Rangeland Ecology & Management
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- 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 RecordThe hand-plucking method for estimation of bite size and nutritive quality was tested for steers grazing at low stocking rates on heathland and in riverine grassland. Vegetation height, standing crop…Publication Date 1995-07-01
- heathlands
- Netherlands
- bite size
- methodology
- riparian grasslands
- estimation
- cattle
- botanical composition
- grazing
- feed intake
- Library Collection RecordTall larkspur (Delphinium barbeyi L. Huth.) toxicosis of cattle is a serious problem on western USA mountain rangelands. Manipulating the ruminal environment may decrease the susceptibility of cattle…Publication Date 1995-07-01
- rumen fluids
- saliva
- poisoning
- carbachol
- electrolytes
- mineral content
- water intake
- Delphinium barbeyi
- blood serum
- dietary mineral supplements
- transit time
- cattle
- grazing
- Colorado
- forage
- Library Collection RecordLong-term influences of livestock grazing on vegetation around watering points was studied on 2 upland Chihuahuan desert ranges in southcentral New Mexico using regression analysis. One range had…Publication Date 1995-01-01
- drinking water
- arid zones
- stocking rate
- cattle
- range management
- botanical composition
- New Mexico
- poisonous plants
- Library Collection RecordCows are important agents of geomorphological change. On the uplands, heavy grazing compacts the soil, reduces infiltration, increases runoff, and increases erosion and sediment yield. However, light…Publication Date 1995
- cattle
- ecosystem dynamics
- Soil Condition
- runoff
- soil erosion
- grazing
- modelling
- Africa
- Library Collection RecordSavanna landscapes in the dry communal areas of southern Zimbabwe are highlyspatially heterogeneous. This year-long study explores the responses of cattle to variation in the availability of fodder…Publication Date 1995
- foraging behaviour
- cattle movement
- spatial and temporal hererogeneity
- savanna vegetation
- Zimbabwe
- savanna
- foraging ecology
- cattle
- plant production
- forage quality
- management
- grazing
- policies
- Africa
- Library Collection RecordPaddocks of tallgrass prairie were grazed at intervals similar to 8-paddock short duration grazing. Two replicates of a 2 X 3 factorial treatment design were evaluated to determine the influence of…Publication Date 1994-11-01
- dietary protein
- grazing experiments
- stocking rate
- rotational grazing
- Oklahoma
- crude protein
- cattle
- in vitro digestibility
- prairies
- grasses
- forage
- Library Collection RecordThe profitability of alternative range-based production systems is frequently affected by government policies. Moreover, the comparative profitability of wild and domestic animal production systems…Publication Date 1994-07-01
- Zimbabwe
- disincentives
- opportunity costs
- farm income
- game farming
- savannas
- profitability
- beef production
- semiarid zones
- cattle
- range management
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1994-06-01
- range management
- foraging
- cattle
- South Dakota
- bison
- feeding preferences
- grazing behavior
- Library Collection RecordAn investigation was conducted to characterize the intensity and frequency of tiller defoliation in 'Plains' Old World bluestem (Bothriochloa ischaemum (L.) Keng) under frontal, continuous…Publication Date 1994-05-01
- frequency
- tussock grasslands
- Bothriochloa ischaemum
- stocking rate
- tillers
- grazing intensity
- browsing damage
- cattle
- defoliation
- grazing
- Library Collection RecordTwo 2-year trials were conducted to evaluate and compare frontal, continuous, and 2-paddock rotation grazing systems on 'Plains' Old World bluestem (Bothriochloa ischaemum (L.) Keng.).…Publication Date 1994-05-01
- grassland improvement
- controlled grazing
- liveweight gain
- Bothriochloa ischaemum
- stocking rate
- rotational grazing
- Oklahoma
- grazing intensity
- cattle
- seasonal variation
- Library Collection RecordMany ranchers claim that if a cow starts eating locoweed, she will teach others to eat it. Three grazing trials were conducted to evaluate the role of social facilitation in starting cattle to graze…Publication Date 1994-03-01
- biting rates
- conditioned behavior
- Oxytropis sericea
- Astragalus mollissimus
- responses
- animal behavior
- cattle
- Utah
- feeding preferences
- Library Collection RecordMethane is the most abundant organic chemical in the earth's atmosphere, and its abundance is increasing with time and has reached levels not seen in recent geological history. Methane is…Publication Date 1994
