Rangeland Ecology & Management
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- Library Collection RecordA study was conducted on the effect of the rhizobacterium Azospirillum brasilense strain Cd on the production of herbaceous swards growing at 2 rangeland habitats in Israel. One habitat was the…Publication Date 1994-01-01
- Azospirillum brasilense
- improvement
- soil inoculation
- phosphorus fertilizers
- Israel
- productivity
- nitrogen fertilizers
- range management
- Library Collection RecordGulf cordgrass (Spartina spartinae [Trin.] Merr.) is a highly productive bunchgrass that dominates thousands of hectares of marshlands along the Gulf coast. Herbage yield, protein content, and…Publication Date 1994-01-01
- total nonstructural carbohydrates
- spartina spartinae
- coasts
- marshes
- wetlands
- forage crops
- clipping
- stubble
- carbohydrates
- protein content
- Texas
- range management
- crop yield
- plant height
- Library Collection RecordAn increase in continuous fine fuels promoted by the expansion of aggressive annual exotic grasses in the Intermountain West has altered the region's fire regimes, with both ecologic and…Publication Date 1995-01-01
- fire danger
- Rocky Mountain region
- mathematical models
- prediction
- fire ecology
- rain
- Bromus tectorum
- Oregon
- California
- biomass
- range management
- climatic factors
- Library Collection RecordThere has been recent concern regarding the effects of range management practices on biodiversity. Our objective was to determine the long-term (> 30 years) effects of chaining, and chaining…Publication Date 1994-11-01
- plowing
- root plowing
- chaining
- habitats
- brush control
- species diversity
- woody plants
- Texas
- range management
- Library Collection RecordManagement of switchgrass (Panicum virgatum L.) for both forage and seed would improve the diversity of options livestock producers have for their stands. Our objective was to evaluate how timing of…Publication Date 1994-01-01
- seed quality
- seed production
- Missouri
- nitrogen fertilizers
- Panicum virgatum
- tillering
- precipitation
- range management
- forage
- Library Collection RecordInformation is limited on the influence of range condition on cattle diets in the Chihuahuan desert. Botanical composition of cattle diets on Chihuahuan desert ranges in excellent and good condition…Publication Date 1994-09-01
- Bouteloua eriopoda
- Sporobolus
- nutrient content
- Prosopis glandulosa
- arid lands
- feces
- diet
- phosphorus
- cattle feeding
- nitrogen content
- range management
- botanical composition
- grazing
- New Mexico
- beef cattle
- Library Collection RecordDynamic programming was used to obtain optimal management and marketing policies for stocker operations in Southeastern Colorado under different stocking rates, rainfall, and price scenarios.…Publication Date 1995-01-01
- dynamic programming
- risk
- marginal returns
- market prices
- rain
- stocking rate
- pastures
- range management
- Library Collection RecordThis paper analyzes subjective perceptions of Texas ranchers concerning management decision-making to obtain insight for improving technology transfer. Correlations among variables from a 1990 mail…Publication Date 1994-09-01
- reliability
- farm surveys
- data analysis
- grazing tenancy
- brush control
- weed control
- stocking rate
- Texas
- range management
- Library Collection RecordRangelands with histories of overgrazing are frequently depauperate of native grasses. Occasionally, remnant native grasses are found surviving in these areas. We hypothesized that these survivors…Publication Date 1994-01-01
- patterns
- Festuca idahoensis
- adaptation
- growth
- Oregon
- range management
- rangelands
- defoliation
- grazing
- Library Collection RecordThe sequence of species selection over the grazing period directly determines the effectiveness of different grazing systems. Knowledge of this sequence is also important in understanding the plant-…Publication Date 1995-07-01
- Tristachya
- tirstachya leucothrix
- Themeda triandra
- Eragrostis plana
- Hyparrhenia hirta
- South Africa
- veld
- tillers
- sheep
- cattle
- range management
- botanical composition
- defoliation
- grazing
- feeding preferences
- Library Collection RecordWiregrass (Aristida stricta Michx.)-dominated communities characterize extensive areas of South Florida that have been subjected to burning and uncontrolled grazing for decades. We evaluated the…Publication Date 1994-01-01
- Aristida stricta
- panicum oligosanthes
- burning
- Florida
- range management
- seasonal variation
- botanical composition
- rangelands
- grazing
- forage
- Library Collection RecordDecisions made by Texas ranchers over a 10 year period (1980-1990) concerning stocking rate levels were dominated by perceptions about weather. A regression model explained 64% of the variability in…Publication Date 1994-09-01
- farmers' income
- weather
- decision making
- rain
- stocking rate
- beef production
- Texas
- range management
- grazing
- Library Collection RecordLivestock have been a key factor in the development of civilization, but what will their role be in the future and how should the science of rangeland management change to meet the challenges of the…Publication Date 1995-07-01
