Rangeland Ecology & Management
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Displaying 101 - 150 of 526 results
- Library Collection RecordWe studied the effects of vegetation characteristics in southern Texas on site selection by mature, male white-tailed deer (Odocoileus virginianus Raf.). Thirteen, radio-collared animals were…Publication Date 1994-05-01
- males
- tracking
- telemetry
- habitat selection
- site factors
- vegetation types
- species diversity
- Odocoileus virginianus
- woody plants
- Texas
- canopy
- 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 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
- habitats
- brush control
- species diversity
- woody plants
- Texas
- range management
- chaining
- plowing
- root plowing
- 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 1993-12-01
- rangelands
- Texas
- agricultural education
- education programs
- organizations
- 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 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 1993-04-01
- liveweight gain
- livestock production
- cost benefit analysis
- stocking rate
- Texas
- range management
- 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 1993-04-01
- soil structure
- environmental impact
- overgrazing
- stocking rate
- Texas
- range management
- grazing
- Library Collection RecordResearch was conducted at the Sonora Research Station during a 4-year period (1984 to 1988) to measure differences in herbaceous vegetation response between two 7-pasture 1-herd grazing systems.…Publication Date 1993-03-01
- ewes
- dry matter accumulation
- grazing trials
- ecological succession
- stocking rate
- pastures
- heifers
- growth rate
- grazing intensity
- Texas
- botanical composition
- grazing
- forage
- Library Collection RecordImproving wildlife habitat through the introduction of nutritious forage species is a management tool that may be used to increase target populations such as deer. By increasing deer numbers the…Publication Date 1993-01-01
- Onobrychis viciifolia
- leucaena refusa
- engelmannia pinnatifida
- Leucaena
- Asteraceae
- Trifolium subterraneum
- Medicago sativa
- Desmanthus illinoensis
- browse plants
- protein content
- Desmanthus
- Atriplex canescens
- crude protein
- biomass production
- Odocoileus
- Texas
- wildlife management
- prairies
- rangelands
- nutritive value
- forage
- chemical constituents of plants
- Library Collection RecordPrevious studies of fee hunting have focused only on fee-hunting ranches with little consideration given to ranches that choose not to operate fee-hunting enterprises. Our study compares feed-hunting…Publication Date 1993-01-01
- farm income
- enterprise
- game farming
- costs and returns
- ranching
- economic analysis
- hunting
- multiple land use
- livestock production
- Texas
- wildlife management
- rangelands
- Library Collection RecordNutritional quality of range plants eaten by white-tailed deer (Odocoileus virginianus Raf.) in southern Texas is lowest during summer and fall. Nutritional quality of shrub regrowth is typically…Publication Date 1992-11-01
- pruning
- roller chopping
- Acacia rigidula
- leaves
- Acacia berlandieri
- stems
- browse plants
- protein content
- Odocoileus virginianus
- regrowth
- crude protein
- shrubs
- in vitro digestibility
- Texas
- seasonal variation
- rangelands
- nutritive value
- chemical constituents of plants
- Library Collection RecordA study was conducted in the South Texas Plains to contrast the short-term impacts of short duration grazing (SDG) and deferred-rotation grazing (DG) systems on habitats for northern bobwhites (…Publication Date 1992-11-01
- Colinus virginianus
- population density
- habitats
- semiarid zones
- Texas
- wildlife management
- rangelands
- 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 1992-10-01
- weather
- computer software
- field tests
- planning
- grasslands
- Texas
- rangelands
- prescribed burning
- 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 1992-10-01
- range management
- weed control
- Texas
- livestock
- New Mexico
- Colorado
- Arizona
- herbicides
- toxicity
- overgrazing
- symptoms
- palatability
- tremor
- Isocoma wrightii
- 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
- Eragrostis curvula
- Panicum coloratum
- botanists
- plant collections
- Cenchrus ciliaris
- Eragrostis lehmanniana
- South Africa
- Oklahoma
- Mexico
- Arizona
- history
- Texas
- range management
- 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 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
- data analysis
- hydrologic data
- databases
- runoff
- water quality
- watersheds
- soil erosion
- Kansas
- vegetation
- models
- plant communities
- Colorado
- Nebraska
- Wyoming
- Texas
- rangelands
- Library Collection RecordHoney mesquite (Prosopis glandulosa Torr.) occurs on a variety of sites varying in soil depth and moisture availability. The objective of this study was to compare water use by honey mesquite on…Publication Date 1992-07-01
- highlands
- Prosopis glandulosa
- watersheds
- stomatal conductance
- water table
- phreatophytes
- lowlands
- site factors
- water availability
- riparian buffers
- transpiration
- water-use efficiency
