Rangeland Ecology & Management
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Displaying 1 - 50 of 134 results
- Library Collection Record
- forest trees
- seeds
- germination
- temperature
- dormancy
- storage
- savannas
- germination
- temperature
- Library Collection RecordPublication Date 2011
- alpine grasslands
- temperature
- temperature
- Library Collection RecordPublication Date 2009
- grasslands
- herbaceous plants
- Composting
- seed characteristics
- temperature
- temperature
- vigor
- Library Collection Record
- grasslands
- land management
- Intensive farming
- precipitation
- temperature
- mowing
- harvesting frequency
- fertilizer application
- NPK fertilizers
- application rates
- stand characteristics
- botanical composition
- precipitation
- temperature
- Library Collection Record
- grasslands
- oversowing
- site factors
- climatic factors
- temperature
- precipitation
- duration
- fertilizer application
- NPK fertilizers
- Inorganic Fertilizers
- application rates
- harvesting
- crop yield
- biomass
- roots
- shoots
- temperature
- precipitation
- Library Collection RecordPublication Date 2009
- pastures
- Hemiptera
- biology
- temperature
- population dynamics
- Hemiptera
- temperature
- Hemiptera
- Library Collection RecordSagebrush steppe ecosystems in the western United States are characterized by harsh environmental conditions with high annual and seasonal variability in both precipitation and temperature.…Publication Date 2016
- model
- mortality
- restoration
- Seedbed
- temperature
- water availability
- Library Collection RecordPlains rough fescue (Festuca hallii [Vasey] Piper) is an important, native forage grass species in Western Canada. Despite the high demand of seeds of this species, supply remains extremely limited…Publication Date 2017
- autumn
- Festuca hallii
- forage
- precipitation
- seed production
- spring
- temperature
- Library Collection RecordSagebrush steppe ecosystems in the western United States are characterized by harsh environmental conditions with high annual and seasonal variability in both precipitation and temperature.…Publication Date 2016
- model
- mortality
- restoration
- Seedbed
- temperature
- water availability
- 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 1981-04-01
- shaded plants
- temperature
- moisture
- light intensity
- overstory
- understory
- forest
- forage production
- 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 1992-04-01
- meteorological data
- temperature
- snow cover
- telemetry
- soil water
- Nevada
- range management
- Library Collection RecordEffective storage of wildland seeds helps alleviate supply shortages and mitigates variable production associated with annual weather patterns. The storage environment is critical for seeds like…Publication Date 1999
- ultrastructure
- mitochondria
- cold storage
- frozen storage
- viability
- seedlings
- Wyoming
- temperature
- Colorado
- imbibition
- Krascheninnikovia lanata
- radicles
- storage quality
- Library Collection RecordFire, natural or of anthropologic origin, is a recurrent phenomenon in South African mesic grassland. The species composition of these grasslands is sensitive to fire, particularly fire frequency.…Publication Date 2009-11-01
- butenolide
- germination
- grassland species
- seedling vigor
- smoke-water
- temperature
- Library Collection RecordDesmostachya bipinnata (L.) Stapf. (Poaceae), or drub, a perennial grass of near-coastal and inland deserts, is a potential fodder crop for either saline soils or where only brackish water is…Publication Date 2007-07-01
- grass
- halophytes
- Karachi
- light
- recovery
- temperature
- Library Collection RecordAn experimental design required burn treatments for 10-m2 circular plots. We constructed a fire enclosure for the plots using sheetmetal, electrical conduit, and other commonly available materials.…Publication Date 2003-05-01
- peak temperature
- experimental rigs
- field experimentation
- soil temperature
- fire ecology
- prescribed burning
- range management
- botanical composition
- Nevada
- Utah
- fire
- Great Basin
- sagebrush
- burn barrell
- temperature
- temperature monitoring
- Library Collection RecordThe genus Adesmia (Fabaceae, Papilionoideae) is one of the scarce forage resources at high altitude and arid zones of South America. Its germination behavior has not been examined. Seeds of Adesmia…Publication Date 2003-05-01
- seed scarification
- Fabaceae
- testa
- imbibition
- seed treatments
- acid treatment
- dormancy breaking
- ambient temperature
- seed germination
- seed dormancy
- sulfuric acid
- Argentina
- legumes
- scarification
- hard seed coat
- imbibition
- temperature
- Library Collection RecordInterest has been expressed in using silver sagebrush (Artemisia cana Pursh ssp. cana) in restoring the Northern Mixed Prairie in Saskatchewan. The objectives of this study were to determine the…Publication Date 2002-05-01