- Methane emissions
- greenhouse gases
- climate change
- cattle
- management
- Africa
- Library Collection RecordIn African semi-arid savannas livestock production frequently dominates human activity, but it has been claimed that wildlife ranching can be more profitable than extensive beef production.…Publication Date 1994
- livestock production
- overstocking
- stocking rates
- Economic Aspects
- livestock
- rangelands
- cattle
- animal production
- wildlife
- Africa
- Library Collection RecordCaldén (Prosopis caldenia Burkart) is the dominant tree of the xerophytic open forest in the semiarid pampa of Argentina. caldén has gradually increased its distribution throughout the region during…Publication Date 1993-11-01
- testa
- scarification
- Prosopis
- viability
- feces
- cattle
- seed germination
- Library Collection RecordIn the tropical Andean environments little is known about the relationship between weed dispersal and disturbances caused by cattle. We propose that abundance and dispersal of the Venezuelan Andean…Publication Date 1993-11-01
- Acaena
- vectors
- Venezuela
- plant introduction
- cattle
- Library Collection RecordAbout 40,000 km2 of the caldénal in central semiarid Argentina are rangelands where the most important economic activity is cow-calf operations. Some information on forage species, mainly regarding…Publication Date 1993-11-01
- cattle
- seasonal variation
- Argentina
- botanical composition
- grazing
- feeding preferences
- Library Collection RecordFecal analysis was used to determine the relationships between white-tailed deer (Odocoileus virginianus couesi [Coues and Yarrow]) and cattle diets (Beef Master, Hereford and criollo), in Durango,…Publication Date 1993-11-01
- animal competition
- foraging
- Mexico
- Odocoileus virginianus
- diet
- cattle
- botanical composition
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1993-10-01
- cattle
- Colorado
- history
- ranching
- rangelands
- range management
- Library Collection RecordLocoweed poisoning generally occurs in early spring. We evaluated cattle grazing of woolly locoweed (Astragalus mollissimus var. mollissimus Torr.) at Gladstone, N.M., and of white locoweed (…Publication Date 1993-09-01
- Oxytropis sericea
- Astragalus mollissimus
- feeding behavior
- cattle
- New Mexico
- Library Collection RecordResearch on the response of livestock gain to stocking rate tends to cluster into 5 "invisible colleges", represented by 5 citation networks which only occasionally intersect. Each college…Publication Date 1993-09-01
- publication
- journals
- liveweight gain
- stocking rate
- cattle
- Library Collection RecordRevegetation of disturbed rangelands in western Canada is severely impeded by cattle grazing. Fencing to protect emergent vegetation is costly and restricts animal movement. Chemically repelling…Publication Date 1993-09-01
- Alberta
- grazing behavior
- cattle
- canopy
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1993-08-01
- alkaloids
- Delphinium glaucescens
- toxins
- mechanism of action
- prevention
- poisoning
- poisonous plants
- grazing behavior
- Delphinium barbeyi
- Delphinium occidentale
- cattle
- Library Collection RecordLeafy spurge (Euphorbia esula L.) represents a serious threat to the productivity and profitability of many cattle ranches in the midwestern U.S. Sheep and goats will graze the weed, but cattle…Publication Date 1993-07-01
- Euphorbia esula
- cattle
- feeding preferences
- Library Collection RecordKnowledge of comparative diet selection by cattle and black-tailed jackrabbits (Lepus californicus) would permit better estimation of grazing capacity on Chihuahuan desert ranges. Cattle and black-…Publication Date 1993-07-01
- Lepus californicus
- stocking rate
- diet
- cattle
- botanical composition
- New Mexico
- poisonous plants
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1993-06-01
- grazing
- Wyoming
- foraging
- forage evaluation
- riparian grasslands
- habitat selection
- cattle
- Library Collection RecordExperiments were conducted to investigate efficiency in analysis of fecal samples by near infrared reflectance spectroscopy (NIRS) to predict cattle forage diet quality. Stability of fecal samples…Publication Date 1993-05-01
- sample processing
- handling
- chemical analysis
- organic matter
- evaluation
- feces composition
- infrared spectroscopy
- digestibility
- crude protein
- diets
- cattle
- nutritive value
- forage