- soil water content
- leaf water potential
- Texas
- seasonal variation
- 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 1992-06-01
- range management
- Texas
- brush control
- goats
- goat meat
- Odocoileus virginianus
- brushwood
- predators
- guard dogs
- fencing
- Library Collection RecordThe usefulness of near infrared reflectance spectroscopy (NIRS) for predicting diet quality of free-ranging cattle through fecal analysis was examined. Diet samples were obtained with esophageal…Publication Date 1992-05-01
- organic matter
- protein content
- prediction
- feces
- infrared spectroscopy
- steers
- digestibility
- crude protein
- diets
- Texas
- nutritive value
- grazing
- beef cattle
- 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 1992-04-01
- exotics
- environmental impact
- conservation
- overgrazing
- grasslands
- Texas
- rangelands
- range management
- wildlife management
- Library Collection RecordBrush management for improving wildlife habitat in South Texas is important because of the economic value of wildlife. We determined vegetation responses to (1) roller chopping of guajillo (Acacia…Publication Date 1992-03-01
- Acacia rigidula
- Aloysia lycioides
- roller chopper
- discing
- Acacia berlandieri
- wildlife
- habitats
- brush control
- vegetation management
- Odocoileus virginianus
- Texas
- rangelands
- Library Collection RecordA technique for recording time-temperature curves within field-scale range fires was accomplished using a commercially available data logger capable of rapidly reading large numbers of thermocouples…Publication Date 1992-03-01
- thermocouples
- fire behavior
- measurements
- fires
- prescribed burning
- Texas
- temperature
- rangelands
- Library Collection RecordStudies were made at 2 rangeland areas in south Texas to measure canopy cover and distribution with an airborne laser profiler. In a comparison of laser and ground measurements of canopy cover on the…Publication Date 1992-03-01
- lasers
- evapotranspiration
- measurements
- remote sensing
- vegetation
- shrubs
- spatial distribution
- Texas
- rangelands
- Library Collection RecordPaper presented at the "Symposium on Ingestion of Poisonous Plants by Livestock," February 15, 1990, Reno, Nevada. Stocking rate, multi-species grazing, and grazing systems are 3 components…Publication Date 1992-01-01
- Hymenoxys odorata
- Nolina
- nolina texana
- mixed grazing
- losses
- toxicity
- Quercus
- stocking rate
- death
- sheep
- goats
- cattle
- Texas
- grazing
- poisonous plants
- Library Collection RecordHoney mesquite (Prosopis glandulosa Torr. var. glandulosa) stem flow was measured on days with contrasting environmental conditions during the 1989 growing season in Texas. Midday stem flow varied…Publication Date 1992-01-01
- evapotranspiration
- sap flow
- diurnal variation
- Prosopis glandulosa var. glandulosa
- watersheds
- transpiration
- environmental factors
- Texas
- rangelands
- Library Collection RecordInstantaneous intake rate (IIR) and instantaneous nutrient intake rate (INIR) by tame white-tailed deer (Odocoileus virginianus) of 9 common browse species in south Texas were studied to determine if…Publication Date 1991-11-01
- browse plants
- Odocoileus virginianus
- Texas
- botanical composition
- browsing
- Library Collection RecordA study was conducted from May 1986 to June 1987 with white-tailed deer (Odocoileus virginianus) to determine seasonal nutritive value and nutrient digestibilities of guajillo (Acacia berlandieri)…Publication Date 1991-11-01
- Acacia berlandieri
- Odocoileus virginianus
- digestibility
- Texas
- nutritive value
- Library Collection RecordUneven distribution of livestock in large pastures results in some areas receiving more use than the average and some areas receiving little or no use. Six 2-ha experimental pastures on a shallow…Publication Date 1991-09-01
- grazing pressure
- twig diameter
- grazing strategy
- Acacia rigidula
- Acacia berlandieri
- stocking rate
- branches
- diameter
- pastures
- grazing intensity
- goats
- Texas
- canopy
- feeding preferences
- plant height
- Library Collection RecordLive oak (Quercus virginiana Mill.) competes with herbaceous plants, but provides browse and mast for white-tailed deer (Odocoileus virginianus Zimmerman). We determined the effects of treating live…Publication Date 1991-09-01
- grassland improvement
- nutritional status
- browse
- Quercus virginiana
- foraging
- tebuthiuron
- woodland grasslands
- weed control
- yields
- Odocoileus virginianus
- biomass production
- Texas
- botanical composition
- browsing
- grasses
- forage
- feeding preferences
- 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 1991-08-01
- water supply
- watersheds
- Odocoileus hemionus
- guzzlers
- Texas
- 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 1991-08-01
- Odocoileus virginianus
- fires
- fire effects
- Texas
- range management
- grazing
- 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 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 1991-06-01
- moisture content
- crude protein
- forage
- wildlife
- habitats
- Texas
- rangelands
- Opuntia
- range management
- cattle feeding