- mowing
- sowing date
- natural resource management
- artemisia cana
- haymaking
- tillage
- seedbed preparation
- glyphosate
- highlands
- lowlands
- seedling emergence
- sowing rates
- precipitation
- plant communities
- land restoration
- application rates
- establishment
- temperature
- seasonal variation
- Artemisia cana spp. cana
- ecological restoration
- seedling establishment
- seedbed ecology
- Library Collection RecordGrowth characteristics of diffuse knapweed (Centaurea diffusa Lam.) and bluebunch wheatgrass (Pseudoroegneria spicata (Pursch) Scribn. Smith) seedlings were evaluated in 2 temperature regimes, 10 and…Publication Date 2003-01-01
- noxious weeds
- root penetration
- rooting depth
- Centaurea diffusa
- Pseudoroegneria spicata
- Weeds
- leaf area
- soil water potential
- roots
- root shoot ratio
- ambient temperature
- root systems
- seedlings
- length
- species differences
- soil water content
- biomass
- introduced species
- plant competition
- invasive species
- noxious weeds
- Centaurea diffusa
- Pseudoroegneria spicata
- seedling growth
- water
- temperature
- Library Collection RecordThe Eurasian low-shrub, forage kochia [Kochia prostrata (L.) Shad.], was introduced into western North America for use in restoration of severely disturbed landscapes in arid and semiarid…Publication Date 2001-05-01
- cold storage
- frozen storage
- Bassia prostrata
- viability
- duration
- seedlings
- vigor
- seed germination
- temperature
- Kochia prostrata
- prostrate summer cypress
- germination rate
- mean germination time
- after-ripening
- gemination synchronization
- cold-desert revegetation
- Library Collection Record'Immigrant' forage kochia (Kochia prostrata (L.) Schrad.) is a valuable introduced subshrub, often used in reclamation plantings and seedings on western rangelands. Seedling establishment…Publication Date 2001-07-01
- Bassia prostrata
- storage
- harvest date
- seed moisture
- viability
- irrigation
- duration
- seeds
- seedlings
- land restoration
- establishment
- temperature
- Kochia prostrata
- revegetation
- seed care
- greenstripping
- Library Collection RecordEffective storage of wildland seeds helps alleviate supply shortages and mitigates variable production associated with annual weather patterns. The storage environment is critical for seeds like…Publication Date 1999-05-01
- ultrastructure
- storage quality
- mitochondria
- cold storage
- frozen storage
- radicles
- imbibition
- viability
- Krascheninnikovia lanata
- seedlings
- Wyoming
- temperature
- Colorado
- Library Collection RecordThe depth of the grass crown nodes in the soil influences the susceptibility of the crown to environmental and management conditions which can affect grass establishment success and grain and forage…Publication Date 1999-03-01
- Avena sativa
- internodes
- mesocotyls
- planting depth
- coleoptiles
- light intensity
- seedling growth
- plant anatomy
- temperature
- Library Collection RecordImbibition at cold temperatures reduces seedling vigor of some species, but is beneficial to others. We used 3 rangeland shrubs and 8 agronomic crop species to test for a general relationship between…Publication Date 1999-09-01
- Bassia prostrata
- water content
- crops
- Chenopodiaceae
- Cucumis sativus
- Helianthus annuus
- Lycopersicon pimpinellifolium
- Phaseolus vulgaris
- Pisum sativum
- Raphanus sativus
- Spinacia oleracea
- seed testing
- grayla spinosa
- cold tolerance
- Triticum aestivum
- weight losses
- seedling growth
- inhibition
- seeds
- vigor
- species differences
- Artemisia tridentata
- shrubs
- seed germination
- temperature
- Library Collection RecordIdaho fescue (Festuca idahoensis Elmer), a palatable native perennial bunchgrass, has persisted on degraded sagebrush-steppe despite invasion by alien plants, excessive livestock grazing, and…Publication Date 1999-03-01
- stress factors
- Bromus
- Festuca idahoensis
- disturbed soils
- competitive ability
- steppes
- rain
- seedlings
- Oregon
- plant communities
- seed germination
- temperature
- biomass
- botanical composition
- altitude
- Library Collection RecordMultiple fires conducted in spring (March-April) and summer (June-July) on blue grama (Bouteloua gracilis [H.B. K. Lag.]) grassland near Corona, N.M. were used to relate broom snakeweed (Gutierrezia…Publication Date 1997-11-01
- weed control
- estimation
- mortality
- Gutierrezia sarothrae
- fires
- fire effects
- equations
- relative humidity
- wind speed
- air temperature
- duration
- shortgrass prairie
- spring
- prescribed burning
- summer
- Bouteloua gracilis
- temperature
- prairies
- New Mexico
- Library Collection RecordPoor seedling vigor limits the use of Russian wildrye [Psathyrostachys juncea (Fisch.) Nevski] for complementary pasture. Tetraploid (2n=4x=28) plants of Russian wildrye have greater seedling vigor…Publication Date 1997-01-01
- coleoptiles
- leaves
