Rangeland Ecology & Management
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- Library Collection RecordGrazing affects the plant ecology and adds excreta, thereby influencing soil N relationships. Consequently, total N, mineralizable N, exchangeable N, hydrolyzable N, and urease activity were assessed…Publication Date 1990-01-01
- nitrogen mineralization
- hydrolysis
- urease
- grassland soils
- soil organic matter
- A horizons
- chernozemic soils
- Festuca altaica
- enzyme activity
- nitrate nitrogen
- ammonium nitrogen
- distribution
- Alberta
- cattle manure
- stocking rate
- spatial distribution
- cattle
- grazing
- Library Collection RecordThe Oregon Range Evaluation Project implemented 3 levels of grazing management intensities (strategies) on private land pastures in the Blue Mountains of northeastern Oregon. Prior to implementing…Publication Date 1991-01-01
- private farms
- ecosystems
- costs and returns
- optimization
- production costs
- cost-benefit analysis
- stocking rate
- beef production
- Oregon
- range management
- grazing
- Library Collection RecordA 2-year experiment was conducted to determine the effect of 27 years of continuous grazing at moderate (7 ha/cow/yr) (MC) and heavy (5 ha/cow/yr) (HC) rates of stocking on seasonal diet selection…Publication Date 1990-07-01
- nutrient intake
- protein content
- stocking rate
- crude protein
- dietary supplements
- diets
- cattle
- in vitro digestibility
- seasonal variation
- botanical composition
- grazing
- forage
- Library Collection RecordDiet composition, performance, and production of calves and lambs grazing in combination were contrasted between a repeated-seasonal (RSG) (May-Sept.) and a 16-subunit, 1-herd high-performance short-…Publication Date 1990-07-01
- mixed grazing
- lambs
- mixed pastures
- controlled grazing
- liveweight gain
- calves
- grazing trials
- South Dakota
- stocking rate
- diets
- botanical composition
- feeding preferences
- Library Collection RecordThe key to managing Arizona chaparral depends on creating and maintaining brush-free or savanna-like habitats. Brush control using fire, chemicals, and mechanical methods has been tested previously;…Publication Date 1991-03-01
- chaparral
- chaparral soils
- Quercus turbinella
- manual weed control
- soil density
- biological control
- controlled grazing
- brush control
- soil fertility
- stocking rate
- vegetation
- regrowth
- grazing intensity
- goats
- range management
- browsing
- grazing
- Arizona
- Library Collection RecordA key to management of short duration grazing systems is maintaining proper rest periods for individual pastures, but information on the necessary length of rest periods for tallgrass prairie is…Publication Date 1991-03-01
- grazing time
- controlled grazing
- ecological succession
- stocking rate
- rotational grazing
- Oklahoma
- natural grasslands
- grazing intensity
- plant communities
- cattle
- prairies
- botanical composition
- grazing
- Library Collection RecordA 4-year study was conducted on Cross Timbers range in north-central Oklahoma. Conventional seasonlong grazing (SLS) of stocker cattle was compared to intensive-early season stocking (IES). Stocking…Publication Date 1990-03-01
- forests
- liveweight gain
- stocking rate
- pastures
- vegetation
- Oklahoma
- prairies
- defoliation
- grazing
- beef cattle
- forage
- Library Collection RecordThe possibility of attenuating the negative effects of high stocking rate (SR) on animal production by using inexpensive low energy supplements (mainly poultry litter) was examined in a herd of small…Publication Date 1990-11-01
- weaning rate
- weaning
- poultry manure
- Mediterranean region
- mixed pastures
- Israel
- weaning weight
- grazing trials
- stocking rate
- beef cows
- beef production
- dietary supplements
- Library Collection RecordSimulated 8-pasture short duration grazing systems were studied in 1985-86 to determine the effect of grazing schedule and stocking rate on defoliation patterns of individual grass tillers of big…Publication Date 1990-03-01
- Schizachyrium scoparium
- controlled grazing
- stocking rate
- Andropogon gerardii
- rotational grazing
- Oklahoma
- tillers
- grazing intensity
- cattle
- defoliation
- grazing
- plant height
- Library Collection RecordLiveweight (LW) changes and behavior of growing rams were measured in 1981, 1982, 1985, and 1986 at the Timahdit Experiment Station in the Middle Atlas, Morocco, at stocking rates of 2.78, 4.17, and…Publication Date 1990-09-01
- rams
- Morocco
- selling prices
- production costs
- decision making
- stocking rate
- grazing intensity
- diets
- grazing behavior
- in vitro digestibility
- range management
- forage
- dry matter
- feed intake
- Library Collection RecordEmergence of broadcast-seeded kleingrass (Panicum coloratum L. 'Selection 75') was compared for 2 seasons in short-duration grazed (SDG) areas and ungrazed exclosures in the Texas Rolling…Publication Date 1990-03-01