- interdisciplinary research
- adverse effects
- environmental impact
- stocking rate
- selective grazing
- rotational grazing
- range management
- defoliation
- literature reviews
- livestock
- grazing
- Library Collection RecordThis paper analyzes the rangeland condition concept, and discusses how the search for a general concept has been part of the larger search for the identity of range science. It distinguishes between…Publication Date 1995-03-01
- systems analysis
- systems approach
- range management
- rangelands
- Library Collection RecordInformation is presented on the suitability of various drills for direct seeding into permanent pastures and rangelands in Saskatchewan. Strips of sod 30 to 100-cm wide were killed during the growing…Publication Date 1992-09-01
- comparison
- seed drills
- direct seeding
- crop establishment
- permanent grasslands
- Medicago sativa
- seedling emergence
- Saskatchewan
- pastures
- soil water content
- seed germination
- range management
- Library Collection RecordThe state and transition model and the ball and cup analogy are used to organize the vegetation dynamics knowledge base for California's annual-dominated Mediterranean grasslands. These models…Publication Date 1992-09-01
- simulation models
- annual grasslands
- plant ecology
- population dynamics
- fires
- fire effects
- Mediterranean climate
- natural grasslands
- plant communities
- California
- range management
- rangelands
- grazing
- Library Collection RecordCattle grazing has been suggested as a principal cause for poor oak recruitment in California's hardwood rangelands. This study evaluated the effects of stock density and season of grazing on…Publication Date 1992-09-01
- crop damage
- recruitment
- Quercus douglasii
- seedlings
- stocking rate
- winter
- spring
- summer
- grazing intensity
- browsing damage
- California
- woodlands
- cattle
- range management
- seasonal variation
- grazing
- Library Collection RecordImpacts of 7 range treatments and climate on late spring herbage standing crops (SC) were measured in rangelands near Miles City, Mont., from 1983 to 1990. Treatments, established in 8 pastures at 2…Publication Date 1993-07-01
- ambient temperature
- rain
- pastures
- biomass production
- range management
- Montana
- Library Collection RecordFire-scorched crowns of live eastern redcedar (Juniperus virginiana L.) were ignited using a propane torch in 3 studies to quantify the efficacy and to determine the feasibility of the technique as a…Publication Date 1992-09-01
- brush control
- vegetation management
- pastures
- prescribed burning
- Oklahoma
- Juniperus virginiana
- range management
- Library Collection RecordWe censused breeding nongame birds on replicated 5- and 6-year post herbicide-treated (tebuthiuron and triclopyr) and untreated cross timbers rangeland in central Oklahoma. Twenty species of breeding…Publication Date 1992-07-01
- nesting
- habitat alteration
- birds
- habitat selection
- wildlife
- tebuthiuron
- triclopyr
- habitats
- vegetation management
- Oklahoma
- range management
- Library Collection RecordFire on rangelands used as a management tool or as an unwanted wildfire removes vegetation cover. Vegetation cover is thought to be a dominate factor controlling surface runoff and erosion.…Publication Date 1992-09-01
- ground cover
- soil erosion
- spatial variation
- ground vegetation
- loam soils
- fires
- fire effects
- runoff
- prescribed burning
- sandy loam soils
- natural grasslands
- range management
- seasonal variation
- rangelands
- Arizona
- Library Collection RecordDuring 1981-83, we studied 19 grasses for potential improvement of dry tropical (1,001 mm annual rainfall) rangelands in Hainan Island, China. The productivity and persistence of the grasses were…Publication Date 1993-07-01
- clay loam soils
- sandy soils
- nitrogen fertilizers
- species differences
- China
- range management
- grasses
- Library Collection RecordEffects of burning, mowing, and 2,4-D on antelope bitterbrush (Purshia tridentata Pursh.) nutrient contents were evaluated in southcentral Wyoming. During the first growing season following…Publication Date 1992-09-01
- mowing
- 2,4-D
- crop quality
- ash
- Purshia tridentata
- fires
- fire effects
- pastures
- winter
- prescribed burning
- phosphorus
- summer
- Wyoming
- in vitro digestibility
- nitrogen content
- range management
- seasonal variation
- nutritive value
- forage
- chemical constituents of plants
- Library Collection RecordLifter (dead plant material) increases production in xeric environments but the nature of this effect is uncertain. The purpose of this study was to determine the relationship between liner quantity…Publication Date 1993-07-01
- soil temperature
- Alberta
- rain
- species differences
- prairies
- range management
- plant litter
- Library Collection RecordThe long-term effects of root plowing in plant communities in south Texas are not clearly understood. Our objective was to compare plant species composition and diversity on root-plowed rangelands…Publication Date 1993-07-01
- deep tillage
- browse plants
- species diversity
- Odocoileus virginianus
- woody plants
- Texas
- range management
- canopy
