Rangeland Ecology & Management
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Displaying 501 - 550 of 734 results
- Library Collection RecordMulching with plastic film, cinders, or juniper slash; deep furrowing; and fallowing increased penetration and retention of soil moisture, delayed soil surface crusting, and lowered seeding-zone…Publication Date 1981-05-01
- Arizona
- Library Collection RecordWater development is an important aspect of range improvement, particularly in arid regions. A structure including a masonry dam and a collection field of perforated pipes was covered with coarse…Publication Date 1981-05-01
- Arizona
- Library Collection RecordForty-four species and varieties of forage plants, including 3 shrubs, 6 forbs, and 35 grasses, were planted at each of six sites in four Arizona pinyon-juniper climatic subtypes. Represented were…Publication Date 1981-03-01
- Arizona
- Library Collection RecordHerbage production was evaluated after overstory removal from different sites within the pinyon-juniper type. Average annual production varied from 43 to 643 kg/ha before treatment and 715 to 3,703…Publication Date 1981-03-01
- Arizona
- Library Collection RecordA complete guide to Navajo Nation range plants, soils, and management planning. Includes numerous illustrations.Publication Date 1981
- plants
- soil classification
- Arizona
- Navajo Indians
- New Mexico
- plants
- soils
- range sites
- 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 1980-06-01
- Arizona
- Library Collection RecordSix shrub species were studied to determine their microhabitat relationships as well as their effect on the immediate environment. Analysis of site characteristics and mineral composition of soils in…Publication Date 1980-03-01
- Arizona
- Library Collection RecordAquecus sprays of picloram at the rate of 0.56 kg/ha (94 1/ha total volume) were applied to 5 plots each in May 1973 and August 1976 to control falsemesquite (Calliandra eriophylla) in southern…Publication Date 1980-03-01
- Arizona
- Library Collection RecordSoil water is recharged in the semidesert Southwest during the usual winter precipitation season, and again during the usual summer rainy season. The amount and depth of recharge varies widely…Publication Date 1980-01-01
- deserts
- Arizona
- 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 1979-06-01
- Arizona
- Library Collection RecordDuring 1976 a study of soil profile salt concentrations and probable salt loading by surface runoff was made on 73 range improvement sites in Utah, Colorado, New Mexico, and Arizona. The range…Publication Date 1979-05-01
- Utah
- New Mexico
- Arizona
- Colorado
- Library Collection RecordDuring 1976 a study of annual production and cover (litter + rock + vegetation) on various range improvement practices was conducted in Utah, Colorado, New Mexico, and Arizona. The range improvement…Publication Date 1979-03-01
- river basins
- Utah
- New Mexico
- Arizona
- Colorado
- Library Collection RecordABSTRACT Apodemia mormo in the region of Nogales, Santa Cruz Co. Arizona, display variability unsual even in the A. mormo complex. At least five overlapping phenotype classes, some represented…Publication Date 1979
- Altar Valley
- Apodemia mormo
- Arizona
- Lepidoptera
- United States
- Library Collection RecordWe studied the impact of fire on an ungrazed sacaton grassland community at The Research Ranch in southeastern Arizona. Two summer burns were followed through two post-fire growing seasons. A winter…Publication Date 1978-07-01
- Arizona
- Library Collection RecordSurface runoff waters from three kinds of activity on rangeland were examined for suspended solids and some indicator chemical constituents. We compared ungrazed brush-covered rangeland with recently…Publication Date 1978-07-01
- Arizona
- Library Collection RecordForage consumption was significantly correlated with forage production and tree density, but not with steepness of slope, rockiness of soil, or distance from water. This suggests that good range…Publication Date 1978-01-01
- Arizona
- Library Collection RecordFifty stands, representing six common and three rare species of gramas (genus Bouteloua), were sampled for vegetation abundance, species composition, and selected habitat factors. Numerical and…Publication Date 1977-11-01
- Arizona
- Library Collection RecordSpecies adaptation trials were observed over periods varying from 21 to 28 years at ten Arizona pinyon-juniper sites. Fifty-nine species and varieties developing fair to excellent stands and…Publication Date 1977-11-01
- Arizona