- soil strength
- Panicum coloratum
- controlled grazing
- seedling emergence
- stocking rate
- pastures
- cattle
- Texas
- soil compaction
- trampling
- Library Collection RecordShort-duration grazing (SDG) has been purported to increase forage production and utilization compared to other grazing systems, and thus can sustain higher stocking rates. This study was designed to…Publication Date 1990-03-01
- availability
- stocking rate
- pastures
- cattle
- plant density
- Texas
- botanical composition
- grazing
- forage
- Library Collection RecordImproved carrying capacity of grasslands has been attributed to the effect of time-controlled grazing with high animal density, which can be achieved by increased stocking rates as well as by fencing…Publication Date 1990-11-01
- stress response
- mixed pastures
- Festuca
- controlled grazing
- grazing trials
- root systems
- Alberta
- stocking rate
- regrowth
- natural grasslands
- cattle
- prairies
- crop yield
- botanical composition
- grazing
- forage
- Library Collection RecordManagers often deal with the problem of herd replacement of one animal class by another. A preliminary study suggested that steers could be substituted for cow-calf pairs on shortgrass steppe on a…Publication Date 1989-07-01
- animal unit equivalent
- substitution
- conversion
- cows
- sown grasslands
- ratios
- calves
- steppes
- stocking rate
- pastures
- steers
- natural grasslands
- range management
- Colorado
- forage
- feed intake
- Library Collection RecordThe effect of varying price ratios between liveweight and supplementary feed on the optimum stocking rate (SR) of a beef herd on range is analyzed in relation to the net value of weaned calf live…Publication Date 1989-07-01
- mathematical models
- production costs
- cost analysis
- beef herds
- liveweight gain
- stocking rate
- pastures
- dietary supplements
- cattle feeding
- beef cattle
- Library Collection RecordThurber needlegrass (Stipa thurberiana Piper) is an important component of both forested and shrub-steppe communities of the Pacific Northwest and Great Basin regions, and little is known of its…Publication Date 1988-11-01
- Achnatherum thurberianum
- roots
- stocking rate
- regrowth
- Oregon
- range management
- phenology
- rangelands
- defoliation
- livestock
- grazing
- forage
- Library Collection RecordAn economic analysis of alternative stocking rate adjustment tactics is performed using a simulation model which emulates the annual decision-making situation of a rancher. The model includes…Publication Date 1989-03-01
- computer software
- investment
- cattle production
- optimization
- decision making
- stocking rate
- Texas
- Library Collection RecordStocking rate effects on intensive-early stocked Kansas Flint Hills range were studied from 1982 through 1987. Rates were 2X, 2.5X, and 3X normal season-long stocking rates for 200-225 kg steers.…Publication Date 1988-11-01
- carbohydrates
- Kansas
- yields
- stocking rate
- winter
- Andropogon gerardii
- cattle
- rangelands
- grazing
- forage
- 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 RecordProponents of rotational grazing claim that individual animal performance in a properly managed rotational grazing (RG) treatment will be equal to or greater than that in other, less intensively…Publication Date 1989-05-01
- crude protein
- organic matter digestibility
- stocking rate
- grazing systems
- Library Collection RecordCumberland Island National Seashore, Georgia, is inhabited by a population of feral horses that intensively graze the island's salt marshes. Based on 18 months of experimental grazing studies, a…Publication Date 1988-09-01
- Spartina alterniflora
- salt marshes
- cumberland island national seashore
- feral varieties
- simulation models
- Georgia
- grazing trials
- horses
- stocking rate
- Library Collection RecordA model, more detailed than a set of stocking rate response curves but less detailed than large process models such as SPUR, was needed to evaluate the short-term effect of grazing management…Publication Date 1989-09-01
- computer simulation
- stocking rate
- steers
- range management
- Library Collection RecordResearch was conducted on the effects of rotational grazing (RG) compared to continuous grazing (CG) on the behavior of cattle grazing on rangelands. Different livestock densities in the RG…Publication Date 1989-07-01
- grazing time
- continuous grazing
- grazing experiments
- stocking rate
- pastures
- rotational grazing
- grazing intensity
- grazing behavior
- spatial distribution
- cattle
- Texas
- Library Collection RecordContinuous stocking usually leads to the formation of grazed patches. However, the effect of patches on the grassland community is related to their stability. Therefore, we studied the spatial…Publication Date 1988-11-01
- Festuca altaica
- plant community analysis