- Library Collection RecordThe importance of evaluating multiple resource values on rangelands is demonstrated in this study of California's 3.0 million hectares of oak-covered (Quercus spp.) hardwood rangelands.…Publication Date 1993-03-01
- hardwoods
- livestock enterprises
- econometric models
- multiple use
- economic analysis
- hunting
- fuelwood
- Quercus douglasii
- productivity
- California
- range management
- rangelands
- Library Collection RecordThe relatively low productivity of the herbaceous stratum of the oak-hickory forests of North America has prompted land managers to evaluate alternative means of increasing large herbivore production…Publication Date 1992-09-01
- linear programming
- econometric models
- costs and returns
- hunting
- multiple land use
- decision making
- cost-benefit analysis
- livestock production
- brush control
- vegetation management
- pastures
- Oklahoma
- wildlife management
- range management
- Library Collection RecordEconomic injury levels (EILs)—the minimum density of insects that would be required to warrant treatment—were estimated for the 4 most common insecticides sprayed on grasshoppers in Alberta. The…Publication Date 1993-09-01
- insecticides
- cost-benefit analysis
- Alberta
- range management
- rangelands
- insect pests
- Library Collection RecordOver the past 2 centuries, the island of Kaho'olawe has suffered the ravages of war, slash-and-burn agriculture, and overgrazing. Today, much of the island is barren and severely eroded. A…Publication Date 1993-09-01
- windbreaks
- species differences
- Hawaii
- land restoration
- range management
- Library Collection RecordRunoff prediction is an important component of any process-based soil erosion model. In this paper we evaluate the runoff prediction capabilities of a new soil erosion model, WEPP, on sagebrush…Publication Date 1992-09-01
- erosion control
- simulation models
- water erosion
- mathematical models
- prediction
- runoff
- Artemisia tridentata
- range management
- rangelands
- Library Collection RecordTotal vegetation cover, forage species cover, litter cover, and carrying capacity were determined during 3 growing seasons (1979-80, 1980-81, and 1981-82), for plots cleared of shrubs with or without…Publication Date 1992-09-01
- larrea cuneifolia
- carrying capacity
- arid lands
- brush control
- vegetation management
- pastures
- natural grasslands
- plant communities
- shrubs
- range management
- Argentina
- grazing
- Library Collection RecordManagers and range scientists are interested in the response of such variables as forage production and animal performance to various environmental and management factors. Due to the inability to…Publication Date 1993-03-01
- data analysis
- simulation models
- mathematical models
- decision making
- range management
- rangelands
- forage
- Library Collection RecordThe value of mountain rye (Secale montanum Guss.) for competitive suppression of 2 annual bromegrasses (downy brome, Bromus tectorum L. and Japanese brome, B. japonicus Thunb) was investigated in a 3…Publication Date 1992-07-01
- Secale strictum subsp. strictum
- Bromus japonicus
- seed banks
- competitive ability
- persistence
- stand establishment
- coal mined land
- mortality
- Bromus tectorum
- growth rate
- land restoration
- range management
- Montana
- plant competition
- Library Collection RecordMechanical top growth removal of certain shrub species stimulates sprouting and temporarily increases nutritional quality, availability, and yield of browse. We determined the effects of (1) roller…Publication Date 1992-09-01
- roller chopping
- Acacia rigidula
- Aloysia lycioides
- discing
- browse
- Acacia berlandieri
- habitats
- browse plants
- vegetation management
- Odocoileus virginianus
- shrubs
- Texas
- wildlife management
- range management
- nutritive value
- Library Collection RecordA comprehensive system has been designed to serve as a basis for rangeland condition and grazing capacity assessment. It is important that research information and knowledge be transferred to land…Publication Date 1992-03-01
- databases
- expert systems
- carrying capacity
- decision making
- crop production
- pastures
- range management
- rangelands
- grazing
- Library Collection RecordFour potential cattle grazing systems on summer range in the Sierra Nevada are compared in terms of deer harvest, number of hunters attracted, and the net economic value of hunting. Research on deer…Publication Date 1991-07-01
- net economic benefit
- national forests
- carrying capacity
- population density
- economic analysis
- hunting
- multiple land use
- pastures
- rotational grazing
- grazing intensity
- Odocoileus hemionus
- California
- cattle
- range management
- rangelands
- Library Collection RecordThis paper addresses the issue of the effect of random errors in field estimates of net primary production (NPP). This is a critical subject in range management because field estimates of plant…Publication Date 1991-05-01
- computer software
- errors
- estimation
- productivity
- biomass production
- range management
- Library Collection RecordAlthough range researchers and managers involved in range revegetation often have little economics training, economic analysis is usually a crucial step in range revegetation decisions. This…Publication Date 1991-11-01
- cost-benefit analysis
- land restoration