- Library Collection RecordHerbage production by weeping, Boer, and Lehmann lovegrasses was essentially unaffected by winter burning on a converted chaparral watershed in central Arizona. Burning opened up the stand and…Publication Date 1977-09-01
- Arizona
- Library Collection RecordNutrient contents of wooly Indianwheat, white bursage, desertthorn, and foothills paloverde were determined seasonally during 1974 and 1975 in the Havasu Resource Area, California-Arizona. Gross…Publication Date 1977-09-01
- Arizona
- Library Collection RecordMule deer (Odocoileus hemionus) selectively consumed cactus fruit, browse leaves and fruit, and forbs, when present, on semidesert grass-shrub habitats in southern Arizona. Plant species utilized…Publication Date 1977-05-01
- Arizona
- Library Collection RecordFocuses on the problems and experiences of a small group of Papago Indians who have left the reservation to live in a ghetto in Tucson, Arizona. Source: http://www.worldcat.org/title/yes-is-better-…Publication Date 1977
- Altar Valley
- Arizona
- Papago Indian Reservation
- Tohono O'Odham Indians
- United States
- Library Collection RecordVegetative cover, composition, and frequency studies on protected and grazed desert grassland ranges in Arizona provided quantitative data on the reaction of plants to protection and grazing. These…Publication Date 1976-11-01
- Arizona
- Library Collection RecordEffects of pitting and rootplowing on surface runoff were determined on a desert shrub range in southeastern Arizona, and the time-dependent changes in the soil surface characteristics resulting from…Publication Date 1976-05-01
- Arizona
- Library Collection RecordThis book examines the "arroyo problem" faced by much of the American Southwest. With many of the chapters focused on conditions in southern California and Arizona, the Altar Valley…Publication Date 1976
- Altar Valley
- Arizona
- Arroyos
- California
- Entrenchment
- Environmental Changes
- erosion
- United States
- Library Collection RecordComparison of vegetative changes between a protected and closely grazed desert grassland range in southeastern Arizona showed that velvet mesquite was rapidly invading both ranges at almost equal…Publication Date 1975-11-01
- Arizona
- Library Collection RecordFelling of a 13% cover of alligator juniper in northcentral Arizona resulted in a 38% increase in total herbage production and a 45% increase in forage plant production. These increases were highly…Publication Date 1974-09-01
- Arizona
- Library Collection RecordA 2-year study on the Spy Mesa relict of the Arizona Strip provides information concerning the natural occurrence of pinyon-juniper in range ecosystems of this area. The 40-acre relict is unique…Publication Date 1974-09-01
- Arizona
- Library Collection RecordAdventures in the Apache Country: A Tour through Arizona and Sonora provides a description of the Arivaca and Altar Valleys as well as the Papagueria.Publication Date 1974
- Altar Valley
- Arizona
- cultural resources
- history
- United States
- Library Collection RecordShortage of water for livestock often limits the carrying capacity of rangeland. Water harvesting can provide extra water. Paraffin wax was applied as granules or flakes on the surface of two…Publication Date 1973-11-01
- Wax Treated Soils
- Paraffin
- water sources
- Granite Reef
- Mesa
- water harvesting
- precipitation
- water
- livestock
- runoff
- Arizona
- carrying capacity
- Library Collection RecordThe profit formula is based on forage production, digestibility and utilization, animal weight and daily gain, costs per animal day, and beef prices. Rangeland producing 500-1,000 lb forage per acre…Publication Date 1973-07-01
- Arizona
- Library Collection RecordPlanting season and cultural treatment effects on emergence and survival of three range species were determined for two cold, dry pinyon-juniper sites in north central Arizona. Plowing was the most…Publication Date 1973-07-01
- Arizona
- Library Collection RecordAbstract not availablePublication Date 1973
- Paraffin
- water harvesting
- precipitation
- water
- livestock
- runoff
- Arizona
- carrying capacity
- Granite Reef
- Mesa
- Water Source
- Wax Treated Soils
- Library Collection RecordEverything needed to recognize, effectively combat--and defeat--weeds. Comprehensive manual covers identification, new species and problems, land-use factors, and control methods. Illustrations by…Publication Date 1972
- Weeds
- weed control
- plants
- poisonous plants
- Arizona
- Library Collection RecordOutlines the social geography of the region over a broad timescale, through the historical experiences of “Indians,†“Hispanos,†and “Anglos.†Source: Collaborative Conservation: History…Publication Date 1971
- Altar Valley
- Arizona
- Historical Geography