- danthonia parryi
- grasslands
- yields
- Alberta
- stocking rate
- botanical composition
- livestock
- grazing
- forage
- Library Collection RecordPatterns of end-of-season standing crop were evaluated during a 4-year period on an oak-bunchgrass range site under short-duration grazing in northern Mexico. Patterns were determined as a function…Publication Date 1989-01-01
- crop management
- Mexico
- stocking rate
- biomass
- range management
- grazing
- 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 1988-11-01
- Kansas
- liveweight gain
- yields
- stocking rate
- winter
- Andropogon gerardii
- cattle
- rangelands
- grazing
- forage
- Library Collection RecordResearch was initiated at the Texas Experimental Ranch in 1981 to quantify the effects of 2 livestock densities on forage quality in a rotational grazing (RG) treatment. Livestock densities evaluated…Publication Date 1987-07-01
- stocking rate
- pastures
- rotational grazing
- digestibility
- crude protein
- Texas
- quality
- livestock
- forage
- dry matter
- Library Collection RecordThis study emphasizes short-term management decisions that are made in a yearling cattle operation in northeastern Colorado. Empirical equations describing forage and animal growth were coupled with…Publication Date 1987-07-01
- yearlings
- marketing techniques
- grazing time
- dynamic programming
- optimization
- decision making
- stocking rate
- cattle
- range management
- Colorado
- Library Collection RecordThe financial profitability of intensive grazing management techniques such as short duration grazing (SDG) and the Savory Grazing Management (SGM) has received very little attention in the range…Publication Date 1987-09-01
- investment
- intensive livestock farming
- ranching
- economic analysis
- stocking rate
- profitability
- range management
- grazing
- Library Collection RecordUnderstanding the conditions in which livestock consume poisonous plants is necessary to develop management strategies to reduce losses. Three 10-day grazing trials were conducted to observe…Publication Date 1987-07-01
- premature birth
- prevention
- maturity
- pods
- developmental stages
- Oxytropis
- weed palatability
- flowers
- Oxytropis sericea
- grazing experiments
- stocking rate
- Hereford
- steers
- Utah
- feeding preferences
- 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 term harvest efficiency has been used with increasing frequency to describe results of intensive grazing management. A concept of harvest efficiency for grazed systems, i.e., a grazing efficiency…Publication Date 1988-07-01
- grazing experiments
- productivity
- agricultural research
- nomenclature
- efficiency
- stocking rate
- grazing intensity
- range management
- grazing
- Library Collection RecordSimulated 8-pasture short duration grazing systems were studied in 1985-86 to determine the effect of timing and intensity of grazing on seasonal herbage dynamics. Treatments consisted of 3 grazing…Publication Date 1988-05-01
- correlation
- controlled grazing
- stocking rate
- Oklahoma
- land restoration
- prairies
- range management
- biomass accumulation
- grazing
- forage
- Library Collection RecordGrazing trials in which treatments are compared at only 1 grazing intensity greatly outnumber those in which treatments are compared at several grazing intensities. This suggests that, compared to…Publication Date 1988-07-01
- data analysis
- Cynodon dactylon
- models
- liveweight gain
- regression analysis
- cultivars
- grazing experiments
- stocking rate
- steers
- grazing intensity
- Texas
- Library Collection RecordTobosa (Hilaria mutica [Buckl.] Benth.) was seasonally grazed with cattle under high-density (2.1 to 5.1 animal unit/hectare [AU/ha]) rotation and low-density (0.33 and 0.39 AU/ha) continuous…Publication Date 1988-01-01
- crop quality
- Hilaria mutica
- arid zones
- liveweight gain
- stocking rate
- rotational grazing
- crude protein
- cattle
- rangelands
- grazing
- New Mexico
- forage
- Library Collection RecordA 16-paddock, cell-designed, rotational grazing (RG) system was initiated in March 1981 to evaluate the effects of RG on various vegetation response variables and cow/calf production. This 20-month…Publication Date 1987-07-01
- organic matter digestibility
- crop quality
- continuous grazing
- stocking rate
- pastures
- rotational grazing
- digestibility
- crude protein
- cattle
- Texas
- plant litter
- forage
- Library Collection RecordComparisons were made over a 4-year period between 1-herd, 16-pasture short duration grazing (SDG) and continuous grazing (CG) on the Texas High Plains. Animal performance, vegetation response, and…Publication Date 1987-09-01
- liveweight gain
- grazing experiments
- stocking rate
- steers
- Texas
- botanical composition
- rangelands
- grazing
- forage
- feeding preferences