- Psathyrostachys juncea
- seedling emergence
- tetraploidy
- seedlings
- length
- tillers
- temperature
- Library Collection RecordThe effects of seed mass and fluctuating temperatures on the germination and heterotrophic seedling development of 3 seed sources of Russian wildrye, Psathyrostachys juncea (Fisch) Nevski, were…Publication Date 1996-07-01
- radicles
- provenance
- seed size
- coleoptiles
- Psathyrostachys juncea
- seedling growth
- seed germination
- temperature
- Library Collection RecordDebearders are machines originally developed to remove grain from bearded (awned) seed heads of small grains. They are now used in many types of seed cleaning, including preparing sagebrush seed for…Publication Date 1997-01-01
- after-ripening
- seed quality
- seed cleaners
- awns
- processing technology
- seed production
- relative humidity
- duration
- seeds
- seedlings
- growth
- Wyoming
- Artemisia tridentata
- seed germination
- temperature
- Library Collection RecordJapanese brome (Bromus japonicus Thunb.), an alien annual grass, is an important component of some northern mixed-prairie communities. Understanding the relationship between environment and…Publication Date 1994-03-01
- storage
- Bromus japonicus
- photoperiod
- environmental factors
- Oklahoma
- seed germination
- seed dormancy
- temperature
- Montana
- 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 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 RecordTexas wintergrass (Stipa leucotricha Trin. & Rupr.) is an important cool-season, perennial forage grass in Texas. Seed handling problems and a limited knowledge of germination and establishment…Publication Date 1989-01-01
- flowers
- water potential
- Nassella leucotricha
- heat stress
- viability
- plant morphology
- germination
- Texas
- establishment
- temperature
- water stress
- Library Collection Record
- Climatic change
- plant production
- temperature
- rain
- ultraviolet radiation
- carbon dioxide
- Ozone
- crops
- photosynthesis
- crop yield
- environmental impact
- simulation models
- food production
- plant physiology
- growth
- water availability
- soil fertility
- Pollution by agriculture
- water balance
- pollutants
- water resources
- hydrology
- models
- case studies
- Nile River
- Lake Chad
- Caspian Sea
- soil chemicophysical properties
- soil degradation
- evapotranspiration
- biomass
- seeds
- carbohydrates
- transpiration
- Plant water relations
- stomata
- heat
- Temperature resistance
- Plant developmental stages
- Ozone depletion
- plant response
- population growth
- Famine
- risk
- Agricultural situation
- food supply
- land use
- vegetation
- Environmental impact assessment
- ecosystems
- agriculture
- forestry
- soil
- Cropping Systems
- pastures
- databases
- leaf area index
- Economic growth
- Library Collection RecordQuantitative effects of temperature on germination were determined for 17 cool-season grasses, 19 warm-season grasses, and 18 miscellaneous forbs and shrubs associated with semiarid rangelands. These…Publication Date 1989-01-01
- regression analysis
- inhibition
- germination
- woody plants
- semiarid zones
- seed germination
- temperature
- rangelands
- grasses
- Arizona
- Library Collection RecordThe allelopathic effects of kochia aqueous extracts found in kochia (Kochia scoparia L. Roth.) on seed germination and seedling growth of blue grama (Bouteloua gracilis [H.B.K.] Lag.) were studied in…Publication Date 1987-07-01
- Bassia scoparia
- aqueous concentrates
- radicles
- plant extracts
- shoots
- inhibition
- allelopathy
- seedlings
- growth
- Bouteloua gracilis
- seed germination
- temperature
- phenology
- Library Collection RecordOn California's winter annual rangelands precipitation controls the beginning and end of the growing season while temperature largely controls seasonal growth rates within the growing season.…Publication Date 1988-05-01
- weather patterns
- livestock feeding
- factors of production
- yield factors
- correlation
- seasonal growth
- heat sums
- forage crops
- liveweight gain
- sampling
- California
- temperature
- rangelands
- Library Collection RecordIndiangrass [Sorghastrum nutans (L.) Nash] is widely used in range seeding. Objectives of this study were to determine the effects of temperature, water potential, and sodium chloride on germination…Publication Date 1988-05-01
- moisture characteristic
- varieties
- regeneration
- sodium chloride
- soil water potential
- seed dispersal
- soil salinity
- efficiency
- germination
- Sorghastrum nutans
- Texas
- temperature
- Library Collection RecordMature downy brome (Bromus tectorum L.) seeds collected in Texas, Oklahoma, and Kansas in mid-June did not germinate at summer temperatures even when supplied with adequate moisture. The after-…Publication Date 1987-11-01
- Kansas
- Bromus tectorum
- environmental factors
- Oklahoma
- Texas
- seed germination
- seed dormancy
- temperature