- Human Geography
- southwest United States
- United States
- Library Collection RecordAbstract not availablePublication Date 1970
- planning
- inventories
- government agencies
- environment
- ecosystems
- ecological soil types
- biodiversity
- land use planning
- Arizona
- Library Collection RecordAbstract not availablePublication Date 1970
- monitoring
- data collection
- Arizona
- Library Collection RecordAbstract not availablePublication Date 1970
- Forest inventories
- forest health
- forest ecology
- ecology
- Arizona
- Library Collection RecordAbstract not availablePublication Date 1970
- monitoring
- methodology
- vegetation
- Utah
- Arizona
- Library Collection RecordMean percentage calcium carbonate levels of near 13% in the surface foot of soil and low pinyon-juniper crown cover (13% and 26%) were associated with no increase in perennial grass herbage…Publication Date 1969-11-01
- pinyon
- Soluble Salts
- crown cover
- Moisture Regime
- Herber Ranger District
- Sitgreaves National Forest
- herbage responses
- Calcium Carbonate
- Juniperus monosperma
- Juniperus osteosperma
- nitrates
- potential
- vegetative responses
- juniper
- Pinus edulis
- soil
- perennial grasses
- Understory Response
- potassium
- control
- nitrogen
- Arizona
- Library Collection RecordAbstract not availablePublication Date 1969
- soil chemistry
- soil physical properties
- Arizona
- plant communities
- botanical composition
- relict soils
- semi-desert scrub
- semiarid grasslands
- Library Collection RecordThe effects of prescribed fire and livestock grazing on a semi-arid grassland community dominated by the non-native invasive grass, Lehman lovegrass (Eragrostis lehmanniana Nees) were evaluated at…Publication Date 1969
- Arizona
- prescribed burning
- species diversity
- Eragrostis lehmanniana
- invasive grasses
- Lehmann lovegrass
- livestock grazing
- native plants
- species richness
- Library Collection RecordMcClaren and Anable measured the changes in density of Lehmann lovegrass (Eragrostis lehmanniana) and native grasses, and the proportion of lovegrass present along a livestock grazing intensity…Publication Date 1969
- invasive species
- Arizona
- disturbance
- mesquite-grass savanna
- repeated measure analysis
- Library Collection RecordValone and Sauter looked at the effects of cattle exclusion, for over 20 years, from a shrub-dominated site to see how rodents and grass species would respond. The authors believe that high cattle…Publication Date 1969
- Arizona
- livestock
- overgrazing
- alternate stable state
- perennial grass
- time lag
- Library Collection RecordChanges in vegetation under yearlong grazing were compared with those under Santa Rita grazing system, a rotation system designed for southwestern US rangelands where 90% of the forage is produced in…Publication Date 1969
- Arizona
- 3-pasture
- grass density
- Rotation Grazing
- semidesert grasslands
- shrub intercept
- Library Collection RecordJepson-Innes and Bock looked at the effect of cattle grazing on the abundance of grasshopper species on the Appleton-White Research Ranch in southeastern Arizona. The subfamilies Gomphocerinae,…Publication Date 1969
- Acrididae
- Arizona
- grazing
- abundance
- Gomphocerinae
- Melanoplinae
- Library Collection RecordThe data from 10 exclosures examined in Arizona shows few differences in species frequencies between the inside and outside, with some exceptions. The large amount of sameness between the grazed and…Publication Date 1969
- Arizona
- grazing
- grazing management
- Exclosure
- sagebrush grasslands
- Library Collection RecordHalstad et al. looked the effects of a deferred, rest-rotation grazing system on the feeding site selection by elk at the Walker Basin Allotment in Central Arizona. Cattle grazed a four pasture…Publication Date 1969
- Arizona
- deferred grazing
- paired-plots
- rest-rotation
- stubble height
- western wheatgrass
- Library Collection RecordOne of the goals of the Buenos Aries National Wildlife Refuge is to preserve native vegetation on grasslands that have been invaded by mesquite (Prosopis velutina) and many non-native species,…Publication Date 1969
- climate
- Eragrostis lehmanniana
- grazing
- Arizona
- fire
- long-term monitoring
- non-native
- Semi-Desert Grassland
- Library Collection RecordBristow et al. looked at the effects of cattle grazing on the habitat selection of Montezuma quail in Arizona. The most important aspect of quail habitat was ample hiding cover followed closely by…Publication Date 1969
- Arizona
- grazing
- cattle
- Cyrtonyx montezumae
- habitat selection
- Madrean evergreen woodland
- Montezuma quail
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