- Library Collection RecordResearch was initiated at the Texas Experimental Ranch in 1981 to quantify the effects of 2 stocking densities, equivalent to 14- and 42-paddock rotational grazing (RG) treatments, on aboveground…Publication Date 1987-05-01
- stocking rate
- rotational grazing
- cattle
- Texas
- biomass
- rangelands
- grazing
- forage
- Library Collection RecordCattle impact on riparian areas is dependent upon both their behavior and utilization of streamside vegetation. Development of grazing strategies for riparian environments would be enhanced by an…Publication Date 1986-05-01
- rest
- seasonal behavior
- streams
- highlands
- riparian buffers
- stocking rate
- animal behavior
- feeding behavior
- cattle
- Montana
- grazing
- Library Collection RecordThis study determined the impacts of fertilization and livestock grazing on infiltration rates and sediment production. Infiltration rates and sediment production varied across years, depending on…Publication Date 1986-07-01
- sediments
- fertilizer application
- stocking rate
- Bouteloua gracilis
- rangelands
- livestock
- grazing
- infiltration
- bulk density
- New Mexico
- Library Collection RecordDefoliation of intermediate wheatgrass (Agropyron intermedium by cattle was examined under seasonal and short-duration grazing. Tiller height, number of green leaves per tiller, phenological status,…Publication Date 1987-05-01
- grazing time
- Elytrigia intermedia subsp. intermedia
- stocking rate
- Washington
- pastures
- rotational grazing
- tillering
- grazing behavior
- cattle
- defoliation
- Library Collection RecordA study was conducted in 1982 and 1983 at the Dickinson Experiment Station, North Dakota, in the mixed grass prairie to determine the effects of short duration grazing (SDG) and repeated seasonlong…Publication Date 1986-11-01
- grazing time
- stocking rate
- plant communities
- cattle
- prairies
- range management
- botanical composition
- rangelands
- grazing
- forage
- North Dakota
- Library Collection RecordInfiltration rate and sediment production were measured for 2 years on 3 pastures from an intensive rotational grazing system. The pastures were 32, 24, and 16 ha in size. Stocking rate was held…Publication Date 1986-11-01
- soil water relations
- hydrology
- sediments
- stocking rate
- pastures
- rotational grazing
- sheep
- goats
- cattle
- Texas
- grazing
- infiltration
- Library Collection RecordThe effects of 4 stocking rates (1.2, 1.6, 2.4, and 4.8 AUM/ha) on cattle production were examined, over a 35-year period, on a Rough Fescue (Festuca scabrella Torr.) Grassland. Forage productivity…Publication Date 1986-03-01
- Festuca altaica
- grasslands
- liveweight gain
- grazing trials
- Alberta
- stocking rate
- cattle
- botanical composition
- grazing
- Library Collection RecordA study of animal performance and forage quality under continuous and short-duration grazing (SDG) systems was conducted with post-weaning heifer calves on smooth bromegrass (Bromus inermis) pasture…Publication Date 1985-03-01
- forage crops
- stocking rate
- weight
- heifers
- grazing
- Library Collection RecordA study was conducted to examine the effects of 4 stocking rates on the vegetation in a Rough Fescue Grassland vegetation in southwestern Alberta. Stocking at a light rate (1.2 AUM/ha) for 32 years…Publication Date 1985-05-01
- Festuca altaica
- grasslands
- Alberta
- stocking rate
- cattle
- grazing
- Library Collection RecordA 6-year study was conducted to evaluate the response of California annual range to triennial applications of sulfur only and sulfur plus nitrogen fertilizer. Range response was evaluated in terms of…Publication Date 1986-03-01
- seasonal growth
- sulfur fertilizers
- liveweight gain
- fertilizer application
- nitrogen fertilizers
- stocking rate
- beef production
- California
- crop yield
- rangelands
- grazing
- beef cattle
- forage
- Library Collection RecordStocking intensity and stocking pressure have been defined and used as technical stocking variables describing animals on pasture. Relationships between these variables and stocking variables such as…Publication Date 1985-11-01
- nomenclature
- stocking rate
- grazing intensity
- Library Collection RecordA simple calculation is proposed for estimating carrying capacity of range sites based on seasonal forage quality and standing crop. The model estimates animal unit days a pasture can support.…Publication Date 1985-09-01
- models
- grassland improvement
- grazing experiments
- stocking rate
- beef production
- Oregon
- range management
- rangelands
- livestock
- forage
- Library Collection RecordType I and Type II errors and the power of the test when testing the null hypothesis of static range trend are discussed. The consequences associated with Type I and Type II errors are judged to be…Publication Date 1985-09-01
- stocking rate
- monitoring
- trends
- statistical analysis
- range management
- Montana
- rangelands
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