- climatic factors
- Library Collection RecordDesert saltgrass [Distichlis spicata var. stricta (Torr.) Beetle] is the dominant herbaceous forage on many saline rangelands. The ability to direct-seed this grass would permit revegetation of…Publication Date 1988-03-01
- Distichlis spicata
- saline soils
- moisture
- sowing
- sodium chloride
- land restoration
- seed germination
- establishment
- temperature
- Nevada
- rangelands
- forage
- Library Collection RecordA search continues for native perennial range grasses which will compete successfully with introducted annual grasses. Secar blue-bunch wheatgrass (Agropyron spicatum) is a recently released cultivar…Publication Date 1988-01-01
- Taeniatherum caput-medusae
- Pseudoroegneria spicata
- leaf area
- competitive ability
- weed control
- seedlings
- vigor
- growth rate
- seed germination
- temperature
- Library Collection RecordIn this study we determined that mountain rye (Secale montanum), crested wheatgrass (Agropyron cristatum × desertorum 'Hycrest'), and downy brome (Bromus tectorum) have similar germination…Publication Date 1988-01-01
- Secale strictum subsp. strictum
- hybrids
- biological control
- competitive ability
- Agropyron desertorum
- Agropyron cristatum
- weed control
- Bromus tectorum
- seed germination
- temperature
- Library Collection RecordThe total nonstructural carbohydrate (TNC) content of leafy spurge (Euphorbia esula L.) roots was determined for 4 consecutive growing seasons. The variations in water soluble (monosac-charide and…Publication Date 1987-03-01
- cold hardening
- sucrose
- cold tolerance
- evaporation
- roots
- Euphorbia esula
- carbohydrates
- temperature
- climatic factors
- seasonal variation
- North Dakota
- Library Collection RecordLow seed germination is a problem in establishment of showy menodora (Menodora longiflora Gray). Objectives of this study were to determine the effects of temperature, light, and presowing treatments…Publication Date 1986-07-01
- Oleaceae
- menodora longiflora
- preplanting treatment
- photoperiod
- scarification
- seed treatments
- Texas
- seed germination
- temperature
- Library Collection RecordBrownseed paspalum (Paspalum plicatulum Michx.) is an important forage grass in tropical and subtropical regions. This study investigated effects of temperature, light, and scarification on…Publication Date 1987-03-01
- Paspalum plicatulum
- provenance
- scarification
- light
- cultivars
- seed germination
- seed dormancy
- temperature
- Library Collection RecordA study was conducted to evaluate production of 2 temperate, annual legumes at locations where temperature and moisture may seasonally place severe constraints on growth. Arrowleaf (Trifolium…Publication Date 1987-03-01
- Trifolium vesiculosum
- Trifolium subterraneum
- soil water content
- growth rate
- precipitation
- Texas
- temperature
- climatic factors
- crop yield
- introduced species
- rangelands
- Library Collection RecordPayson sedge (Carex paysonis Clokey) is a dominant component of many alpine floras in the western United States. This species appears to be a highly adapted colonizer (early invader) on disturbances…Publication Date 1987-03-01
- burial
- carex paysonis
- colonizing ability
- photoperiod
- Carex
- seed germination
- establishment
- temperature
- Montana
- Library Collection RecordSeed dormancy hampers establishment of anacua [Ehretia anacua (Teran & Berl.) I.M. Johnst.] in plantings for wildlife. We evaluated methods of enhancing anacua germination and causes of dormancy…Publication Date 1986-09-01
- Texas
- wildlife management
- seed germination
- seed dormancy
- establishment
- temperature
- sulfuric acid
- Boraginaceae
- pretreatments
- habitat improvement
- ehretia anacua
- Library Collection RecordLight and temperature dependencies for net photosynthesis and stomatal conductance were generally very similar between foliage on crested wheatgrass (Agropyron desertorum (Fisch. ex Link) Schult.)…Publication Date 1986-09-01
- characteristics
- stomatal movement
- plant physiology
- Pseudoroegneria spicata
- light intensity
- Agropyron desertorum
- photosynthesis
- gas exchange
- temperature
- phenology
- rangelands
- Utah
- Library Collection RecordA hard seed coat restricts germination of prostrate bundleflower [Desmanthus virgatus var. depressus (Humbolt and Bonpland ex Willd.) Turner] seeds. Our objectives were to determine: (1) the effects…Publication Date 1987-03-01
- Desmanthus virgatus
- preplanting treatment
- testa
- photoperiod
- scarification
- seed treatments
- seed germination
- temperature
- Library Collection RecordThe intensity and pattern of cattle use of small riparian meadows were studied by periodically sampling vegetative standing crop and by continuously monitoring meadows with time-lapse photography.…Publication Date 1985-05-01
- riparian buffers
- Malheur National Forest
- Oregon
- cattle
- temperature
- grazing