- Library Collection RecordElk (Cervus elaphus Linnaeus), mule deer (Odocoileus hemionus Rafinesque), and cattle (Bos taurus Linnaeus) distributions were determined year round from 1975-1979 on a rest-rotation grazing system…Publication Date 1993-05-01
- population distribution
- mountains
- mountain areas
- sloping land
- highlands
- habitats
- Cervus elaphus
- Idaho
- rotational grazing
- Odocoileus hemionus
- grazing behavior
- cattle
- grazing
- altitude
- Library Collection RecordWhitetop or heart-podded hoary cress (Cardaria draba (L.) Desv.) is an Eurasian native of the Cruciferae actively invading rangelands throughout western North America. The plant is reported to be…Publication Date 1993-05-01
- Lepidium draba subsp. draba
- glucosinolates
- toxicity
- nutrient content
- poisonous weeds
- pastures
- sheep
- cattle
- in vitro digestibility
- nutritive value
- forage
- chemical constituents of plants
- Library Collection RecordA survey on the levels of the neurotoxic diterpenoid alkaloid methyllycaconitine (MLA) in low larkspur (Delphinium nuttallianum Pritz.) was conducted at rangeland sites in southern British Columbia.…Publication Date 1993-03-01
- rumen microorganisms
- delphinium menziesii
- metabolic detoxification
- alkaloids
- neurotoxins
- rumen fluids
- poisoning
- British Columbia
- cattle
- rumen fermentation
- Delphinium
- chemical constituents of plants
- poisonous plants
- altitude
- delphinium nuttallianum
- methyllycaconitine
- Library Collection RecordOver the past century woody plants have increased in abundance on sites formerly occupied by grasslands in the Sonoran Desert. Woody plant invasion has been associated with a multitude of biological…Publication Date 1993-01-01
- desert rodents
- shrub invasion
- edaphic factors
- Acacia
- woody weeds
- sowing depth
- deserts
- weed biology
- Prosopis velutina
- seed dispersal
- grasslands
- seedling emergence
- invasion
- fires
- fire effects
- air temperature
- woody plants
- environmental factors
- sheep
- cattle
- seed germination
- establishment
- Arizona
- soil texture
- Library Collection RecordA utilitarian simulation model of botanical composition of ruminant diets on rangelands is proposed. It emphasizes the use of forage resource diversity within the range ecosystem context. The forage…Publication Date 1993
- modelling
- Forage Quantity
- rangelands
- species richness
- biodiversity
- cattle
- forage quality
- livestock
- grazing
- ecology
- Africa
- Library Collection RecordBecause of the ongoing controversy about shrub forage value for different ungulates and significance of the shrub communities for spring-fall grazing in southcentral Wyoming, the relative importance…Publication Date 1992-11-01
- livestock-wildlife relationships
- common use grazing
- common lands
- wildlife
- Purshia tridentata
- browse plants
- Cervus elaphus
- Antilocapra americana
- mountain grasslands
- Wyoming
- Artemisia tridentata
- plant communities
- Odocoileus hemionus
- shrubs
- diets
- sheep
- cattle
- rangelands
- grasses
- forage
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1992-10-01
- colonization
- cultural environment
- public domain
- wildlife
- sheep
- cattle
- history
- New Mexico
- rangelands
- range management
- 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 RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1992-08-01
- Somalia
- cultural environment
- Leucaena leucocephala
- Gliricidia sepium
- fodder legumes
- agropastoral systems
- intercropping
- seedlings
- sowing
- goats
- sheep
- cattle
- Library Collection RecordBecause of widespread concern about cattle grazing effects on riparian zones of public lands, seasonal habitat selection by cattle was studied along a cold desert area ephemeral waterway of…Publication Date 1992-07-01
- crop quality
- streams
- habitat selection
- highlands
- protein content
- riparian buffers
- crude protein
- Wyoming
- grazing behavior
- cattle
- seasonal variation
- grazing
- forage
- dry matter
- feeding preferences
- Library Collection RecordA 3-year field study was conducted near Grassrange, Montana. (Latitude 46 degrees 50'N and Longitude 108 degrees 50'W) to determine the effect of leafy spurge (Euphorbia esula L.) shoot…Publication Date 1992-07-01
- Euphorbia esula
- weed control
- chemical control
- pastures
- grazing behavior
- cattle
- plant density
- picloram
- Montana
- forage
- Library Collection RecordLand managers of salt desert shrub and sagebrush steppe vegetation have concerns regarding appropriate stocking rates in summer for ephemeral stream riparian zones because of elevated levels of use…Publication Date 1992-07-01