- range management
- Library Collection RecordA mountain bunchgrass community with cool-season Parry oatgrass (Danthonia parryi) and warm-season slimstem muhly (Muhlenbergia filiculmis) as major grasses was treated with early partial harvest of…Publication Date 1991-07-01
- muhlenbergia filiculmis
- Muhlenbergia
- harvest date
- dry matter accumulation
- danthonia parryi
- Danthonia
- yields
- harvesting frequency
- mountain grasslands
- biomass production
- range management
- plant competition
- Colorado
- Library Collection RecordEven though the Wilderness Act of 1964 provided for continuation of livestock grazing after wilderness designation, there has been continued debate about the Forest Service's implementation of…Publication Date 1991-09-01
- land policy
- permits
- animal unit month
- coronado national forest
- Tonto National Forest
- USDA
- wilderness
- national forests
- multiple land use
- grazing intensity
- range management
- rangelands
- grazing
- Arizona
- Library Collection RecordEastern redcedar (Juniperus virginiana L.) trees from a location in western, central, and eastern Oklahoma were aged by tree ring analysis to assess the relationship of tree age to tree height and…Publication Date 1992-05-01
- burning interval
- habit
- tree age
- growth analysis
- timing
- crown
- brush control
- vegetation management
- prescribed burning
- Oklahoma
- Juniperus virginiana
- growth rate
- range management
- canopy
- plant height
- Library Collection RecordLine transect procedures were used to estimate density of lesser prairie-chicken (Tympanuchus pallidicinctus) in tebuthiuron-treated and untreated sand shinnery oak (Quercus havardii Rydb.)…Publication Date 1991-07-01
- tympanuchus pallidicinctus
- population ecology
- habitat destruction
- Phasianidae
- tebuthiuron
- population density
- Quercus havardii
- vegetation
- Texas
- range management
- seasonal variation
- botanical composition
- rangelands
- New Mexico
- Library Collection RecordBrush is an important component of white-tailed deer (Odocoileus virginianus Raf.) habitat. We determined the long-term effects of offset disking on canopy cover, density, and diversity of brush…Publication Date 1991-05-01
- South Texas plains
- offset disking
- brush management
- diversity
- discing
- Plains
- habitats
- browse plants
- brush control
- Odocoileus virginianus
- plant density
- Texas
- wildlife management
- range management
- canopy
- browsing
- Library Collection RecordVariable weather, forage production, weed and pest problems, and livestock prices contribute to uncertainty in range livestock production. Because returns from livestock production, in which…Publication Date 1991-05-01
- prices
- econometric models
- stochastic processes
- variability of returns
- risk
- costs and returns
- animal production
- stocking rate
- profitability
- sustainability
- range management
- livestock
- forage
- 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 RecordDissatisfaction persists with current approaches to range condition and trend assessment. Sometimes assessed condition does not truly represent the past or the potential of range. One of the likely…Publication Date 1991-09-01
- ordination
- site factors
- classification
- plant ecology
- ecological succession
- vegetation
- environmental factors
- range management
- rangelands
- Library Collection RecordRange scientist members of the Society for Range Management were surveyed to evaluate where research efforts have been concentrated in the recent past relative to current and future allocation of…Publication Date 1991-05-01
- research projects
- research topics
- publication patterns
- research support
- patterns
- questionnaires
- surveys
- trends
- range management
- United States
- Library Collection RecordTallgrass prairies are an important forage resource in the eastern Central Great Plains. The effect of spring burning, fertilization, and atrazine [6-chloro-N-ethyl-N'-(1-methylethyl)-1,3,5-…Publication Date 1992-05-01
- plant cultural practices
- Bromus inermis
- crop quality
- atrazine
- Poa pratensis
- fires
- fire effects
- nitrogen fertilizers
- Nebraska
- Sorghastrum nutans
- Andropogon gerardii
- prairies
- biomass
- range management
- botanical composition
- Library Collection RecordThe concepts of relatively stable multiple states and thresholds or transitions between these states has received little attention in range management until recently. On North American rangelands…Publication Date 1991-09-01
- desert grasslands
- annual grasslands
- climax communities
- grasslands
- plant ecology
- ecological succession
- natural grasslands
- climatic zones
- range management
- rangelands
- United States
- grazing
- Library Collection RecordSeeding rangeland is a challenge for rangeland scientists, especially on those soils with tendency to crusting. Although some information is available on how soil conditioners affect emergence of…Publication Date 1992-05-01
- soil treatment
- polyacrylamide
- setaria macrostachya
- Sporobolus airoides
- sowing
- Bouteloua curtipendula
- Panicum antidotale
- crusts
- seedling emergence
- stand establishment
- Bothriochloa ischaemum
- range management
- rangelands
- New Mexico
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