Northern Great…Publication Date 1983-07-01
- Wyoming
- mined spoils
- sagebrush habitat
- Library Collection RecordHerbaceous productivity of mountain big sagebrush (Artemisia tridentata spp. vaseyana) areas sprayed with 2,4-D (2,4-dichlorophenoxyacetic acid) was nearly twice that of untreated areas 10 years…Publication Date 1983-11-01
- Wyoming
- Library Collection RecordA modified point frame was developed for vegetation sampling on a short-grass prairie ecosystem in eastern Wyoming. This sampling device facilitates the recording of 100 point hits within a 30 × 60…Publication Date 1983-01-01
- Wyoming
- Library Collection RecordHabitat selection by feral horses (Equus caballus) and cattle (Bos taurus) was studied with a series of 16 flights, between November 1977 and April 1979, during which the locations of cattle and…Publication Date 1983-03-01
- deserts
- Wyoming
- competition
- forage
- Library Collection RecordProduction of and nutrient concentrations in understory vegetation was measured in aspen stands representing three different seral stages in the Black Hills. There was little variation in…Publication Date 1982-11-01
- Aspen Understory
- Nutrient Concentrations
- Digestible Dry Matter
- Populus tremuloides
- Nutritive Content
- calcium
- fiber
- diet
- Black Hills
- nutritive value
- shrubs
- lignin
- protein
- phosphorus
- white-tailed deer
- forage production
- grass
- composition
- growth
- South Dakota
- production
- forbs
- Wyoming
- Library Collection RecordDiets of cattle grazing crested wheatgrass [Agropyron desertorum (Fisch.) Schult.] or native range pastures and major forage species in these diets were analysed for crude protein (CP), acid and…Publication Date 1983-01-01
- Plains
- Wyoming
- crested wheatgrass
- Agropyron desertorum
- Library Collection RecordFeral horses have seasonal movement patterns which correspond to their use of water sources and areas near ridges. Home ranges of horse bands varied in size from 73 to 303 km2. Some bands shared use…Publication Date 1983-03-01
- deserts
- Wyoming