- Populus deltoides
- crop quality
- streams
- habitat selection
- highlands
- protein content
- riparian buffers
- stocking rate
- crude protein
- Wyoming
- plant communities
- grazing behavior
- cattle
- seasonal variation
- forage
- dry matter
- Library Collection RecordAccumulation of wolf plants in rangeland pastures frequently results in waste or incomplete utilization of high quality forage by cattle. The objective of this research was to establish the degree of…Publication Date 1992-07-01
- crop growth stage
- Agropyron desertorum
- palatability
- grazing behavior
- cattle
- plant density
- phenology
- forage
- feeding preferences
- Library Collection RecordThe impact of grazing animals and plant protection on shrub seedling establishment was studied in 2 separate experiments. A total of 3,665 seedlings were monitored for survival during a sheep grazing…Publication Date 1992-05-01
- colonizing ability
- biological control
- site factors
- Agropyron desertorum
- brush control
- mortality
- seedlings
- pastures
- Artemisia tridentata
- sheep
- cattle
- Utah
- grazing
- Library Collection RecordCharacterization of standing herbaceous biomass on rangeland is complicated by both temporal and spatial variability that results from patchiness in vegetation. These patches often cause nonuniform…Publication Date 1992-05-01
- mixed pastures
- frequency distribution
- Buchloe dactyloides
- mathematical models
- spatial variation
- prediction
- temporal variation
- Bouteloua gracilis
- grazing intensity
- cattle
- biomass
- grazing
- plant height
- Library Collection RecordAn automated system to weigh and sort free-ranging cattle was adapted to administer cottonseed pellets (41% crude protein) to free-ranging cattle. The frequency with which animals drank water…Publication Date 1992-05-01
- sorting
- cottonseed protein
- free range husbandry
- weight determination
- automation
- drinking
- body weight
- dietary supplements
- cattle feeding
- cattle
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1992-04-01
- animal nutrition
- animal feeding
- Lebanon
- production possibilities
- vaccination
- surveys
- federal government
- goats
- sheep
- cattle
- range management
- grazing
- Library Collection RecordThe accuracy of microhistological techniques for analysis of herbivore diets was evaluated with cattle, sheep, and Angora goats fed grass, forb, and shrub mixtures of known botanical compositions.…Publication Date 1992-03-01
- feces analysis
- assessment
- feces composition
- shrubs
- diets
- sheep
- goats
- cattle
- botanical composition
- grasses
- New Mexico
- forage
- feeding preferences
- Library Collection RecordThe effects of late fall grazing, application of picloram (4 amino-3,5,6-trichloro-2-pyridinecarboxylic acid), and seeding on the reinfestation by knapweed (Centaurea diffusa Lam.) were investigated…Publication Date 1992-03-01
- crop mixtures
- Medicago sativa
- Centaurea diffusa
- biological control
- British Columbia
- sown grasslands
- Psathyrostachys juncea
- Agropyron cristatum
- weed control
- chemical control
- cattle
- picloram
- plant competition
- rangelands
- grazing
- Library Collection RecordSheep are more resistent to larkspur poisoning than cattle. Grazing larkspur with sheep before cattle turn-in may reduce the threat of cattle poisoning. Two 2.1-ha pastures were established in Upper…Publication Date 1992-03-01
- loss prevention
- Delphinium glaucescens
- biological control
- poisonous weeds
- weed control
- pastures
- sheep
- cattle
- Montana
- grazing
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1992-02-01
- California
- Nevada
- endangered species
- Utah
- cattle
- Arizona
- laws and regulations
- federal government
- deserts
- vegetation
- state government
- sexual maturity
- respiratory tract diseases
- Gopherus
- habitat destruction
- Library Collection RecordThis material was digitized as part of a cooperative project between the Society for Range Management, the National Agricultural Library, and the University of Arizona Libraries. The Rangelands…Publication Date 1992-02-01
- fecal flora
- water quality
- environmental impact
- water troughs
- streams
- Oregon
- cattle
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. Three species of tall larkspur (Delphinium barbeyi (Huth), Delphinium…Publication Date 1992-01-01
- Delphinium glaucescens
- Delphinium occidentale
- alkaloids
- toxicity
- Delphinium barbeyi
- cattle
- seasonal variation
- chemical constituents of plants
- poisonous plants
- diterpenoid alkaloids
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