- Library Collection RecordLow vigor of seedlings and stand failures plague many revegetation efforts in semiarid and arid rangelands. Phototoxicity, sandbur (Cenchrus incertus M.A. Curtis) competition, seedbed preparation (…Publication Date 1991-05-01
- plant residues
- Cenchrus incertus
- crop establishment
- seedbed preparation
- Eragrostis curvula
- allelopathy
- Quercus havardii
- seedlings
- nitrogen fertilizers
- vigor
- environmental factors
- Texas
- plant competition
- rangelands
- Library Collection RecordRevenues associated with controlling broom snakeweed (Xanthocephalum sarothrae) on 6 soils with heavy, moderate, and light infestations of snakeweed were estimated. The analysis considered economic…Publication Date 1991-05-01
- poisoning
- poisonous weeds
- economic analysis
- liveweight gain
- weed control
- Gutierrezia sarothrae
- reproductive performance
- chemical control
- profitability
- finishing
- picloram
- Texas
- New Mexico
- beef cattle
- forage
- 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 RecordThe Bowen ratio/energy balance technique was used to estimate evaporation (E) from honey mesquite (Prosopis glandulosa Torr. var. glandulosa) as the difference in total E (plant and soil) between…Publication Date 1991-03-01
- bowen ratio/energy balance
- evaporation
- evapotranspiration
- sap flow
- ground cover
- Prosopis glandulosa var. glandulosa
- energy balance
- transpiration
- Texas
- rangelands
- Library Collection RecordJustification for controlling honey mesquite (Prosopis glandulosa Torr. var. glandulosa) on rangelands has been traditionally related to enhanced livestock production from increased herbage…Publication Date 1991-03-01
- net primary production
- water yield
- Bouteloua curtipendula
- Nassella leucotricha
- Prosopis glandulosa var. glandulosa
- brush control
- leaf area index
- pastures
- vegetation
- growth rate
- biomass production
- Texas
- range management
- forage
- Library Collection RecordUtilization patterns of cattle were related to pasture characteristics in a nonrandom and complex manner. Six mixed brush pastures on the Rio Grande Plains (244-356 ha) that were topographically flat…Publication Date 1991-03-01
- consumption patterns
- availability
- mixed pastures
- foraging
- environmental factors
- grazing behavior
- spatial distribution
- cattle
- plant density
- Texas
- range management
- botanical composition
- grazing
- grasses
- forage
- Library Collection RecordTranspiration rates and internal water relationships of honey mesquite (Prosopis glandulosa) were investigated weekly during May through September 1986 on sandy loam and clay loam, both upland sites…Publication Date 1991-03-01
- leaf angle
- facultative phreatophytes
- stress response
- matric potential
- clay loam soils
- leaves
- waxes
- Prosopis glandulosa
- phreatophytes
- drought tolerance
- leaf conductance
- sandy loam soils
- soil water content
- xylem water potential
- Texas
- temperature
- drought
- canopy
- water stress
- 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 1991-02-01
- range management
- Texas
- stocking rate
- brush control
- brushwood
- labor costs
- labor requirements
- pastures
- 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 1991-02-01
- goats
- fires
- fire effects
- rotational grazing
- Texas
- prescribed burning
- 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 1991-02-01
- Texas
- fees
- hunting
- Odocoileus virginianus
- leasing
- Val Verde County
- Library Collection RecordHerbicides were applied aerially to honey mesquite (Prosopis glandulosa Torr.) in the Rolling Plains and Edwards Plateau land resource areas of Texas to evaluate efficacy during late season…Publication Date 1991-01-01
- aerial applications
- woody weeds
- timing
- application timing
- 2,4,5-T
- Prosopis glandulosa
- brush control
- weed control
- chemical control
- picloram
- application rates
- Texas
- rangelands
- 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 1990-12-01
- history
- Texas
- rangelands
- range management
- Library Collection RecordUnderstanding hydrologic processes on rangelands is essential to determine if water yield will increase through shrub management. Nine nonweighable lysimeters were monitored for 3 years to determine…Publication Date 1990-11-01
- lysimetry
- herbaceous vegetation
- Plains
- water balance
- interrill erosion
- hydrology
- ground cover
- Prosopis glandulosa
- watersheds
- soil water content
- shrubs
- Texas
- range management
- rangelands
- 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 1990-10-01
- quails
- birds
- turkeys
- private lands
- Odocoileus virginianus
- hunting
- land use
- Texas
- wildlife 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 1990-10-01
- management
- brush control
- Texas
- rangelands
- Library Collection RecordLocation and amount of subsurface water may ifiuenee the degree of dependence of honey mesquite (Prosopis glandulosa Torr.) on shallow lateral roots to supply water. The objective of this study was…Publication Date 1990-09-01
- water uptake
- abiotic stress
- slicing
- matric potential
- Prosopis glandulosa
- stomatal conductance
- roots
- water availability
- root systems
- leaf water potential
- Texas
- soil water